<div id="pf1" class="pf w0 h0" data-page-no="1"><div class="pc pc1 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="https://files.passeidireto.com/454d9fbe-9752-4ceb-ba77-0ef313f690c0/bg1.png"><div class="c x1 y1 w2 h2"><div class="t m0 x2 h3 y2 ff1 fs0 fc0 sc0 ls8 ws0"><span class="fc2 sc0">@JES</span>SICALECRIM</div></div><div class="c x3 y3 w3 h4"><div class="t m0 x4 h5 y4 ff2 fs1 fc1 sc0 ls8 ws1">Ventil<span class="blank _0"></span>ação<span class="ff3 fs2 ws5"> </span></div><div class="t m0 x5 h6 y5 ff1 fs2 fc1 sc0 ls8 ws5">1.<span class="blank _0"></span> Introdução </div><div class="t m0 x5 h6 y6 ff4 fs2 fc1 sc0 ls0 ws5">A<span class="blank _1"></span> <span class="blank _2"> </span>palavra<span class="blank _1"></span> <span class="blank _2"> </span>respir<span class="blank _3"></span>ação<span class="blank _1"></span> <span class="blank _2"> </span>apresenta<span class="blank _1"></span> <span class="blank _2"> </span>muitos<span class="blank _4"></span> <span class="blank _1"></span></div><div class="t m0 x5 h6 y7 ff4 fs2 fc1 sc0 ls8 ws5">signi\ufb01cados <span class="blank _5"> </span>na <span class="blank _5"> </span>\ufb01siologia.<span class="blank _0"></span> <span class="blank _5"> </span>A <span class="blank _5"> </span>r<span class="blank _0"></span>espiração <span class="blank _5"> </span>celular </div><div class="t m0 x5 h6 y8 ff4 fs2 fc1 sc0 ls8 ws5">refer<span class="blank _0"></span>e-se <span class="blank _6"> </span>à<span class="ls9"> r<span class="blank _7"></span>e<span class="blank _7"></span>a<span class="blank _8"></span><span class="ls8">ção <span class="blank _6"> </span>intr<span class="blank _3"></span>acelular <span class="blank _6"> </span>do <span class="blank _9"> </span>oxigênio <span class="blank _9"> </span>com </span></span></div><div class="t m0 x5 h6 y9 ff4 fs2 fc1 sc0 ls8 ws5">moléculas <span class="blank _a"> </span>orgânicas <span class="blank _a"> </span>par<span class="blank _0"></span>a <span class="blank _a"> </span>produzir <span class="blank _a"> </span>dióxido <span class="blank _a"> </span>de </div><div class="t m0 x5 h6 ya ff4 fs2 fc1 sc0 ls8 ws5">carbono,<span class="blank _0"></span> <span class="blank _a"> </span>água <span class="blank _b"> </span>e <span class="blank _a"> </span>energia <span class="blank _a"> </span>na <span class="blank _a"> </span>forma <span class="blank _a"> </span>de <span class="blank _a"> </span>A<span class="blank _0"></span>TP<span class="blank _8"></span>.<span class="blank _0"></span> <span class="blank _a"> </span>A </div><div class="t m0 x5 h6 yb ff4 fs2 fc1 sc0 ls8 ws5">respir<span class="blank _0"></span>ação <span class="blank _2"> </span>externa <span class="blank _c"> </span>é <span class="blank _c"> </span>o <span class="blank _2"> </span>movimento <span class="blank _c"> </span>de <span class="blank _c"> </span>gases </div><div class="t m0 x5 h6 yc ff4 fs2 fc1 sc0 ls8 ws5">entre o meio e<span class="blank _3"></span>xterno e as células do corpo.<span class="blank _0"></span> </div><div class="t m0 x6 h6 yd ff3 fs2 fc1 sc0 ls8 ws2">Respir<span class="blank _3"></span>ação:<span class="ff4 ws5"> <span class="blank _d"> </span>troca <span class="blank _d"> </span>gasosa <span class="blank _d"> </span>(hema<span class="blank _3"></span>tose) <span class="blank _d"> </span>nos </span></div><div class="t m0 x6 h6 ye ff4 fs2 fc1 sc0 ls8 ws5">alvéolos capilares.<span class="blank _0"></span> </div><div class="t m0 x6 h6 yf ff3 fs2 fc1 sc0 ls1 ws3">V<span class="blank _0"></span>entilação:<span class="blank _4"></span><span class="ff4 ls8 ws5"> <span class="blank _e"> </span>\ufb02<span class="blank _f"> </span>u<span class="blank _f"> </span>x<span class="blank _f"> </span>o <span class="blank _e"> </span>d<span class="blank _f"> </span>e <span class="blank _10"> </span>a<span class="blank _f"> </span>r <span class="blank _10"> </span>a<span class="blank _f"> </span>t<span class="blank _f"> </span>r<span class="blank _f"> </span>a<span class="blank _f"> </span>v<span class="blank _f"> </span>é<span class="blank _f"> </span>s <span class="blank _10"> </span>d<span class="blank _f"> </span>a </span></div><div class="t m0 x6 h6 y10 ff4 fs2 fc1 sc0 ls8 ws5">inspiração <span class="blank _9"> </span>e <span class="blank _9"> </span>expiração<span class="blank _0"></span>, <span class="blank _9"> </span>pela <span class="blank _9"> </span>diferença <span class="blank _9"> </span>de </div><div class="t m0 x6 h6 y11 ff4 fs2 fc1 sc0 ls2 ws5">pressão<span class="blank _0"></span> <span class="blank _11"> </span>(pressão<span class="blank _0"></span> <span class="blank _11"> </span>atmosférica<span class="blank _0"></span> <span class="blank _11"> </span>igual<span class="blank _3"></span> <span class="blank _11"> </span>à<span class="blank _0"></span> </div><div class="t m0 x6 h6 y12 ff4 fs2 fc1 sc0 ls3 ws5">pressão<span class="blank _1"></span> <span class="blank _2"> </span>alveolar)<span class="blank _4"></span> <span class="blank _2"> </span>ocasionada<span class="blank _4"></span> <span class="blank _2"> </span>pela<span class="blank _4"></span> <span class="blank _4"></span></div><div class="t m0 x6 h6 y13 ff4 fs2 fc1 sc0 ls8 ws5">expansão da caixa torácica.<span class="blank _0"></span> </div><div class="t m0 x5 h6 y14 ff4 fs2 fc1 sc0 ls8 ws5">Assim,<span class="blank _0"></span> <span class="blank _12"> </span> <span class="blank _a"> </span>a <span class="blank _13"> </span>respir<span class="blank _0"></span>ação <span class="blank _a"> </span>faz <span class="blank _13"> </span>uso <span class="blank _a"> </span>de <span class="blank _13"> </span>três <span class="blank _13"> </span>grandes </div><div class="t m0 x5 h6 y15 ff4 fs2 fc1 sc0 ls8 ws5">engrenagens: <span class="blank _a"> </span>pulmão <span class="blank _5"> </span>(captação <span class="blank _b"> </span>do <span class="blank _5"> </span>oxigênio),<span class="blank _0"></span> </div><div class="t m0 x5 h6 y16 ff4 fs2 fc1 sc0 ls8 ws5">coração <span class="blank _c"> </span>e <span class="blank _c"> </span>vasos <span class="blank _c"> </span>(redistribuição <span class="blank _c"> </span>do <span class="blank _c"> </span>oxigênio), </div><div class="t m0 x5 h6 y17 ff4 fs2 fc1 sc0 ls8 ws5">mitocôndrias (utiliza energia).<span class="blank _0"></span> </div><div class="t m0 x5 h6 y18 ff5 fs2 fc1 sc0 ls8 ws4">\u2192<span class="ff4 ws5"> <span class="blank _5"> </span>P<span class="blank _0"></span>ressão <span class="blank _5"> </span>alveolar <span class="blank _14"> </span>baixa <span class="blank _5"> </span>(expansão <span class="blank _14"> </span>da <span class="blank _5"> </span>caixa </span></div><div class="t m0 x5 h6 y19 ff4 fs2 fc1 sc0 ls8 ws5">torácica) faz <span class="blank _15"> </span>com <span class="blank _15"> </span>que o <span class="blank _15"> </span>ar <span class="blank _15"> </span>entr<span class="blank _0"></span>e, pressão alveolar </div><div class="t m0 x5 h6 y1a ff4 fs2 fc1 sc0 ls8 ws5">alta <span class="blank _9"> </span>faz <span class="blank _16"> </span>com <span class="blank _16"> </span>que <span class="blank _9"> </span>o <span class="blank _16"> </span>ar <span class="blank _9"> </span>saia.<span class="blank _0"></span> <span class="blank _9"> </span>Isso <span class="blank _16"> </span>ocorre <span class="blank _9"> </span>devido <span class="blank _16"> </span>à </div><div class="t m0 x5 h6 y1b ff4 fs2 fc1 sc0 ls8 ws5">dinâmica <span class="blank _f"> </span>do <span class="blank _f"> </span>tór<span class="blank _3"></span>ax.<span class="blank _0"></span> <span class="blank _f"> </span>O <span class="blank _f"> </span>pulmão <span class="blank _f"> </span>expande <span class="blank _f"> </span>para <span class="blank _15"> </span>o <span class="blank _f"> </span>ar </div><div class="t m0 x5 h6 y1c ff4 fs2 fc1 sc0 ls8 ws5">entrar<span class="blank _0"></span>.<span class="blank _0"></span> </div><div class="t m0 x5 h6 y1d ff4 fs2 fc1 sc0 ls8 ws5"> </div><div class="t m0 x5 h6 y1e ff4 fs2 fc1 sc0 ls8 ws5">O <span class="blank _13"> </span>\ufb02uxo <span class="blank _a"> </span>de <span class="blank _13"> </span>ar <span class="blank _a"> </span>ocorre <span class="blank _13"> </span>sempre <span class="blank _13"> </span>que <span class="blank _a"> </span>houver <span class="blank _13"> </span>um </div><div class="t m0 x5 h6 y1f ff4 fs2 fc1 sc0 ls8 ws5">gradiente de pressão.<span class="blank _0"></span> <span class="blank _15"> </span>O \ufb02uxo global <span class="blank _15"> </span>de ar<span class="blank _0"></span>,<span class="blank _3"></span> como </div><div class="t m0 x5 h6 y20 ff4 fs2 fc1 sc0 ls8 ws5">o <span class="blank _b"> </span>\ufb02uxo <span class="blank _b"> </span>sanguíneo,<span class="blank _3"></span> <span class="blank _b"> </span>ocorre <span class="blank _b"> </span>de <span class="blank _b"> </span>áreas <span class="blank _b"> </span>de <span class="blank _b"> </span>maior </div><div class="t m0 x5 h6 y21 ff4 fs2 fc1 sc0 ls8 ws5">pressão <span class="blank _f"> </span>par<span class="blank _3"></span>a <span class="blank _f"> </span>áreas <span class="blank _f"> </span>de <span class="blank _f"> </span>menor <span class="blank _f"> </span>pressão<span class="blank _3"></span>.<span class="blank _0"></span> <span class="blank _f"> </span>A <span class="blank _f"> </span>difusão </div><div class="t m0 x7 h6 y5 ff4 fs2 fc1 sc0 ls8 ws5">de gases a <span class="blank _15"> </span>favor dos gradientes de concentração </div><div class="t m0 x7 h6 y6 ff4 fs2 fc1 sc0 ls8 ws5">(pressão <span class="blank _a"> </span>parcial) <span class="blank _a"> </span>também <span class="blank _a"> </span>se <span class="blank _b"> </span>aplica <span class="blank _b"> </span>aos <span class="blank _a"> </span>gases </div><div class="t m0 x7 h6 y7 ff4 fs2 fc1 sc0 ls8 ws5">individualmente.<span class="blank _0"></span> </div><div class="t m0 x7 h6 y22 ff5 fs2 fc1 sc0 ls8 ws4">\u2192<span class="ff4 ws5"> <span class="blank _f"> </span>A<span class="blank _0"></span> <span class="blank _f"> </span>membrana <span class="blank _f"> </span>respir<span class="blank _0"></span>atória <span class="blank _f"> </span>é <span class="blank _f"> </span>bem <span class="blank _f"> </span>\ufb01na,<span class="blank _3"></span> <span class="blank _f"> </span>já <span class="blank _f"> </span>que <span class="blank _f"> </span>a </span></div><div class="t m0 x7 h6 y23 ff4 fs2 fc1 sc0 ls8 ws5">troca r<span class="blank _0"></span>espiratória pr<span class="blank _3"></span>ecisa ser rápida.<span class="blank _0"></span> </div><div class="t m0 x7 h6 y24 ff1 fs2 fc1 sc0 ls8 ws5">2.<span class="blank _0"></span> Lei dos gases </div><div class="t m0 x7 h6 y25 ff4 fs2 fc1 sc0 ls8 ws5">O <span class="blank _13"> </span>\ufb02uxo <span class="blank"> </span>de <span class="blank _13"> </span>ar <span class="blank _13"> </span>é <span class="blank _13"> </span>muito <span class="blank _13"> </span>semelhante <span class="blank _13"> </span>em <span class="blank _13"> </span>muitos </div><div class="t m0 x7 h6 y26 ff4 fs2 fc1 sc0 ls4 ws5">aspectos<span class="blank _4"></span> <span class="blank _11"> </span>ao<span class="blank _4"></span> <span class="blank _11"> </span>\ufb02uxo<span class="blank _4"></span> <span class="blank _11"> </span>sanguíneo<span class="blank _4"></span> <span class="blank _11"> </span>no<span class="blank _4"></span> <span class="blank _11"> </span>sistema<span class="blank _4"></span> <span class="blank _0"></span></div><div class="t m0 x7 h6 y27 ff4 fs2 fc1 sc0 ls8 ws5">circula<span class="blank _3"></span>tório,<span class="blank _0"></span> <span class="blank _f"> </span>pois <span class="blank _15"> </span>tanto <span class="blank _f"> </span>o <span class="blank _f"> </span>ar <span class="blank _15"> </span>quanto <span class="blank _f"> </span>o <span class="blank _f"> </span>sangue <span class="blank _15"> </span>são </div><div class="t m0 x7 h6 y28 ff4 fs2 fc1 sc0 ls8 ws5">\ufb02uidos.<span class="blank _0"></span> <span class="blank _9"> </span>A <span class="blank _9"> </span>diferença <span class="blank _9"> </span>principal <span class="blank _6"> </span>é <span class="blank _9"> </span>que <span class="blank _6"> </span>o <span class="blank _6"> </span>sangue <span class="blank _9"> </span>é </div><div class="t m0 x7 h6 y29 ff4 fs2 fc1 sc0 ls8 ws5">um <span class="blank _f"> </span>líquido <span class="blank _f"> </span>não <span class="blank _16"> </span>compressível,<span class="blank _0"></span> <span class="blank _f"> </span>ao <span class="blank _f"> </span>passo <span class="blank _16"> </span>que <span class="blank _f"> </span>o <span class="blank _f"> </span>ar </div><div class="t m0 x7 h6 y2a ff4 fs2 fc1 sc0 ls5 ws5">é<span class="blank _1"></span> <span class="blank _2"> </span>formado<span class="blank _1"></span> <span class="blank _2"> </span>por<span class="blank _1"></span> <span class="blank _2"> </span>uma<span class="blank _4"></span> <span class="blank _2"> </span>mistur<span class="blank _3"></span>a<span class="blank _1"></span> <span class="blank _2"> </span>de<span class="blank _1"></span> <span class="blank _2"> </span>gases<span class="blank _1"></span> <span class="blank _4"></span></div><div class="t m0 x7 h6 y2b ff4 fs2 fc1 sc0 ls8 ws5">compressíveis.<span class="blank _0"></span> </div><div class="t m0 x7 h6 y2c ff4 fs2 fc1 sc0 ls8 ws5">A <span class="blank _f"> </span>atmosfera <span class="blank _f"> </span>que <span class="blank _f"> </span>circunda <span class="blank _16"> </span>a <span class="blank _f"> </span>T<span class="blank _1"></span>erra <span class="blank _16"> </span>é <span class="blank _f"> </span>uma <span class="blank _16"> </span>mistura </div><div class="t m0 x7 h6 y2d ff4 fs2 fc1 sc0 ls8 ws5">de <span class="blank _6"> </span>gases <span class="blank _d"> </span>e <span class="blank _6"> </span>de <span class="blank _d"> </span>vapor <span class="blank _6"> </span>de <span class="blank _d"> </span>água.<span class="blank _0"></span> <span class="blank _6"> </span>A <span class="blank _6"> </span><span class="ff3">lei <span class="blank _d"> </span>de <span class="blank _6"> </span>Dalton</span> </div><div class="t m0 x7 h6 y2e ff4 fs2 fc1 sc0 ls8 ws5">a\ufb01rma <span class="blank _b"> </span>que <span class="blank _5"> </span>a <span class="blank _b"> </span>pressão <span class="blank _b"> </span>total <span class="blank _5"> </span>exer<span class="blank _0"></span>cida <span class="blank _5"> </span>por <span class="blank _b"> </span>uma </div><div class="t m0 x7 h6 y2f ff4 fs2 fc1 sc0 ls8 ws5">m<span class="blank _15"> </span>is<span class="blank _15"> </span>t<span class="blank _15"> </span>u<span class="blank _15"> </span>ra <span class="blank _10"> </span>d<span class="blank _15"> </span>e <span class="blank _10"> </span>ga<span class="blank _15"> </span>s<span class="blank _15"> </span>e<span class="blank _15"> </span>s <span class="blank _10"> </span>é <span class="blank _11"> </span>a <span class="blank _10"> </span>s<span class="blank _15"> </span>o<span class="blank _15"> </span>m<span class="blank _15"> </span>a <span class="blank _11"> </span>d<span class="blank _15"> </span>a<span class="blank _15"> </span>s <span class="blank _10"> </span>pr<span class="blank _15"> </span>e<span class="blank _15"> </span>ss<span class="blank _15"> </span>õ<span class="blank _15"> </span>e<span class="blank _15"> </span>s </div><div class="t m0 x7 h6 y30 ff4 fs2 fc1 sc0 ls6 ws5">exer<span class="blank _0"></span>cidas <span class="blank _11"> </span>pelos<span class="blank _3"></span> <span class="blank _11"> </span>gases<span class="blank _3"></span> <span class="blank _11"> </span>individualmente.<span class="blank _0"></span> <span class="blank _11"> </span>P<span class="blank _4"></span>or <span class="blank _0"></span></div><div class="t m0 x7 h6 y31 ff4 fs2 fc1 sc0 ls8 ws5">exemplo<span class="blank _3"></span>,<span class="blank _0"></span> <span class="blank _9"> </span>no <span class="blank _16"> </span>ar <span class="blank _9"> </span>seco <span class="blank _16"> </span>a <span class="blank _16"> </span>uma <span class="blank _9"> </span>pr<span class="blank _3"></span>essão <span class="blank _16"> </span>atmosférica </div><div class="t m0 x7 h6 y32 ff4 fs2 fc1 sc0 ls8 ws5">de <span class="blank _15"> </span>760 <span class="blank _15"> </span>mmHg,<span class="blank _0"></span> <span class="blank _15"> </span>78% <span class="blank _15"> </span>da <span class="blank _15"> </span>pressão total <span class="blank _15"> </span>é <span class="blank _15"> </span>devida <span class="blank _15"> </span>ao </div><div class="t m0 x7 h6 y18 ff4 fs2 fc1 sc0 ls8 ws5">N2,<span class="blank _0"></span> 21% ao O2, e assim por diante.<span class="blank _0"></span> </div><div class="t m0 x7 h6 y33 ff4 fs2 fc1 sc0 ls8 ws5">A <span class="blank _6"> </span>pressão <span class="blank _6"> </span>de <span class="blank _6"> </span>um <span class="blank _d"> </span>único <span class="blank _6"> </span>gás <span class="blank _6"> </span>em <span class="blank _d"> </span>uma <span class="blank _6"> </span>mistura <span class="blank _6"> </span>é </div><div class="t m0 x7 h6 y34 ff4 fs2 fc1 sc0 ls7 ws5">conhecida <span class="blank _11"> </span>como <span class="blank _11"> </span>pressão <span class="blank _11"> </span>par<span class="blank _3"></span>cial.<span class="blank _0"></span> <span class="blank _11"> </span>A <span class="blank _11"> </span>pr<span class="blank _3"></span>essão </div><div class="t m0 x7 h6 y35 ff4 fs2 fc1 sc0 ls8 ws5">exer<span class="blank _0"></span>cida <span class="blank"> </span>por <span class="blank"> </span>um <span class="blank"> </span>gás <span class="blank"> </span>individual <span class="blank"> </span>é <span class="blank"> </span>determinada </div><div class="t m0 x7 h6 y36 ff4 fs2 fc1 sc0 ls8 ws5">somente <span class="blank _16"> </span>por <span class="blank _16"> </span>sua <span class="blank _16"> </span>abundância <span class="blank _9"> </span>r<span class="blank _0"></span>elativa <span class="blank _16"> </span>na <span class="blank _16"> </span>mistura </div><div class="t m0 x7 h6 y37 ff4 fs2 fc1 sc0 ls8 ws5">e <span class="blank _5"> </span>é <span class="blank _5"> </span>independente <span class="blank _5"> </span>do <span class="blank _5"> </span>tamanho <span class="blank _5"> </span>ou <span class="blank _5"> </span>da <span class="blank _5"> </span>massa </div><div class="t m0 x7 h6 y38 ff4 fs2 fc1 sc0 ls8 ws5">molecular do gás.<span class="blank _3"></span> <span class="blank _3"></span>A pr<span class="blank _0"></span>essão parcial dos gases no </div><div class="t m0 x7 h6 y39 ff4 fs2 fc1 sc0 ls8 ws5">ar <span class="blank _a"> </span>varia <span class="blank _b"> </span>ligeiramente,<span class="blank _3"></span> <span class="blank _a"> </span>dependendo <span class="blank _b"> </span>de <span class="blank _b"> </span>quanto </div><div class="t m0 x7 h6 y3a ff4 fs2 fc1 sc0 ls8 ws5">vapor <span class="blank _13"> </span>de <span class="blank _a"> </span>água <span class="blank _13"> </span>está <span class="blank _a"> </span>no <span class="blank _13"> </span>ar<span class="blank _0"></span>, <span class="blank _13"> </span>pois <span class="blank _13"> </span>a <span class="blank _13"> </span>pressão <span class="blank _13"> </span>do </div><div class="t m0 x7 h6 y3b ff4 fs2 fc1 sc0 ls8 ws5">vapor <span class="blank _d"> </span>de <span class="blank _d"> </span>água <span class="blank _6"> </span>\u201c<span class="blank _3"></span>dilui\u201d <span class="blank _d"> </span>a <span class="blank _d"> </span>contribuição <span class="blank _d"> </span>de <span class="blank _6"> </span>outros </div><div class="t m0 x7 h6 y3c ff4 fs2 fc1 sc0 ls8 ws5">gases para a pr<span class="blank _0"></span>essão total. </div></div><div class="c x8 y3d w4 h7"><div class="t m0 x5 h8 y3e ff1 fs3 fc1 sc0 ls8 ws5">MEDICINA NO<span class="blank _3"></span>VE DE JULHO </div><div class="t m0 x3 h8 y3f ff1 fs3 fc1 sc0 ls8 ws5">JÉSSICA<span class="blank _3"></span> SANT<span class="blank _0"></span>ANA SIL<span class="blank _0"></span>VA</div></div></div><div class="pi" data-data="{"ctm":[1.000000,0.000000,0.000000,1.000000,0.000000,0.000000]}"></div></div> <div id="pf2" class="pf w0 h0" data-page-no="2"><div class="pc pc2 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="https://files.passeidireto.com/454d9fbe-9752-4ceb-ba77-0ef313f690c0/bg2.png"><div class="c x1 y1 w2 h2"><div class="t m0 x2 h3 y2 ff1 fs0 fc0 sc0 ls8 ws0">@JESSICALE<span class="fc2 sc0">CRIM</span></div></div><div class="c x3 y40 w3 h9"><div class="t m0 x5 h6 y41 ff5 fs2 fc1 sc0 ls8 ws4">\u2192<span class="ff4 ws5"> <span class="blank _f"> </span>A<span class="blank _3"></span> <span class="blank _f"> </span>pressão <span class="blank _f"> </span>atmosférica <span class="blank _f"> </span>varia <span class="blank _f"> </span>de <span class="blank _f"> </span>acordo <span class="blank _f"> </span>com <span class="blank _f"> </span>o </span></div><div class="t m0 x5 h6 y42 ff4 fs2 fc1 sc0 ls8 ws5">ambiente.<span class="blank _0"></span> </div><div class="t m0 x5 h6 y43 ff5 fs2 fc1 sc0 ls8 ws4">\u2192<span class="ff4 ws5"> <span class="blank _f"> </span>A <span class="blank _16"> </span>pressão <span class="blank _16"> </span>total <span class="blank _16"> </span>de <span class="blank _16"> </span>uma <span class="blank _9"> </span>mistur<span class="blank _3"></span>a <span class="blank _16"> </span>de <span class="blank _16"> </span>gases <span class="blank _9"> </span>é <span class="blank _16"> </span>a </span></div><div class="t m0 x5 h6 y44 ff4 fs2 fc1 sc0 ls8 ws5">soma <span class="blank _f"> </span>das <span class="blank _f"> </span>pr<span class="blank _3"></span>essões <span class="blank _f"> </span>individuais.<span class="blank _0"></span> <span class="blank _f"> </span>A<span class="blank _0"></span> <span class="blank _f"> </span>umidade <span class="blank _f"> </span>pode </div><div class="t m0 x5 h6 y45 ff4 fs2 fc1 sc0 ls8 ws5">alterar a pr<span class="blank _0"></span>essão parcial de determinado gás.<span class="blank _3"></span> </div><div class="t m0 x5 h6 y46 ff4 fs2 fc1 sc0 lsd ws5">A <span class="blank _b"> </span><span class="ff3 ls8">lei <span class="blank _5"> </span>de <span class="blank _a"> </span>Boyle<span class="ff4"> <span class="blank _b"> </span>descreve <span class="blank _b"> </span>as <span class="blank _b"> </span>relações <span class="blank _a"> </span>pressão-</span></span></div><div class="t m0 x5 h6 y47 ff4 fs2 fc1 sc0 ls8 ws5">volume.<span class="blank _0"></span> <span class="blank _9"> </span>A <span class="blank _9"> </span>pr<span class="blank _3"></span>essão <span class="blank _9"> </span>exer<span class="blank _3"></span>cida <span class="blank _9"> </span>por <span class="blank _9"> </span>um <span class="blank _9"> </span>gás <span class="blank _9"> </span>ou <span class="blank _6"> </span>por </div><div class="t m0 x5 h6 y48 ff4 fs2 fc1 sc0 ls8 ws5">uma <span class="blank _15"> </span>mistura <span class="blank _15"> </span>de <span class="blank _15"> </span>gases <span class="blank _15"> </span>em <span class="blank _15"> </span>um <span class="blank _15"> </span>r<span class="blank _3"></span>ecipiente <span class="blank _15"> </span>fechado </div><div class="t m0 x5 h6 y49 ff4 fs2 fc1 sc0 ls8 ws5">é <span class="blank _15"> </span>criada <span class="blank _17"> </span>pelas <span class="blank _15"> </span>colisões <span class="blank _17"> </span>das <span class="blank _15"> </span>moléculas <span class="blank _17"> </span>do <span class="blank _15"> </span>gás <span class="blank _17"> </span>em </div><div class="t m0 x5 h6 y4a ff4 fs2 fc1 sc0 ls8 ws5">movimento <span class="blank _2"> </span>com <span class="blank _c"> </span>as <span class="blank _2"> </span>paredes <span class="blank _c"> </span>do <span class="blank _2"> </span>recipiente <span class="blank _c"> </span>e </div><div class="t m0 x5 h6 y4b ff4 fs2 fc1 sc0 ls8 ws5">umas <span class="blank _15"> </span>com <span class="blank _15"> </span>as <span class="blank _15"> </span>outras.<span class="blank _3"></span> <span class="blank _15"> </span>Se <span class="blank _15"> </span>o <span class="blank _15"> </span>tamanho <span class="blank _17"> </span>do <span class="blank _15"> </span>recipiente </div><div class="t m0 x5 h6 y4c ff4 fs2 fc1 sc0 ls8 ws5">é <span class="blank"> </span>r<span class="blank _0"></span>eduzido,<span class="blank _3"></span> <span class="blank"> </span>os <span class="blank _d"> </span>choques <span class="blank"> </span>entr<span class="blank _0"></span>e <span class="blank"> </span>as <span class="blank"> </span>moléculas <span class="blank _d"> </span>de </div><div class="t m0 x5 h6 y4d ff4 fs2 fc1 sc0 ls8 ws5">gás <span class="blank _9"> </span>e <span class="blank _6"> </span>as <span class="blank _9"> </span>paredes <span class="blank _9"> </span>tornam-se <span class="blank _9"> </span>mais <span class="blank _6"> </span>fr<span class="blank _3"></span>equentes,<span class="blank _3"></span> <span class="blank _9"> </span>e,<span class="blank _3"></span> </div><div class="t m0 x5 h6 y4e ff4 fs2 fc1 sc0 ls8 ws5">assim,<span class="blank _0"></span> a pressão aumenta.<span class="blank _3"></span> </div><div class="t m0 x5 h6 y4f ff5 fs2 fc1 sc0 ls8 ws4">\u2192<span class="ff4 ws5"> <span class="blank _9"> </span>O <span class="blank _6"> </span>ar <span class="blank _6"> </span>se <span class="blank _9"> </span>move <span class="blank _6"> </span>para <span class="blank _9"> </span>dentro <span class="blank _9"> </span>dos <span class="blank _6"> </span>pulmões <span class="blank _9"> </span>por </span></div><div class="t m0 x5 h6 y50 ff4 fs2 fc1 sc0 ls8 ws5">causa <span class="blank _17"> </span>da <span class="blank _17"> </span>diferença <span class="blank _15"> </span>de <span class="blank _17"> </span>pressão <span class="blank _15"> </span>entre <span class="blank _15"> </span>a <span class="blank _17"> </span>atmosfera </div><div class="t m0 x5 h6 y51 ff4 fs2 fc1 sc0 ls8 ws5">e <span class="blank _6"> </span>os <span class="blank _6"> </span>alvéolos.<span class="blank _3"></span> <span class="blank _9"> </span>A <span class="blank _6"> </span>expansão <span class="blank _9"> </span>da <span class="blank _6"> </span>caixa <span class="blank _6"> </span>torácica <span class="blank _6"> </span>faz </div><div class="t m0 x5 h6 y52 ff4 fs2 fc1 sc0 ls8 ws5">com <span class="blank _f"> </span>que <span class="blank _f"> </span>a <span class="blank _f"> </span>pressão <span class="blank _f"> </span>alveolar <span class="blank _f"> </span>diminua,<span class="blank _3"></span> <span class="blank _f"> </span>trazendo <span class="blank _17"> </span>o </div><div class="t m0 x5 h6 y53 ff4 fs2 fc1 sc0 ls8 ws5">ar para dentr<span class="blank _0"></span>o dos pulmões. </div><div class="t m0 x5 h6 y54 ff1 fs2 fc1 sc0 ls8 ws5">3.<span class="blank _0"></span> Mecânica ventilatória </div><div class="t m0 x5 h6 y55 ff4 fs2 fc1 sc0 ls8 ws5">P<span class="blank _4"></span>odemos <span class="blank _9"> </span>alterar <span class="blank _9"> </span>o <span class="blank _9"> </span>volume <span class="blank _9"> </span>dos <span class="blank _9"> </span>pulmões <span class="blank _16"> </span>através </div><div class="t m0 x5 h6 y56 ff4 fs2 fc1 sc0 ls8 ws5">de <span class="blank _a"> </span>movimentos <span class="blank _b"> </span>mecânicos <span class="blank _b"> </span>como <span class="blank _b"> </span>a <span class="blank _b"> </span>inspiração </div><div class="t m0 x7 h6 y57 ff4 fs2 fc1 sc0 lsa ws5">(contração<span class="blank _8"></span> <span class="blank _2"> </span>dos<span class="blank _1"></span> <span class="blank _2"> </span>músculos<span class="blank _1"></span> <span class="blank _c"> </span>diafragma<span class="blank _1"></span> <span class="blank _2"> </span>e<span class="blank _1"></span> <span class="blank _1"></span></div><div class="t m0 x7 h6 y58 ff4 fs2 fc1 sc0 ls8 ws5">intercostais <span class="blank _15"> </span>que <span class="blank _15"> </span>aumenta <span class="blank _17"> </span>o <span class="blank _17"> </span>volume <span class="blank _17"> </span>dos <span class="blank _17"> </span>pulmões </div><div class="t m0 x7 h6 y59 ff4 fs2 fc1 sc0 ls8 ws5">e <span class="blank _15"> </span>diminui a <span class="blank _15"> </span>pressão alveolar <span class="blank _15"> </span>para o <span class="blank _15"> </span>ar <span class="blank _15"> </span>entr<span class="blank _3"></span>ar) <span class="blank _15"> </span> <span class="blank _15"> </span>e <span class="blank _15"> </span>a </div><div class="t m0 x7 h6 y5a ff4 fs2 fc1 sc0 ls8 ws5">expiração <span class="blank _17"> </span>(relaxamento <span class="blank _f"> </span>dos <span class="blank _f"> </span>músculos <span class="blank _16"> </span>diafragma </div><div class="t m0 x7 h6 y5b ff4 fs2 fc1 sc0 ls8 ws5">e intercostais que diminui <span class="blank _15"> </span>o volume dos pulmões </div><div class="t m0 x7 h6 y5c ff4 fs2 fc1 sc0 ls8 ws5">e aumenta a pressão alveolar par<span class="blank _0"></span>a o ar sair). </div><div class="t m0 x7 h6 y5d ff4 fs2 fc1 sc0 ls8 ws5">Na <span class="blank _a"> </span>inspiração<span class="blank _3"></span>,<span class="blank _3"></span> <span class="blank _a"> </span>o <span class="blank _a"> </span>esterno <span class="blank _a"> </span>se <span class="blank _a"> </span>afasta <span class="blank _a"> </span>e <span class="blank _a"> </span>se <span class="blank _a"> </span>eleva </div><div class="t m0 x7 h6 y5e ff4 fs2 fc1 sc0 ls8 ws5">(movimento sagital de braço de bomba), junto às </div><div class="t m0 x7 h6 y5f ff4 fs2 fc1 sc0 ls8 ws5">costelas,<span class="blank _0"></span> <span class="blank _d"> </span>par<span class="blank _0"></span>a <span class="blank _d"> </span>que <span class="blank _9"> </span>a <span class="blank _6"> </span>caixa <span class="blank _18"> </span>torácica <span class="blank _6"> </span>aumente <span class="blank _6"> </span>de </div><div class="t m0 x7 h6 y60 ff4 fs2 fc1 sc0 ls8 ws5">volume.<span class="blank _0"></span> <span class="blank _9"> </span>Graças <span class="blank _9"> </span>a <span class="blank _16"> </span>pressão <span class="blank _9"> </span>intr<span class="blank _3"></span>apleural <span class="blank _9"> </span>(nega<span class="blank _0"></span>tiva, </div><div class="t m0 x7 h6 y61 ff4 fs2 fc1 sc0 lsb ws5">subatmosférica),<span class="blank _1"></span> <span class="blank _2"> </span>o<span class="blank _0"></span> <span class="blank _2"> </span>volume<span class="blank _4"></span> <span class="blank _11"> </span>dos<span class="blank _4"></span> <span class="blank _2"> </span>pulmões<span class="blank _4"></span> <span class="blank _0"></span></div><div class="t m0 x7 h6 y62 ff4 fs2 fc1 sc0 ls8 ws5">acompanha o volume da caixa torácica.<span class="blank _0"></span> </div><div class="t m0 x7 h6 y63 ff5 fs2 fc1 sc0 ls8 ws4">\u2192<span class="ff4 lsc ws5"> <span class="blank _11"> </span>O <span class="blank _11"> </span>líquido <span class="blank _10"> </span>no <span class="blank _11"> </span>espaço <span class="blank _11"> </span>pleural <span class="blank _11"> </span>mantém <span class="blank _11"> </span>a </span></div><div class="t m0 x7 h6 y64 ff4 fs2 fc1 sc0 ls8 ws5">pressão negativa para que o <span class="blank _15"> </span>pulmão acompanhe </div><div class="t m0 x7 h6 y65 ff4 fs2 fc1 sc0 ls8 ws5">o movimento da caixa.<span class="blank _0"></span> </div></div><div class="c x8 y3d w4 h7"><div class="t m0 x5 h8 y3e ff1 fs3 fc1 sc0 ls8 ws5">MEDICINA NO<span class="blank _3"></span>VE DE JULHO </div><div class="t m0 x3 h8 y3f ff1 fs3 fc1 sc0 ls8 ws5">JÉSSICA<span class="blank _3"></span> SANT<span class="blank _0"></span>ANA SIL<span class="blank _0"></span>VA</div></div></div><div class="pi" data-data="{"ctm":[1.000000,0.000000,0.000000,1.000000,0.000000,0.000000]}"></div></div> <div id="pf3" class="pf w0 h0" data-page-no="3"><div class="pc pc3 w0 h0"><img fetchpriority="low" loading="lazy" class="bi x0 y0 w1 h1" alt="" src="https://files.passeidireto.com/454d9fbe-9752-4ceb-ba77-0ef313f690c0/bg3.png"><div class="c x1 y1 w2 h2"><div class="t m0 x2 h3 y2 ff1 fs0 fc0 sc0 ls8 ws0">@JESSICALECRIM</div></div><div class="c x3 y3 w3 ha"><div class="t m0 x5 h6 y66 ff5 fs2 fc1 sc0 ls8 ws4">\u2192<span class="ff4 ws5"> <span class="blank"> </span>Os <span class="blank _18"> </span>principais <span class="blank"> </span>músculos <span class="blank _18"> </span>da <span class="blank"> </span>inspiração <span class="blank _18"> </span>são <span class="blank"> </span>o </span></div><div class="t m0 x5 h6 y67 ff4 fs2 fc1 sc0 ls8 ws5">diafragma <span class="blank"> </span>(movimento <span class="blank _d"> </span>vertical <span class="blank"> </span>contr<span class="blank _0"></span>olado <span class="blank"> </span>pelo </div><div class="t m0 x5 h6 y68 ff4 fs2 fc1 sc0 lse ws5">nervo<span class="blank _0"></span> <span class="blank _2"> </span>frênico),<span class="blank _4"></span> <span class="blank _11"> </span>o<span class="blank _4"></span> <span class="blank _11"> </span>esternocleidomastoideo,<span class="blank _4"></span> <span class="blank _0"></span></div><div class="t m0 x5 h6 y69 ff4 fs2 fc1 sc0 lsf ws5">escaleno<span class="blank _0"></span> <span class="blank _11"> </span>e<span class="blank _0"></span> <span class="blank _11"> </span>músculos<span class="blank _0"></span> <span class="blank _11"> </span>intercostais<span class="blank _0"></span> <span class="blank _11"> </span>externos<span class="blank _0"></span> <span class="blank _0"></span></div><div class="t m0 x5 h6 y6a ff4 fs2 fc1 sc0 ls8 ws5">(movimento <span class="blank _15"> </span>transversal de <span class="blank _15"> </span>alça <span class="blank _15"> </span>de <span class="blank _15"> </span>balde,<span class="blank _3"></span> <span class="blank _15"> </span>levanta </div><div class="t m0 x5 h6 y6b ff4 fs2 fc1 sc0 ls10 ws5">as<span class="blank _3"></span> <span class="blank _11"> </span>6<span class="blank _0"></span> <span class="blank _10"> </span>primeir<span class="blank _3"></span>as<span class="blank _0"></span> <span class="blank _10"> </span>costelas).<span class="blank _4"></span> <span class="blank _11"> </span>Na <span class="blank _11"> </span>expir<span class="blank _0"></span>ação,<span class="blank _0"></span> <span class="blank _11"> </span>os<span class="blank _3"></span> <span class="blank _0"></span></div><div class="t m0 x5 h6 y6c ff4 fs2 fc1 sc0 ls8 ws5">principais músculos <span class="blank _15"> </span>são os <span class="blank _15"> </span>intercostais internos <span class="blank _15"> </span>e </div><div class="t m0 x5 h6 y6d ff4 fs2 fc1 sc0 ls8 ws5">músculos retos do abdômen.<span class="blank _0"></span> </div><div class="t m0 x5 h6 y6e ff5 fs2 fc1 sc0 ls8 ws4">\u2192<span class="ff4 ws5"> <span class="blank _17"> </span>Na <span class="blank _17"> </span>inspiração,<span class="blank _0"></span> <span class="blank _17"> </span>há <span class="blank _17"> </span>contração <span class="blank _15"> </span>dos <span class="blank _17"> </span>músculos, <span class="blank _15"> </span>ou </span></div><div class="t m0 x5 h6 y6f ff4 fs2 fc1 sc0 ls11 ws5">seja,<span class="blank _4"></span> <span class="blank _11"> </span>é<span class="blank _4"></span> <span class="blank _11"> </span>um<span class="blank _0"></span> <span class="blank _11"> </span>pr<span class="blank _3"></span>ocesso<span class="blank _0"></span> <span class="blank _2"> </span>ativo.<span class="blank _4"></span> <span class="blank _11"> </span>Na<span class="blank _4"></span> <span class="blank _11"> </span>expiração<span class="blank _4"></span> <span class="blank _0"></span></div><div class="t m0 x5 h6 y70 ff4 fs2 fc1 sc0 ls8 ws5">(processo passivo),<span class="blank _0"></span> <span class="blank _15"> </span>há relaxamento do músculo <span class="blank _15"> </span>e </div><div class="t m0 x5 h6 y71 ff4 fs2 fc1 sc0 ls12 ws5">aumento <span class="blank _11"> </span>da <span class="blank _11"> </span>pr<span class="blank _3"></span>essão <span class="blank _11"> </span>alveolar<span class="blank _3"></span> <span class="blank _11"> </span>causado <span class="blank _11"> </span>pela <span class="blank _3"></span></div><div class="t m0 x5 h6 y72 ff4 fs2 fc1 sc0 ls8 ws5">presença <span class="blank _c"> </span>de <span class="blank _2"> </span>\ufb01bras <span class="blank _2"> </span>elásticas <span class="blank _c"> </span>que <span class="blank _2"> </span>retomam <span class="blank _2"> </span>o </div><div class="t m0 x5 h6 y73 ff4 fs2 fc1 sc0 ls13 ws5">tamanho<span class="blank _3"></span> <span class="blank _11"> </span>natural<span class="blank _0"></span> <span class="blank _11"> </span>dos <span class="blank _11"> </span>pulmões<span class="blank _0"></span> <span class="blank _10"> </span>(elasticidade<span class="blank _0"></span> </div><div class="t m0 x7 h6 y74 ff4 fs2 fc1 sc0 ls8 ws5">pulmonar).<span class="blank _0"></span> <span class="blank _13"> </span>Essa <span class="blank _13"> </span>última <span class="blank"> </span>pode <span class="blank _13"> </span>ser <span class="blank _13"> </span>ativa <span class="blank"> </span>quando </div><div class="t m0 x7 h6 y75 ff4 fs2 fc1 sc0 ls8 ws5">forçada pela muscula<span class="blank _3"></span>tura abdominal.<span class="blank _0"></span> </div><div class="t m0 x7 h6 y76 ff4 fs2 fc1 sc0 ls14 ws5">Durante<span class="blank _0"></span> <span class="blank _11"> </span>a<span class="blank _0"></span> <span class="blank _11"> </span>expiração<span class="blank _0"></span> <span class="blank _11"> </span>passiva,<span class="blank _0"></span> <span class="blank _11"> </span>os<span class="blank _0"></span> <span class="blank _11"> </span>músculos<span class="blank _0"></span> </div><div class="t m0 x7 h6 y77 ff4 fs2 fc1 sc0 ls8 ws5">intercostais <span class="blank _16"> </span>internos <span class="blank _9"> </span>são <span class="blank _16"> </span>responsáveis <span class="blank _16"> </span>por <span class="blank _9"> </span>voltar </div><div class="t m0 x7 h6 y78 ff4 fs2 fc1 sc0 ls15 ws5">a <span class="blank _11"> </span>caixa <span class="blank _10"> </span>tor<span class="blank _3"></span>ácica <span class="blank _11"> </span>a <span class="blank _11"> </span>sua <span class="blank _10"> </span>posição <span class="blank _11"> </span>original.<span class="blank _3"></span> <span class="blank _11"> </span>Na </div><div class="t m0 x7 h6 y79 ff4 fs2 fc1 sc0 ls16 ws5">expiração<span class="blank _0"></span> <span class="blank _11"> </span>ativa <span class="blank _11"> </span>(for<span class="blank _3"></span>çada),<span class="blank _0"></span> <span class="blank _11"> </span>os <span class="blank _11"> </span>músculos<span class="blank _3"></span> <span class="blank _11"> </span>reto<span class="blank _0"></span> </div><div class="t m0 x7 h6 y7a ff4 fs2 fc1 sc0 ls8 ws5">abdominal <span class="blank _16"> </span>oblíquo <span class="blank _16"> </span>externo <span class="blank _16"> </span>e <span class="blank _9"> </span>interno <span class="blank _f"> </span>e <span class="blank _9"> </span>músculo </div><div class="t m0 x7 h6 y7b ff4 fs2 fc1 sc0 ls8 ws5">transverso fazem esse tr<span class="blank _3"></span>abalho.<span class="blank _0"></span> </div><div class="t m0 x7 h6 y7c ff5 fs2 fc1 sc0 ls8 ws4">\u2192<span class="ff4 ws5"> Antes <span class="blank _15"> </span>da <span class="blank _15"> </span>entrada de <span class="blank _15"> </span>ar<span class="blank _0"></span>,<span class="blank _3"></span> <span class="blank _15"> </span>o <span class="blank _15"> </span>pulmão se <span class="blank _15"> </span>expande.<span class="blank _0"></span> </span></div><div class="t m0 x7 h6 y7d ff4 fs2 fc1 sc0 ls17 ws5">Quanto<span class="blank _3"></span> <span class="blank _11"> </span>mais<span class="blank _3"></span> <span class="blank _11"> </span>isso<span class="blank _3"></span> <span class="blank _11"> </span>acontece,<span class="blank _0"></span> <span class="blank _11"> </span>maior<span class="blank _3"></span> <span class="blank _11"> </span>a <span class="blank _2"> </span>força<span class="blank _3"></span> <span class="blank _3"></span></div><div class="t m0 x7 h6 y7e ff4 fs2 fc1 sc0 ls8 ws5">necessária empregada.<span class="blank _0"></span> </div><div class="t m0 x7 h6 y7f ff1 fs2 fc1 sc0 ls8 ws5">4.<span class="blank _0"></span> Biofísica da ventilação </div><div class="t m0 x7 h6 y80 ff4 fs2 fc1 sc0 ls8 ws5">A <span class="blank _17"> </span>pressão <span class="blank _17"> </span>pleural <span class="blank _17"> </span>normal <span class="blank _f"> </span>no <span class="blank _f"> </span>início <span class="blank _f"> </span>da <span class="blank _17"> </span>inspiração </div><div class="t m0 x7 h6 y81 ff4 fs2 fc1 sc0 ls8 ws5">é <span class="blank _f"> </span>de <span class="blank _f"> </span>aproximadamente <span class="blank _f"> </span><span class="ff6">\u2212</span>5<span class="ff6 ls18">"</span>cm <span class="blank _f"> </span>de <span class="blank _16"> </span>água,<span class="blank _0"></span> <span class="blank _16"> </span>que <span class="blank _f"> </span>é <span class="blank _16"> </span>a </div><div class="t m0 x7 h6 y82 ff4 fs2 fc1 sc0 ls8 ws5">quantidade <span class="blank _15"> </span>de sucção <span class="blank _15"> </span>necessária <span class="blank _15"> </span>par<span class="blank _3"></span>a <span class="blank _15"> </span>manter os </div><div class="t m0 x7 h6 y83 ff4 fs2 fc1 sc0 ls8 ws5">pulmões <span class="blank _16"> </span>em <span class="blank _9"> </span>seu <span class="blank _16"> </span>volume <span class="blank _16"> </span>de <span class="blank _16"> </span>repouso.<span class="blank _0"></span> <span class="blank _16"> </span>Durante <span class="blank _16"> </span>a </div><div class="t m0 x7 h6 y84 ff4 fs2 fc1 sc0 ls8 ws5">inspiração<span class="blank _3"></span>,<span class="blank _0"></span> <span class="blank _9"> </span>a <span class="blank _9"> </span>expansão <span class="blank _9"> </span>da <span class="blank _9"> </span>caixa <span class="blank _9"> </span>torácica <span class="blank _9"> </span>puxa <span class="blank _9"> </span>a </div><div class="t m0 x7 h6 y85 ff4 fs2 fc1 sc0 ls8 ws5">superfície <span class="blank _9"> </span>dos <span class="blank _9"> </span>pulmões <span class="blank _9"> </span>com <span class="blank _9"> </span>ainda <span class="blank _6"> </span>mais <span class="blank _9"> </span>força <span class="blank _9"> </span>e </div><div class="t m0 x7 h6 y86 ff4 fs2 fc1 sc0 ls8 ws5">gera <span class="blank _17"> </span>uma <span class="blank _f"> </span>pressão <span class="blank _17"> </span>ainda <span class="blank _f"> </span>mais <span class="blank _f"> </span>negativa <span class="blank _17"> </span>em <span class="blank _f"> </span>torno </div><div class="t m0 x7 h6 y87 ff4 fs2 fc1 sc0 ls8 ws5">de <span class="ff6">\u2212</span>7,5<span class="ff6">"</span>cm de água.<span class="blank _0"></span> </div><div class="t m0 x7 h6 y88 ff3 fs2 fc1 sc0 ls8 ws5">P<span class="blank _0"></span>ressão alveolar:<span class="ff4"> A<span class="blank _3"></span> pressão alveolar <span class="blank _15"> </span>varia entre 0,<span class="blank _0"></span> </span></div><div class="t m0 x7 h6 y89 ff4 fs2 fc1 sc0 ls19 ws5">-1<span class="blank _0"></span> <span class="blank _11"> </span>e<span class="blank _0"></span> <span class="blank _11"> </span>+1.<span class="blank _4"></span> <span class="blank _11"> </span>Sendo<span class="blank _0"></span> <span class="blank _11"> </span>r<span class="blank _3"></span>espectivamente,<span class="blank _4"></span> <span class="blank _11"> </span>pr<span class="blank _3"></span>essão<span class="blank _0"></span> <span class="blank _0"></span></div><div class="t m0 x7 h6 y8a ff4 fs2 fc1 sc0 ls8 ws5">igualada <span class="blank _f"> </span>a <span class="blank _16"> </span>atm,<span class="blank _0"></span> <span class="blank _16"> </span>pressão <span class="blank _f"> </span>durante <span class="blank _f"> </span>a <span class="blank _16"> </span>inspiração <span class="blank _f"> </span>(ar </div><div class="t m0 x7 h6 y8b ff4 fs2 fc1 sc0 ls8 ws5">entra),<span class="blank _0"></span> pressão dur<span class="blank _3"></span>ante a expiração (ar sai).<span class="blank _0"></span> </div><div class="t m0 x7 h6 y8c ff3 fs2 fc1 sc0 ls10 ws5">P<span class="blank _0"></span>ressão<span class="blank _0"></span> <span class="blank _11"> </span>intrapleural:<span class="blank _0"></span><span class="ff4"> <span class="blank _11"> </span>A<span class="blank _0"></span> <span class="blank _11"> </span>pr<span class="blank _3"></span>essão<span class="blank _3"></span> <span class="blank _11"> </span>intrapleur<span class="blank _3"></span>al<span class="blank _3"></span> <span class="blank _0"></span></span></div><div class="t m0 x7 h6 y8d ff4 fs2 fc1 sc0 ls1a ws5">sempre<span class="blank _0"></span> <span class="blank _11"> </span>é <span class="blank _2"> </span>negativa,<span class="blank _0"></span> <span class="blank _11"> </span>no<span class="blank _3"></span> <span class="blank _11"> </span>entanto,<span class="blank _4"></span> <span class="blank _10"> </span>quando<span class="blank _0"></span> <span class="blank _11"> </span>a <span class="blank _0"></span></div><div class="t m0 x7 h6 y8e ff4 fs2 fc1 sc0 ls8 ws5">pressão <span class="blank _2"> </span>alveolar <span class="blank _11"> </span>está <span class="blank _11"> </span>negativa <span class="blank _2"> </span>(inspiração) <span class="blank _11"> </span>é </div><div class="t m0 x7 h6 y8f ff4 fs2 fc1 sc0 ls8 ws5">porque <span class="blank _15"> </span>a <span class="blank _17"> </span>pressão <span class="blank _15"> </span>intrapleural <span class="blank _15"> </span>está <span class="blank _f"> </span>mais <span class="blank _17"> </span>negativa </div><div class="t m0 x7 h6 y90 ff4 fs2 fc1 sc0 ls8 ws5">ainda.<span class="blank _0"></span> </div></div><div class="c x9 y91 w5 hb"><div class="t m0 xa hc y92 ff7 fs3 fc1 sc0 ls8 ws5">EXPIRAÇ<span class="blank _3"></span>ÃO </div><div class="t m0 xb hc y93 ff7 fs3 fc1 sc0 ls8 ws6">A<span class="blank _0"></span>TIVA</div></div><div class="c xc y91 w5 hb"><div class="t m0 xa hc y92 ff7 fs3 fc1 sc0 ls8 ws5">EXPIRAÇ<span class="blank _3"></span>ÃO </div><div class="t m0 xd hc y93 ff7 fs3 fc1 sc0 ls8 ws6">P<span class="blank _0"></span>ASSIVA</div></div><div class="c xe y91 w5 hb"><div class="t m0 xf hc y94 ff7 fs3 fc1 sc0 ls8 ws5">INSPIRAÇ<span class="blank _3"></span>ÃO </div></div><div class="c x9 y95 w5 hb"><div class="t m0 x5 hd y92 ff3 fs3 fc1 sc0 ls1b ws5">Mm.<span class="blank _4"></span> <span class="blank _b"> </span>Intercostais<span class="blank _0"></span> <span class="blank _4"></span></div><div class="t m0 x5 hd y93 ff3 fs3 fc1 sc0 ls8">internos</div></div><div class="c xc y96 w5 he"><div class="t m0 x5 hd y97 ff3 fs3 fc1 sc0 ls8 ws5">Recuo elástico</div></div><div class="c xe y95 w5 hb"><div class="t m0 x5 hd y92 ff3 fs3 fc1 sc0 ls1c ws5">Esterno<span class="blank _0"></span> <span class="blank _b"> </span>puxa<span class="blank _0"></span> <span class="blank _b"> </span>as<span class="blank _0"></span> <span class="blank _0"></span></div><div class="t m0 x5 hd y93 ff3 fs3 fc1 sc0 ls8 ws5">costelas para cima</div></div><div class="c x9 y98 w5 hf"><div class="t m0 x5 hd y99 ff3 fs3 fc1 sc0 ls8 ws5">M<span class="blank _f"> </span>m<span class="blank _17"> </span>. <span class="blank _c"> </span>D<span class="blank _f"> </span>a <span class="blank _c"> </span>p<span class="blank _f"> </span>a<span class="blank _f"> </span>r<span class="blank _17"> </span>e<span class="blank _f"> </span>d<span class="blank _f"> </span>e </div><div class="t m0 x5 hd y9a ff3 fs3 fc1 sc0 ls1d ws5">abdominal<span class="blank _4"></span> <span class="blank _b"> </span>(reto<span class="blank _4"></span> <span class="blank _0"></span></div><div class="t m0 x5 hd y9b ff3 fs3 fc1 sc0 ls1e ws5">abdominal,<span class="blank _19"></span> </div><div class="t m0 x5 hd y9c ff3 fs3 fc1 sc0 ls8 ws5">oblíquos <span class="blank _f"> </span>internos <span class="blank _f"> </span>e </div><div class="t m0 x5 hd y92 ff3 fs3 fc1 sc0 ls1f ws5">externos,<span class="blank _1a"></span> </div><div class="t m0 x5 hd y93 ff3 fs3 fc1 sc0 ls8 ws6">transverso)</div></div><div class="c xe y98 w5 hf"><div class="t m0 x5 hd y9b ff3 fs3 fc1 sc0 ls20 ws5">Contração<span class="blank _7"></span> <span class="blank _13"> </span>do<span class="blank _7"></span> <span class="blank _7"></span></div><div class="t m0 x5 hd y9c ff3 fs3 fc1 sc0 ls8 ws5">diafragma </div></div><div class="c x9 y96 w5 h10"><div class="t m0 x5 hd y9d ff3 fs3 fc1 sc0 ls21 ws5">Músculos<span class="blank _1b"></span> <span class="blank _1b"></span></div><div class="t m0 x5 hd y9e ff3 fs3 fc1 sc0 ls22 ws5">acessórios:<span class="blank _1c"></span> <span class="blank _1c"></span></div><div class="t m0 x5 hd y9f ff3 fs3 fc1 sc0 ls25">esternocleidomast</div><div class="t m0 x5 hd y94 ff3 fs3 fc1 sc0 ls8 ws5">óideo,<span class="blank _0"></span> escalenos</div></div><div class="c xe y96 w5 h10"><div class="t m0 x5 hd y9a ff3 fs3 fc1 sc0 ls8 ws5">Expansão <span class="blank _18"> </span>do <span class="blank _d"> </span>tórax </div><div class="t m0 x5 hd y9b ff3 fs3 fc1 sc0 ls8 ws5">pela <span class="blank _16"> </span>ação <span class="blank _16"> </span>dos <span class="blank _16"> </span>mm.<span class="blank _3"></span> </div><div class="t m0 x5 hd y9c ff3 fs3 fc1 sc0 ls23 ws5">T<span class="blank _4"></span>ransverso,<span class="blank _1d"></span> <span class="blank _4"></span></div><div class="t m0 x5 hd y92 ff3 fs3 fc1 sc0 ls24 ws5">longitudinal<span class="blank _8"></span> <span class="blank _a"> </span>e<span class="blank _8"></span> <span class="blank _8"></span></div><div class="t m0 x5 hd y93 ff3 fs3 fc1 sc0 ls8 ws6">ântero-posterior</div></div><div class="c x8 y3d w4 h7"><div class="t m0 x5 h8 y3e ff1 fs3 fc1 sc0 ls8 ws5">MEDICINA NO<span class="blank _3"></span>VE DE JULHO </div><div class="t m0 x3 h8 y3f ff1 fs3 fc1 sc0 ls8 ws5">JÉSSICA<span class="blank _3"></span> SANT<span class="blank _0"></span>ANA SIL<span class="blank _0"></span>VA</div></div></div><div class="pi" data-data="{"ctm":[1.000000,0.000000,0.000000,1.000000,0.000000,0.000000]}"></div></div> <div id="pf4" class="pf w0 h0" data-page-no="4"><div class="pc pc4 w0 h0"><img fetchpriority="low" loading="lazy" class="bi x0 y0 w1 h1" alt="" src="https://files.passeidireto.com/454d9fbe-9752-4ceb-ba77-0ef313f690c0/bg4.png"><div class="c x1 y1 w2 h2"><div class="t m0 x2 h3 y2 ff1 fs0 fc0 sc0 ls8 ws0">@JESSICALECRIM</div></div><div class="c x10 y3 w6 h11"><div class="t m0 x11 h6 y74 ff4 fs2 fc1 sc0 ls8 ws5">Quando <span class="blank _16"> </span>a <span class="blank _16"> </span>glote <span class="blank _9"> </span>está <span class="blank _f"> </span>aberta <span class="blank _16"> </span>e <span class="blank _16"> </span>não <span class="blank _9"> </span>há <span class="blank _f"> </span>circulação </div><div class="t m0 x11 h6 y75 ff4 fs2 fc1 sc0 ls8 ws5">de <span class="blank _16"> </span>ar<span class="blank _0"></span>,<span class="blank _3"></span> <span class="blank _16"> </span>as <span class="blank _16"> </span>pr<span class="blank _3"></span>essões <span class="blank _16"> </span>em <span class="blank _16"> </span>todas <span class="blank _16"> </span>as <span class="blank _16"> </span>partes <span class="blank _f"> </span>da <span class="blank _16"> </span>árvore </div><div class="t m0 x11 h6 ya0 ff4 fs2 fc1 sc0 ls8 ws5">respir<span class="blank _0"></span>atória são <span class="blank _15"> </span>iguais à pressão atmosférica,<span class="blank _0"></span> que </div><div class="t m0 x11 h6 y76 ff4 fs2 fc1 sc0 ls8 ws5">é considerada como 0<span class="ff6">"</span>cm de água.<span class="blank _0"></span> </div><div class="t m0 x11 h6 y78 ff4 fs2 fc1 sc0 ls8 ws5">Durante <span class="blank _5"> </span>a <span class="blank _14"> </span>inspiração<span class="blank _3"></span>,<span class="blank _3"></span> <span class="blank _5"> </span>a <span class="blank _14"> </span>pressão <span class="blank _5"> </span>nos <span class="blank _14"> </span>alvéolos </div><div class="t m0 x11 h6 y79 ff4 fs2 fc1 sc0 ls8 ws5">diminui <span class="blank _9"> </span>para <span class="blank _9"> </span>cer<span class="blank _3"></span>ca <span class="blank _9"> </span>de <span class="blank _9"> </span><span class="ff6">\u2212</span>1<span class="ff6 ls26">"</span>cm <span class="blank _9"> </span>de <span class="blank _9"> </span>água,<span class="blank _0"></span> <span class="blank _9"> </span>o <span class="blank _9"> </span>que <span class="blank _9"> </span>é </div><div class="t m0 x11 h6 y7a ff4 fs2 fc1 sc0 ls8 ws5">su\ufb01ciente <span class="blank _9"> </span>par<span class="blank _0"></span>a <span class="blank _9"> </span>mover <span class="blank _16"> </span>cerca <span class="blank _9"> </span>de <span class="blank _16"> </span>0,5<span class="ff6 ls27">"</span>L<span class="blank _3"></span> <span class="blank _9"> </span>de <span class="blank _16"> </span>ar <span class="blank _9"> </span>par<span class="blank _3"></span>a </div><div class="t m0 x11 h6 y7b ff4 fs2 fc1 sc0 ls8 ws5">os <span class="blank _9"> </span>pulmões <span class="blank _9"> </span>nos <span class="blank _9"> </span>2 <span class="blank _9"> </span>segundos <span class="blank _9"> </span>necessários <span class="blank _9"> </span>para <span class="blank _9"> </span>a </div><div class="t m0 x11 h6 ya1 ff4 fs2 fc1 sc0 ls8 ws5">inspiração<span class="blank _3"></span>.<span class="blank _0"></span> </div><div class="t m0 x11 h6 ya2 ff4 fs2 fc1 sc0 ls28 ws5">Durante<span class="blank _4"></span> <span class="blank _11"> </span>a<span class="blank _4"></span> <span class="blank _11"> </span>expir<span class="blank _3"></span>ação,<span class="blank _1"></span> <span class="blank _11"> </span>ocorr<span class="blank _3"></span>em<span class="blank _4"></span> <span class="blank _11"> </span>mudanças<span class="blank _4"></span> <span class="blank _0"></span></div><div class="t m0 x11 h6 ya3 ff4 fs2 fc1 sc0 ls8 ws5">opostas: <span class="blank _9"> </span>a <span class="blank _9"> </span>pr<span class="blank _0"></span>essão <span class="blank _9"> </span>alveolar <span class="blank _9"> </span>aumenta <span class="blank _9"> </span>par<span class="blank _0"></span>a <span class="blank _9"> </span>cerca </div><div class="t m0 x11 h6 ya4 ff4 fs2 fc1 sc0 ls8 ws5">de <span class="blank _a"> </span>+1<span class="ff6 ls29">"</span>cm <span class="blank _a"> </span>de <span class="blank _a"> </span>água, <span class="blank _13"> </span>o <span class="blank _b"> </span>que <span class="blank _a"> </span>força <span class="blank _13"> </span>0,5<span class="ff6 ls29">"</span>L <span class="blank _a"> </span>de <span class="blank _a"> </span>ar </div><div class="t m0 x11 h6 ya5 ff4 fs2 fc1 sc0 ls8 ws5">inspirado para fora dos pulmões durante os 2 a <span class="blank _15"> </span>3 </div><div class="t m0 x11 h6 ya6 ff4 fs2 fc1 sc0 ls8 ws5">segundos de expiração<span class="blank _0"></span>. </div><div class="t m0 x11 h6 ya7 ff5 fs2 fc1 sc0 ls8 ws4">\u2192<span class="ff4 ws5"> <span class="blank _6"> </span>O <span class="blank _6"> </span>maior <span class="blank _6"> </span>esforço <span class="blank _6"> </span>pulmonar <span class="blank _6"> </span>ocorre <span class="blank _6"> </span>durante <span class="blank _6"> </span>a </span></div><div class="t m0 x11 h6 ya8 ff4 fs2 fc1 sc0 ls8 ws5">inspiração<span class="blank _3"></span>.<span class="blank _0"></span> <span class="blank _17"> </span>São <span class="blank _15"> </span>cerca <span class="blank _15"> </span>de <span class="blank _15"> </span>500 <span class="blank _15"> </span>ml <span class="blank _15"> </span>de <span class="blank _15"> </span>ar <span class="blank _15"> </span>de <span class="blank _15"> </span>volume </div><div class="t m0 x11 h6 ya9 ff4 fs2 fc1 sc0 ls8 ws5">corrente <span class="blank _18"> </span>a <span class="blank _d"> </span>cada <span class="blank"> </span>inspir<span class="blank _0"></span>ação.<span class="blank _3"></span> <span class="blank _18"> </span>Assim,<span class="blank _3"></span> <span class="blank _d"> </span>a <span class="blank _d"> </span>ventilação </div><div class="t m0 x11 h6 yaa ff4 fs2 fc1 sc0 ls8 ws5">pulmonar <span class="blank _9"> </span>comporta <span class="blank _9"> </span>quase <span class="blank _9"> </span>6L<span class="blank _3"></span> <span class="blank _9"> </span>de <span class="blank _9"> </span>ar <span class="blank _9"> </span>por <span class="blank _9"> </span>minuto </div><div class="t m0 x11 h6 yab ff4 fs2 fc1 sc0 ls8 ws5">(ventilação/minuto).<span class="blank _0"></span> </div><div class="t m0 x11 h6 yac ff3 fs2 fc1 sc0 ls2a ws5">P<span class="blank _0"></span>ressão <span class="blank _11"> </span>transpulmonar <span class="blank _11"> </span>(transmur<span class="blank _3"></span>al):<span class="ff4"> <span class="blank _11"> </span>diferença </span></div><div class="t m0 x11 h6 yad ff4 fs2 fc1 sc0 ls8 ws5">entre <span class="blank _18"> </span>a <span class="blank"> </span>pr<span class="blank _3"></span>essão <span class="blank _d"> </span>intra-alveolar <span class="blank _d"> </span>(Pia) <span class="blank _18"> </span>e <span class="blank"> </span>a <span class="blank _d"> </span>pressão </div><div class="t m0 x11 h6 yae ff4 fs2 fc1 sc0 ls8 ws5">intra-pleur<span class="blank _3"></span>al (P<span class="blank _3"></span>ip).<span class="blank _0"></span> </div><div class="t m0 x12 h12 yaf ff3 fs2 fc1 sc0 ls8 ws5"> </div><div class="t m0 x11 h6 yb0 ff3 fs2 fc1 sc0 ls8 ws5">Lei de <span class="blank _15"> </span>Laplace:<span class="ff4"> <span class="blank _15"> </span>a <span class="blank _15"> </span>pressão <span class="blank _15"> </span>de <span class="blank _15"> </span>colapso <span class="blank _15"> </span>gerada nos </span></div><div class="t m0 x11 h6 yb1 ff4 fs2 fc1 sc0 ls8 ws5">alvéolos <span class="blank _17"> </span>é <span class="blank _17"> </span>inversamente <span class="blank _f"> </span>propor<span class="blank _3"></span>cional <span class="blank _17"> </span>ao <span class="blank _17"> </span>raio <span class="blank _17"> </span>do </div><div class="t m0 x11 h6 yb2 ff4 fs2 fc1 sc0 ls8 ws5">alvéolo,<span class="blank _0"></span> <span class="blank _18"> </span>ou <span class="blank _6"> </span>seja, <span class="blank _6"> </span>os <span class="blank _6"> </span>alvéolos <span class="blank _18"> </span>menores <span class="blank _6"> </span>têm <span class="blank _6"> </span>uma </div><div class="t m0 x11 h6 yb3 ff4 fs2 fc1 sc0 ls8 ws5">tendência maior a entrar em colapso<span class="blank _3"></span>.<span class="blank _0"></span> </div><div class="t m0 x13 h12 yb4 ff3 fs2 fc1 sc0 ls8 ws5">; </div><div class="t m0 x14 h12 yb5 ff3 fs2 fc1 sc0 ls8 ws5">sendo <span class="blank _3"></span>TS = <span class="blank _3"></span>T<span class="blank _4"></span>ensão Super\ufb01cial </div><div class="t m0 x11 h6 yb6 ff5 fs2 fc1 sc0 ls8 ws4">\u2192<span class="ff4 ws5"> <span class="blank _5"> </span>A <span class="blank _14"> </span>pr<span class="blank _3"></span>essão <span class="blank _14"> </span>intrapleur<span class="blank _3"></span>al <span class="blank _14"> </span>é <span class="blank _14"> </span>sempre <span class="blank _5"> </span>negativa,<span class="blank _0"></span> </span></div><div class="t m0 x11 h6 yb7 ff4 fs2 fc1 sc0 ls2b ws5">quanto <span class="blank _2"> </span>a <span class="blank _11"> </span>pressão<span class="blank _0"></span> <span class="blank _11"> </span>transpulmonar <span class="blank _11"> </span>sempr<span class="blank _3"></span>e<span class="blank _3"></span> <span class="blank _11"> </span>é <span class="blank _0"></span></div><div class="t m0 x11 h6 yb8 ff4 fs2 fc1 sc0 ls8 ws5">positiva.<span class="blank _0"></span> </div><div class="t m0 x11 h6 yb9 ff5 fs2 fc1 sc0 ls8 ws4">\u2192<span class="ff4 ws5"> <span class="blank _2"> </span>Ao <span class="blank _2"> </span>\ufb01nal <span class="blank _2"> </span>da <span class="blank _2"> </span>expiração <span class="blank _2"> </span>passiva,<span class="blank _0"></span> <span class="blank _2"> </span>a <span class="blank _2"> </span>pressão </span></div><div class="t m0 x11 h6 yba ff4 fs2 fc1 sc0 ls2c ws5">alveolar<span class="blank _4"></span> <span class="blank _2"> </span>é<span class="blank _4"></span> <span class="blank _11"> </span>zer<span class="blank _0"></span>o<span class="blank _4"></span> <span class="blank _11"> </span>(assim<span class="blank _4"></span> <span class="blank _2"> </span>como<span class="blank _4"></span> <span class="blank _2"> </span>a<span class="blank _4"></span> <span class="blank _11"> </span>pr<span class="blank _3"></span>essão<span class="blank _4"></span> <span class="blank _4"></span></div><div class="t m0 x11 h6 ybb ff4 fs2 fc1 sc0 ls2d ws5">atmosférica);<span class="blank _0"></span> <span class="blank _11"> </span>a<span class="blank _0"></span> <span class="blank _11"> </span>pr<span class="blank _3"></span>essão<span class="blank _0"></span> <span class="blank _11"> </span>intrapleural<span class="blank _0"></span> <span class="blank _11"> </span>segue<span class="blank _0"></span> <span class="blank _0"></span></div><div class="t m0 x11 h6 ybc ff4 fs2 fc1 sc0 ls8 ws5">negativa par<span class="blank _3"></span>a que a expansão do pulmão ocorra.<span class="blank _0"></span> </div><div class="t m0 x15 h6 ybd ff3 fs2 fc1 sc0 ls8 ws2">Complacência:<span class="ff4 ws5"> <span class="blank _9"> </span>R<span class="blank _3"></span>efere-se <span class="blank _9"> </span>à <span class="blank _9"> </span>quantidade <span class="blank _9"> </span>de <span class="blank _9"> </span>for<span class="blank _3"></span>ça </span></div><div class="t m0 x15 h6 ybe ff4 fs2 fc1 sc0 ls8 ws5">que <span class="blank _18"> </span>deve <span class="blank _d"> </span>ser <span class="blank _18"> </span>exercida <span class="blank _6"> </span>sobre <span class="blank _18"> </span>um <span class="blank _18"> </span>corpo <span class="blank _d"> </span>para <span class="blank _18"> </span>o </div><div class="t m0 x15 h6 ybf ff4 fs2 fc1 sc0 ls8 ws5">deformar<span class="blank _0"></span>.<span class="blank _3"></span> <span class="blank _2"> </span>No <span class="blank _11"> </span>pulmão,<span class="blank _0"></span> <span class="blank _11"> </span>podemos <span class="blank _11"> </span>expr<span class="blank _0"></span>essar <span class="blank _11"> </span>a </div><div class="t m0 x15 h6 yc0 ff4 fs2 fc1 sc0 ls8 ws5">complacência <span class="blank _13"> </span>como <span class="blank _13"> </span>uma <span class="blank _13"> </span>alteração <span class="blank"> </span>do <span class="blank _13"> </span>volume </div><div class="t m0 x15 h6 yc1 ff4 fs2 fc1 sc0 ls8 ws5">(V),<span class="blank _0"></span> <span class="blank _17"> </span>que <span class="blank _15"> </span>é <span class="blank _17"> </span>resultado <span class="blank _15"> </span>de <span class="blank _15"> </span>uma <span class="blank _15"> </span>força <span class="blank _15"> </span>ou <span class="blank _17"> </span>pressão <span class="blank _15"> </span>(P),<span class="blank _0"></span> </div><div class="t m0 x15 h6 yc2 ff4 fs2 fc1 sc0 ls8 ws5">exer<span class="blank _0"></span>cida sobre o pulmão.<span class="blank _0"></span> </div><div class="t m0 x16 h12 yc3 ff3 fs2 fc1 sc0 ls8 ws5"> </div><div class="t m0 x15 h6 yc4 ff5 fs2 fc1 sc0 ls8 ws4">\u2192<span class="ff4 ws5"> <span class="blank _16"> </span>Quanto <span class="blank _16"> </span>menor <span class="blank _9"> </span>a <span class="blank _16"> </span>complacência,<span class="blank _0"></span> <span class="blank _9"> </span>maior <span class="blank _16"> </span>vai <span class="blank _16"> </span>ser </span></div><div class="t m0 x15 h6 yc5 ff4 fs2 fc1 sc0 ls2e ws5">o<span class="blank _1"></span> <span class="blank _2"> </span>trabalho<span class="blank _8"></span> <span class="blank _2"> </span>pulmonar;<span class="blank _1"></span> <span class="blank _2"> </span>quanto<span class="blank _1"></span> <span class="blank _2"> </span>maior<span class="blank _1"></span> <span class="blank _2"> </span>a<span class="blank _1"></span> <span class="blank _1"></span></div><div class="t m0 x15 h6 yc6 ff4 fs2 fc1 sc0 ls8 ws5">complacência,<span class="blank _0"></span> <span class="blank _18"> </span>maior <span class="blank _6"> </span>trabalho <span class="blank _6"> </span>pulmonar<span class="blank _0"></span>.<span class="blank _0"></span> <span class="blank _6"> </span>O <span class="blank _6"> </span>que </div><div class="t m0 x15 h6 yc7 ff4 fs2 fc1 sc0 ls8 ws5">impede o pulmão de deformar é a elastância </div><div class="t m0 x15 h6 yc8 ff3 fs2 fc1 sc0 ls2f ws7">Elastância:<span class="blank _4"></span><span class="ff4 ws5"> <span class="blank _11"> </span>É<span class="blank _0"></span> <span class="blank _2"> </span>a<span class="blank _0"></span> <span class="blank _2"> </span>capacidade<span class="blank _0"></span> <span class="blank _2"> </span>de<span class="blank _0"></span> <span class="blank _2"> </span>resistir<span class="blank _0"></span> <span class="blank _2"> </span>a<span class="blank _0"></span> <span class="blank _4"></span></span></div><div class="t m0 x15 h6 yc9 ff4 fs2 fc1 sc0 ls8 ws5">deformação <span class="blank"> </span>mecânica.<span class="blank _0"></span> <span class="blank _18"> </span>A <span class="blank"> </span>elastância <span class="blank _18"> </span>se <span class="blank"> </span>r<span class="blank _3"></span>efere <span class="blank _18"> </span>à </div><div class="t m0 x15 h6 yca ff4 fs2 fc1 sc0 ls8 ws5">capacidade <span class="blank _6"> </span>que <span class="blank _6"> </span>um <span class="blank _18"> </span>corpo <span class="blank _6"> </span>tem <span class="blank _18"> </span>de <span class="blank _6"> </span>voltar <span class="blank _18"> </span>a <span class="blank _6"> </span>sua </div><div class="t m0 x15 h6 ycb ff4 fs2 fc1 sc0 ls8 ws5">forma <span class="blank"> </span>original <span class="blank"> </span>quando <span class="blank _18"> </span>a <span class="blank"> </span>força <span class="blank"> </span>que <span class="blank _d"> </span>promove <span class="blank _d"> </span>a </div><div class="t m0 x15 h6 ycc ff4 fs2 fc1 sc0 ls8 ws5">sua <span class="blank"> </span>deformação <span class="blank"> </span>é <span class="blank"> </span>removida.<span class="blank _0"></span> <span class="blank"> </span>A <span class="blank"> </span>capacidade <span class="blank"> </span>de </div><div class="t m0 x15 h6 ycd ff4 fs2 fc1 sc0 ls8 ws5">um <span class="blank _9"> </span>pulmão <span class="blank _9"> </span>resistir <span class="blank _9"> </span>ao <span class="blank _9"> </span>estiramento<span class="blank _3"></span>,<span class="blank _0"></span> <span class="blank _6"> </span>ou <span class="blank _9"> </span>voltar <span class="blank _9"> </span>ao </div><div class="t m0 x15 h6 yce ff4 fs2 fc1 sc0 ls8 ws5">seu estado de repouso<span class="blank _0"></span>. </div><div class="t m0 x15 h6 ycf ff5 fs2 fc1 sc0 ls8 ws4">\u2192<span class="ff4 ws5"> <span class="blank _18"> </span>DPOC <span class="blank _18"> </span>leva <span class="blank _18"> </span>a <span class="blank _18"> </span>destruição <span class="blank _18"> </span>das <span class="blank _18"> </span>\ufb01bras <span class="blank _6"> </span>elásticas, </span></div><div class="t m0 x15 h6 yd0 ff4 fs2 fc1 sc0 ls30 ws5">perdendo<span class="blank _3"></span> <span class="blank _11"> </span>a <span class="blank _11"> </span>elastância,<span class="blank _0"></span> <span class="blank _10"> </span>assim<span class="blank _3"></span> <span class="blank _11"> </span>o <span class="blank _11"> </span>volume <span class="blank _11"> </span>de </div><div class="t m0 x15 h6 yd1 ff4 fs2 fc1 sc0 ls8 ws5">reserva <span class="blank"> </span>aumenta. <span class="blank _13"> </span>Em <span class="blank _13"> </span>uma <span class="blank _13"> </span>\ufb01brose <span class="blank _13"> </span>pulmonar <span class="blank _13"> </span>o </div><div class="t m0 x15 h6 yd2 ff4 fs2 fc1 sc0 ls8 ws5">pulmão <span class="blank _11"> </span>\ufb01ca <span class="blank _2"> </span>rígido,<span class="blank _3"></span> <span class="blank _11"> </span>com <span class="blank _2"> </span>baixa <span class="blank _11"> </span>complacência </div><div class="t m0 x15 h6 yd3 ff4 fs2 fc1 sc0 ls8 ws5">tendo <span class="blank _9"> </span>que <span class="blank _6"> </span>fazer <span class="blank _6"> </span>muito <span class="blank _9"> </span>trabalho <span class="blank _6"> </span>para <span class="blank _9"> </span>in\ufb02ar <span class="blank _6"> </span>esse </div><div class="t m0 x15 h6 yd4 ff4 fs2 fc1 sc0 ls8 ws5">pulmão.<span class="blank _0"></span> </div><div class="t m0 x15 h6 yd5 ff4 fs2 fc1 sc0 ls31 ws5">A<span class="blank _3"></span> <span class="blank _11"> </span>complacência <span class="blank _11"> </span>total <span class="blank _11"> </span>normal <span class="blank _11"> </span>de <span class="blank _11"> </span>ambos <span class="blank _11"> </span>os </div><div class="t m0 x15 h6 yd6 ff4 fs2 fc1 sc0 ls8 ws5">pulmões <span class="blank _6"> </span>juntos <span class="blank _6"> </span>no <span class="blank _6"> </span>adulto <span class="blank _6"> </span>mediano <span class="blank _9"> </span>é <span class="blank _6"> </span>em <span class="blank _6"> </span>torno </div><div class="t m0 x15 h6 yd7 ff4 fs2 fc1 sc0 ls8 ws5">d<span class="blank _15"> </span>e <span class="blank _10"> </span>2<span class="blank _15"> </span>0<span class="blank _17"> </span>0<span class="ff6 ls32">"</span><span class="ls33">mL/cm<span class="blank _0"></span> <span class="blank _11"> </span>de<span class="blank _0"></span> <span class="blank _11"> </span>água.<span class="blank _4"></span> <span class="blank _11"> </span>A<span class="blank _4"></span> <span class="blank _11"> </span>complacência<span class="blank _0"></span> <span class="blank _0"></span></span></div><div class="t m0 x15 h6 yd8 ff4 fs2 fc1 sc0 ls8 ws5">depende das seguintes forças: </div><div class="t m0 x15 h13 yd9 ff3 fs4 fc1 sc0 ls34">-<span class="ff4 fs2 ls8 ws5 v1">As forças elásticas <span class="blank _15"> </span>dos tecidos pulmonares são </span></div><div class="t m0 x17 h6 yda ff4 fs2 fc1 sc0 ls8 ws5">determinadas <span class="blank"> </span>principalmente <span class="blank _d"> </span>pelas <span class="blank"> </span>\ufb01bras <span class="blank _d"> </span>de </div><div class="t m0 x17 h6 ydb ff4 fs2 fc1 sc0 ls8 ws5">elastina e colágeno.<span class="blank _0"></span> </div></div><div class="c x18 ydc w7 h14"><div class="t m0 x0 h15 ydd ff8 fs5 fc1 sc0 ls8 ws8">P<span class="blank"> </span>t<span class="blank _16"> </span>p<span class="blank _14"> </span><span class="ff9 ls35">=</span><span class="ws9">P<span class="blank"> </span>i<span class="blank _16"> </span>a<span class="blank _13"> </span><span class="ffa ls36">\u2212</span><span class="wsa">P<span class="blank"> </span>i<span class="blank"> </span>p</span></span></div></div><div class="c x19 yde w8 h16"><div class="t m0 x0 h17 ydf ff8 fs5 fc1 sc0 ls37">P<span class="ff9 ls38">=<span class="ls39 v2">2</span></span><span class="ls8 wsb v2">x<span class="blank"> </span>T<span class="blank"> </span>S</span></div><div class="t m0 x1a h18 ye0 ff8 fs5 fc1 sc0 ls8 wsc">R<span class="blank"> </span>a<span class="blank"> </span>i<span class="blank"> </span>o</div></div><div class="c x1b ye1 w9 h19"><div class="t m0 x0 h15 ye2 ff8 fs5 fc1 sc0 ls3a">C<span class="ff9 ls8">=</span></div><div class="t m0 x1a h1a ye3 ffa fs5 fc1 sc0 ls8 wsd">\u0394<span class="ff8">V</span></div><div class="t m0 x1a h1a ye4 ffa fs5 fc1 sc0 ls3b">\u0394<span class="ff8 ls8">P</span></div></div><div class="c x8 y3d w4 h7"><div class="t m0 x5 h8 y3e ff1 fs3 fc1 sc0 ls8 ws5">MEDICINA NO<span class="blank _3"></span>VE DE JULHO </div><div class="t m0 x3 h8 y3f ff1 fs3 fc1 sc0 ls8 ws5">JÉSSICA<span class="blank _3"></span> SANT<span class="blank _0"></span>ANA SIL<span class="blank _0"></span>VA</div></div></div><div class="pi" data-data="{"ctm":[1.000000,0.000000,0.000000,1.000000,0.000000,0.000000]}"></div></div> <div id="pf5" class="pf w0 h0" data-page-no="5"><div class="pc pc5 w0 h0"><img fetchpriority="low" loading="lazy" class="bi x0 y0 w1 h1" alt="" src="https://files.passeidireto.com/454d9fbe-9752-4ceb-ba77-0ef313f690c0/bg5.png"><div class="c x1 y1 w2 h2"><div class="t m0 x2 h3 y2 ff1 fs0 fc0 sc0 ls8 ws0">@JESSICALE<span class="fc2 sc0">CRIM</span></div></div><div class="c x3 ye5 w3 h1b"><div class="t m0 x5 h13 ye6 ff3 fs4 fc1 sc0 ls3c">-<span class="ff4 fs2 ls3d ws5 v1">As <span class="blank _11"> </span>for<span class="blank _0"></span>ças <span class="blank _11"> </span>elásticas <span class="blank _11"> </span>causadas<span class="blank _0"></span> <span class="blank _10"> </span>pela<span class="blank _0"></span> <span class="blank _10"> </span>tensão<span class="blank _0"></span> </span></div><div class="t m0 xf h6 ye7 ff4 fs2 fc1 sc0 ls8 ws5">super\ufb01cial <span class="blank _9"> </span>nos <span class="blank _9"> </span>alvéolos <span class="blank _16"> </span>respondem <span class="blank _9"> </span>por <span class="blank _9"> </span>cer<span class="blank _0"></span>ca </div><div class="t m0 xf h6 ye8 ff4 fs2 fc1 sc0 ls8 ws5">de <span class="blank _6"> </span>dois <span class="blank _18"> </span>terços <span class="blank _6"> </span>das <span class="blank _18"> </span>forças <span class="blank _6"> </span>elásticas <span class="blank _18"> </span>totais <span class="blank _18"> </span>nos </div><div class="t m0 xf h6 ye9 ff4 fs2 fc1 sc0 ls8 ws5">pulmões normais.<span class="blank _0"></span> </div><div class="t m0 x5 h6 yea ff4 fs2 fc1 sc0 ls8 ws5">A <span class="blank _13"> </span>superfície <span class="blank _a"> </span>da <span class="blank _b"> </span>água <span class="blank _a"> </span>que <span class="blank _a"> </span>reveste <span class="blank _13"> </span>os <span class="blank _b"> </span>alvéolos </div><div class="t m0 x5 h6 yeb ff4 fs2 fc1 sc0 ls8 ws5">tenta <span class="blank _9"> </span>contr<span class="blank _0"></span>air-se <span class="blank _16"> </span>à <span class="blank _9"> </span>medida <span class="blank _9"> </span>que <span class="blank _16"> </span>as <span class="blank _9"> </span>moléculas <span class="blank _16"> </span>de </div><div class="t m0 x5 h6 yec ff4 fs2 fc1 sc0 ls8 ws5">água <span class="blank _15"> </span>se <span class="blank _15"> </span>atraem.<span class="blank _0"></span> <span class="blank _17"> </span>Essa <span class="blank _15"> </span>força <span class="blank _15"> </span>tenta <span class="blank _15"> </span>mover <span class="blank _15"> </span>o <span class="blank _17"> </span>ar <span class="blank _15"> </span>para </div><div class="t m0 x5 h6 yed ff4 fs2 fc1 sc0 ls8 ws5">fora <span class="blank _f"> </span>dos <span class="blank _16"> </span>alvéolos,<span class="blank _0"></span> <span class="blank _16"> </span>fazendo <span class="blank _16"> </span>com <span class="blank _f"> </span>que <span class="blank _16"> </span>eles <span class="blank _16"> </span>tentem </div><div class="t m0 x5 h6 yee ff4 fs2 fc1 sc0 ls8 ws5">colapsar<span class="blank _0"></span>.<span class="blank _3"></span> <span class="blank _11"> </span>O <span class="blank _11"> </span>efeito <span class="blank _10"> </span>\ufb01nal <span class="blank _11"> </span>é <span class="blank _11"> </span>causar <span class="blank _11"> </span>uma <span class="blank _11"> </span>força </div><div class="t m0 x5 h6 yef ff4 fs2 fc1 sc0 ls8 ws5">contrá<span class="blank _3"></span>til <span class="blank _17"> </span>elástica <span class="blank _f"> </span>do <span class="blank _f"> </span>pulmão <span class="blank _f"> </span>inteiro,<span class="blank _0"></span> <span class="blank _17"> </span>denominada </div><div class="t m0 x5 h6 yf0 ff4 fs2 fc1 sc0 ls8 ws5">força elástica de tensão super\ufb01cial.<span class="blank _0"></span> </div><div class="t m0 x5 h6 yf1 ff4 fs2 fc1 sc0 ls8 ws5">O <span class="blank _15"> </span>surfactante <span class="blank _17"> </span>é <span class="blank _17"> </span>secretado <span class="blank _15"> </span>pelas <span class="blank _15"> </span>células <span class="blank _17"> </span>epiteliais </div><div class="t m0 x5 h6 yf2 ff4 fs2 fc1 sc0 ls3e ws5">alveolares<span class="blank _4"></span> <span class="blank _11"> </span>(pneumócitos)<span class="blank _4"></span> <span class="blank _11"> </span>do<span class="blank _4"></span> <span class="blank _11"> </span>tipo<span class="blank _4"></span> <span class="blank _11"> </span>II.<span class="blank _4"></span> <span class="blank _2"> </span>Seu<span class="blank _0"></span> <span class="blank _4"></span></div><div class="t m0 x5 h6 yf3 ff4 fs2 fc1 sc0 ls8 ws5">componente <span class="blank _5"> </span>mais <span class="blank _5"> </span>importante <span class="blank _5"> </span>é <span class="blank _5"> </span>o <span class="blank _14"> </span>fosfolipídio </div><div class="t m0 x5 h6 yf4 ff4 fs2 fc1 sc0 ls3f ws5">dipalmitoilfosfatidilcolina.<span class="blank _1"></span> <span class="blank _2"> </span>A<span class="blank _4"></span> <span class="blank _11"> </span>pr<span class="blank _3"></span>esença<span class="blank _4"></span> <span class="blank _11"> </span>de<span class="blank _4"></span> <span class="blank _0"></span></div><div class="t m0 x5 h6 yf5 ff4 fs2 fc1 sc0 ls8 ws5">surfactante <span class="blank _f"> </span>na <span class="blank _16"> </span>superfície <span class="blank _f"> </span>alveolar <span class="blank _16"> </span>reduz <span class="blank _17"> </span>a <span class="blank _16"> </span>tensão </div><div class="t m0 x5 h6 yf6 ff4 fs2 fc1 sc0 ls8 ws5">super\ufb01cial <span class="blank _9"> </span>par<span class="blank _0"></span>a <span class="blank _9"> </span>1/12 <span class="blank _16"> </span>a <span class="blank _9"> </span>1/2 <span class="blank _16"> </span>da <span class="blank _9"> </span>tensão <span class="blank _16"> </span>super\ufb01cial </div><div class="t m0 x5 h6 yf7 ff4 fs2 fc1 sc0 ls8 ws5">de uma superfície de água pura.<span class="blank _0"></span> </div><div class="t m0 x5 h6 yf8 ff3 fs2 fc1 sc0 ls8 ws2">Broncodila<span class="blank _3"></span>tação:<span class="ff4 ws5"> <span class="blank"> </span>diminui <span class="blank _13"> </span>a <span class="blank"> </span>resistência <span class="blank"> </span>ao <span class="blank"> </span>\ufb02uxo </span></div><div class="t m0 x5 h6 yf9 ff4 fs2 fc1 sc0 ls8 ws5">de <span class="blank _6"> </span>ar<span class="blank _0"></span>,<span class="blank _0"></span> <span class="blank _6"> </span>aumenta <span class="blank _6"> </span>a <span class="blank _6"> </span>quantidade <span class="blank _6"> </span>de <span class="blank _6"> </span>ar <span class="blank _6"> </span>\u201cnovo\u201d <span class="blank _9"> </span>que </div><div class="t m0 x5 h6 yfa ff4 fs2 fc1 sc0 ls8 ws5">alcança <span class="blank"> </span>os <span class="blank _13"> </span>alvéolos.<span class="blank _3"></span> <span class="blank"> </span>É <span class="blank _13"> </span>comum,<span class="blank _3"></span> <span class="blank"> </span>ocorre <span class="blank"> </span>quando </div><div class="t m0 x5 h6 yfb ff4 fs2 fc1 sc0 ls8 ws5">precisa <span class="blank"> </span>aumentar <span class="blank"> </span>a <span class="blank"> </span>dilatação <span class="blank"> </span>(como <span class="blank"> </span>durante <span class="blank"> </span>o </div><div class="t m0 x5 h6 yfc ff4 fs2 fc1 sc0 ls8 ws5">exer<span class="blank _0"></span>cício). </div><div class="t m0 x5 h6 yfd ff3 fs2 fc1 sc0 ls8 ws2">Broncoconstrição:<span class="ff4 ws5"> <span class="blank _15"> </span>aumenta <span class="blank _15"> </span>a <span class="blank _15"> </span>r<span class="blank _3"></span>esistência <span class="blank _15"> </span>ao <span class="blank _15"> </span>\ufb02uxo </span></div><div class="t m0 x5 h6 yfe ff4 fs2 fc1 sc0 ls8 ws5">de <span class="blank"> </span>ar<span class="blank _0"></span>,<span class="blank _0"></span> <span class="blank"> </span>diminui <span class="blank"> </span>a <span class="blank"> </span>quantidade <span class="blank"> </span>de <span class="blank"> </span>ar <span class="blank"> </span>\u201cnovo\u201d <span class="blank _d"> </span>que </div><div class="t m0 x5 h6 yff ff4 fs2 fc1 sc0 ls40 ws5">alcança<span class="blank _0"></span> <span class="blank _2"> </span>os<span class="blank _0"></span> <span class="blank _2"> </span>alvéolos.<span class="blank _4"></span> <span class="blank _2"> </span>T<span class="blank _4"></span>em<span class="blank _4"></span> <span class="blank _11"> </span>efeito<span class="blank _0"></span> <span class="blank _2"> </span>protetor<span class="blank _4"></span> <span class="blank _0"></span></div><div class="t m0 x5 h6 y100 ff4 fs2 fc1 sc0 ls8 ws5">(induzido por alergia),<span class="blank _0"></span> não é comum.<span class="blank _3"></span> </div><div class="t m0 x5 h6 y101 ff5 fs2 fc1 sc0 ls8 ws4">\u2192<span class="ff4 ws5"> <span class="blank _15"> </span>Simpático <span class="blank _15"> </span>(noradrenalina,<span class="blank _0"></span> <span class="blank _15"> </span>beta-2 <span class="blank _17"> </span>adrenér<span class="blank _0"></span>gico) </span></div><div class="t m0 x5 h6 y102 ff4 fs2 fc1 sc0 ls8 ws5">faz <span class="blank _c"> </span>broncodila<span class="blank _3"></span>tação <span class="blank _14"> </span>(relaxamento <span class="blank _14"> </span>do <span class="blank _c"> </span>músculo </div><div class="t m0 x5 h6 y54 ff4 fs2 fc1 sc0 ls41 ws5">liso),<span class="blank _4"></span> <span class="blank _11"> </span>parassimpá<span class="blank _3"></span>tico<span class="blank _0"></span> <span class="blank _11"> </span>(acetilcolina,<span class="blank _4"></span> <span class="blank _11"> </span>M3)<span class="blank _0"></span> <span class="blank _11"> </span>faz<span class="blank _0"></span> <span class="blank _0"></span></div><div class="t m0 x5 h6 y55 ff4 fs2 fc1 sc0 ls8 ws5">broncoconstrição<span class="blank _0"></span>. </div><div class="t m0 x7 h6 y103 ff5 fs2 fc1 sc0 ls8 ws4">\u2192<span class="ff4 ws5"> <span class="blank _18"> </span>Bombinhas <span class="blank _18"> </span>para <span class="blank _6"> </span>asma <span class="blank _18"> </span>são <span class="blank _d"> </span>beta-2 <span class="blank _18"> </span>agonistas,<span class="blank _3"></span> </span></div><div class="t m0 x7 h6 y104 ff4 fs2 fc1 sc0 ls8 ws5">agem <span class="blank _9"> </span>dilatando <span class="blank _9"> </span>os <span class="blank _9"> </span>brônquios.<span class="blank _0"></span> <span class="blank _6"> </span>Como <span class="blank _9"> </span>o <span class="blank _9"> </span>coração <span class="blank _1e"></span> </div><div class="t m0 x7 h6 y105 ff4 fs2 fc1 sc0 ls42 ws5">e <span class="blank _11"> </span>o <span class="blank _11"> </span>músculo <span class="blank _11"> </span>esquelético<span class="blank _3"></span> <span class="blank _11"> </span>também <span class="blank _11"> </span>possuem </div><div class="t m0 x7 h6 y106 ff4 fs2 fc1 sc0 ls43 ws5">receptor<span class="blank _0"></span>es<span class="blank _4"></span> <span class="blank _2"> </span>beta-2,<span class="blank _4"></span> <span class="blank _2"> </span>sintomas<span class="blank _4"></span> <span class="blank _2"> </span>do<span class="blank _4"></span> <span class="blank _2"> </span>uso<span class="blank _4"></span> <span class="blank _2"> </span>de<span class="blank _4"></span> <span class="blank _4"></span></div><div class="t m0 x7 h6 y107 ff4 fs2 fc1 sc0 ls8 ws5">bombinhas são taquicardia e tr<span class="blank _0"></span>emedeira.<span class="blank _3"></span> </div><div class="t m0 x7 h6 y108 ff1 fs2 fc1 sc0 ls8 ws5">5.<span class="blank _0"></span> V<span class="blank _0"></span>olumes e capacidades pulmonares </div><div class="t m0 x7 h6 y109 ff4 fs2 fc1 sc0 ls8 ws5">Grande <span class="blank"> </span>parte <span class="blank"> </span>dos <span class="blank _13"> </span>volumes <span class="blank"> </span>e <span class="blank _13"> </span>das <span class="blank"> </span>capacidades </div><div class="t m0 x7 h6 y10a ff4 fs2 fc1 sc0 ls44 ws5">pulmonares<span class="blank _0"></span> <span class="blank _11"> </span>pode<span class="blank _0"></span> <span class="blank _11"> </span>ser <span class="blank _11"> </span>mensur<span class="blank _3"></span>ada<span class="blank _0"></span> <span class="blank _11"> </span>com <span class="blank _11"> </span>um<span class="blank _0"></span> <span class="blank _3"></span></div><div class="t m0 x7 h6 y10b ff4 fs2 fc1 sc0 ls8 ws5">espirômetr<span class="blank _0"></span>o.<span class="blank _3"></span> <span class="blank _15"> </span>A<span class="blank _3"></span> <span class="blank _15"> </span>capacidade <span class="blank _15"> </span>pulmonar <span class="blank _17"> </span>total <span class="blank _15"> </span>(CPT), </div><div class="t m0 x7 h6 y10c ff4 fs2 fc1 sc0 ls3d ws5">a <span class="blank _11"> </span>capacidade<span class="blank _0"></span> <span class="blank _11"> </span>residual <span class="blank _11"> </span>funcional<span class="blank _0"></span> <span class="blank _10"> </span>(CRF)<span class="blank _0"></span> <span class="blank _10"> </span>e<span class="blank _0"></span> <span class="blank _11"> </span>o </div><div class="t m0 x7 h6 y10d ff4 fs2 fc1 sc0 ls8 ws5">volume <span class="blank _13"> </span>r<span class="blank _3"></span>esidual <span class="blank _13"> </span>(VR) <span class="blank"> </span>não <span class="blank _13"> </span>podem <span class="blank _13"> </span>ser <span class="blank _13"> </span>medidos </div><div class="t m0 x7 h6 y10e ff4 fs2 fc1 sc0 ls8 ws5">com um espirômetr<span class="blank _0"></span>o.<span class="blank _3"></span> </div></div><div class="c x8 y3d w4 h7"><div class="t m0 x5 h8 y3e ff1 fs3 fc1 sc0 ls8 ws5">MEDICINA NO<span class="blank _3"></span>VE DE JULHO </div><div class="t m0 x3 h8 y3f ff1 fs3 fc1 sc0 ls8 ws5">JÉSSICA<span class="blank _3"></span> SANT<span class="blank _0"></span>ANA SIL<span class="blank _0"></span>VA</div></div></div><div class="pi" data-data="{"ctm":[1.000000,0.000000,0.000000,1.000000,0.000000,0.000000]}"></div></div> <div id="pf6" class="pf w0 h0" data-page-no="6"><div class="pc pc6 w0 h0"><img fetchpriority="low" loading="lazy" class="bi x0 y0 w1 h1" alt="" src="https://files.passeidireto.com/454d9fbe-9752-4ceb-ba77-0ef313f690c0/bg6.png"><div class="c x1 y1 w2 h2"><div class="t m0 x2 h3 y2 ff1 fs0 fc0 sc0 ls8 ws0">@JESSICALECRIM</div></div><div class="c x3 y3 wa h1c"><div class="t m0 x5 h6 y74 ff4 fs2 fc1 sc0 ls8 ws5">Os quatr<span class="blank _3"></span>o volumes pulmonar<span class="blank _3"></span>es são: </div><div class="t m0 x6 h6 ya0 ff3 fs2 fc1 sc0 ls8 ws5">V<span class="blank _0"></span>olume <span class="blank _2"> </span>corrente <span class="blank _c"> </span>(Vt):<span class="ff4"> <span class="blank _2"> </span>o <span class="blank _2"> </span>volume <span class="blank _2"> </span>de <span class="blank _2"> </span>ar </span></div><div class="t m0 x6 h6 y76 ff4 fs2 fc1 sc0 ls8 ws5">(cerca <span class="blank _9"> </span>de <span class="blank _9"> </span>500 <span class="blank _9"> </span>ml) <span class="blank _9"> </span>inspirado <span class="blank _9"> </span>e <span class="blank _6"> </span>expir<span class="blank _3"></span>ado <span class="blank _9"> </span>a </div><div class="t m0 x6 h6 y77 ff4 fs2 fc1 sc0 ls8 ws5">cada respir<span class="blank _0"></span>ação normal. </div><div class="t m0 x6 h6 y79 ff3 fs2 fc1 sc0 ls8 ws5">V<span class="blank _0"></span>olume <span class="blank _14"> </span>de <span class="blank _c"> </span>reserva <span class="blank _14"> </span>inspiratório <span class="blank _14"> </span>(VRI):<span class="ff4"> <span class="blank _14"> </span>o </span></div><div class="t m0 x6 h6 y7a ff4 fs2 fc1 sc0 ls8 ws5">volume <span class="blank _13"> </span>extra <span class="blank"> </span>de <span class="blank _a"> </span>ar <span class="blank _13"> </span>(cer<span class="blank _3"></span>ca <span class="blank _13"> </span>de <span class="blank _13"> </span>3.000 <span class="blank _13"> </span>ml) </div><div class="t m0 x6 h6 y7b ff4 fs2 fc1 sc0 ls8 ws5">que <span class="blank _6"> </span>pode <span class="blank _18"> </span>ser <span class="blank _18"> </span>inspirado <span class="blank _6"> </span>além <span class="blank _18"> </span>do <span class="blank _6"> </span>volume </div><div class="t m0 x6 h6 ya1 ff4 fs2 fc1 sc0 ls8 ws5">corrente normal.<span class="blank _0"></span> </div><div class="t m0 x6 h6 ya2 ff3 fs2 fc1 sc0 ls8 ws5">V<span class="blank _0"></span>olume <span class="blank _14"> </span>de <span class="blank _14"> </span>reserva <span class="blank _14"> </span>expiratório <span class="blank _5"> </span>(VRE):<span class="ff4"> <span class="blank _c"> </span>a </span></div><div class="t m0 x6 h6 ya3 ff4 fs2 fc1 sc0 ls8 ws5">quantidade extra de ar (em torno de 1.100 </div><div class="t m0 x6 h6 ya4 ff4 fs2 fc1 sc0 ls8 ws5">ml) <span class="blank _16"> </span>que <span class="blank _9"> </span>pode <span class="blank _16"> </span>ser <span class="blank _9"> </span>expir<span class="blank _3"></span>ado <span class="blank _16"> </span>por <span class="blank _9"> </span>expiração </div><div class="t m0 x6 h6 ya5 ff4 fs2 fc1 sc0 ls45 ws5">forçada<span class="blank _0"></span> <span class="blank _2"> </span>depois<span class="blank _0"></span> <span class="blank _11"> </span>do<span class="blank _0"></span> <span class="blank _11"> </span>término<span class="blank _0"></span> <span class="blank _11"> </span>de<span class="blank _0"></span> <span class="blank _11"> </span>uma<span class="blank _0"></span> <span class="blank _0"></span></div><div class="t m0 x6 h6 ya6 ff4 fs2 fc1 sc0 ls8 ws5">expiração corr<span class="blank _0"></span>ente normal. </div><div class="t m0 x6 h6 y10f ff3 fs2 fc1 sc0 ls8 ws5">V<span class="blank _0"></span>olume <span class="blank"> </span>residual <span class="blank"> </span>(VR):<span class="ff4"> <span class="blank"> </span>é <span class="blank _13"> </span>o <span class="blank"> </span>volume <span class="blank"> </span>de <span class="blank"> </span>ar </span></div><div class="t m0 x6 h6 y110 ff4 fs2 fc1 sc0 ls46 ws5">(apro<span class="blank _3"></span>ximadamente<span class="blank _4"></span> <span class="blank _2"> </span>1.200<span class="blank _4"></span> <span class="blank _2"> </span>mililitros)<span class="blank _4"></span> <span class="blank _4"></span></div><div class="t m0 x6 h6 y111 ff4 fs2 fc1 sc0 ls47 ws5">remanescente <span class="blank _11"> </span>nos <span class="blank _11"> </span>pulmões <span class="blank _11"> </span>depois <span class="blank _10"> </span>da </div><div class="t m0 x6 h6 y112 ff4 fs2 fc1 sc0 ls8 ws5">expiração mais for<span class="blank _0"></span>çada. </div><div class="t m0 x5 h6 y113 ff4 fs2 fc1 sc0 ls8 ws5">As quatr<span class="blank _3"></span>o capacidades pulmonar<span class="blank _3"></span>es são: </div><div class="t m0 x6 h6 y114 ff3 fs2 fc1 sc0 ls8 ws5">Capacidade <span class="blank _13"> </span>inspiratória <span class="blank _13"> </span>(CI):<span class="ff4"> <span class="blank _a"> </span>T<span class="blank _4"></span>r<span class="blank _3"></span>ata-se <span class="blank _13"> </span>da </span></div><div class="t m0 x6 h6 y115 ff4 fs2 fc1 sc0 ls8 ws5">quantidade <span class="blank _17"> </span>de <span class="blank _f"> </span>ar <span class="blank _f"> </span>(cerca <span class="blank _f"> </span>de <span class="blank _17"> </span>3.500 <span class="blank _f"> </span>ml) <span class="blank _f"> </span>que </div><div class="t m0 x6 h6 y116 ff4 fs2 fc1 sc0 ls48 ws5">uma<span class="blank _7"></span> <span class="blank"> </span>pessoa<span class="blank _7"></span> <span class="blank"> </span>consegue<span class="blank _7"></span> <span class="blank _14"> </span>respir<span class="blank _3"></span>ar<span class="blank _7"></span> <span class="blank _7"></span></div><div class="t m0 x6 h6 y117 ff4 fs2 fc1 sc0 ls8 ws5">começando <span class="blank _9"> </span>no <span class="blank _16"> </span>nível <span class="blank _9"> </span>expira<span class="blank _3"></span>tório <span class="blank _9"> </span>normal <span class="blank _16"> </span>e </div><div class="t m0 x6 h6 y118 ff4 fs2 fc1 sc0 ls8 ws5">distendendo os <span class="blank _15"> </span>pulmões até <span class="blank _15"> </span>a quantidade </div><div class="t m0 x6 h6 y119 ff4 fs2 fc1 sc0 ls8 ws5">máxima.<span class="blank _0"></span> </div><div class="t m0 x1c h12 y11a ff3 fs2 fc1 sc0 ls8 ws5"> </div><div class="t m0 x6 h6 y11b ff3 fs2 fc1 sc0 ls49 ws5">Capacidade<span class="blank _0"></span> <span class="blank _11"> </span>r<span class="blank _3"></span>esidual<span class="blank _0"></span> <span class="blank _11"> </span>funcional<span class="blank _3"></span> <span class="blank _11"> </span>(CRF):<span class="blank _0"></span><span class="ff4 ls8"> </span></div><div class="t m0 x6 h6 y11c ff4 fs2 fc1 sc0 ls4a ws5">T<span class="blank _4"></span>ra<span class="blank _3"></span>ta-se<span class="blank _4"></span> <span class="blank _2"> </span>da<span class="blank _0"></span> <span class="blank _2"> </span>quantidade<span class="blank _4"></span> <span class="blank _2"> </span>de<span class="blank _0"></span> <span class="blank _2"> </span>ar<span class="blank _4"></span> <span class="blank _11"> </span>que<span class="blank _4"></span> <span class="blank _4"></span></div><div class="t m0 x6 h6 y11d ff4 fs2 fc1 sc0 ls8 ws5">permanece <span class="blank _9"> </span>nos <span class="blank _9"> </span>pulmões <span class="blank _9"> </span>ao <span class="blank _9"> </span>\ufb01nal <span class="blank _16"> </span>de <span class="blank _9"> </span>uma </div><div class="t m0 x6 h6 y11e ff4 fs2 fc1 sc0 ls8 ws5">expiração normal (cer<span class="blank _0"></span>ca de 2.300 ml). </div><div class="t m0 x1d h12 y11f ff3 fs2 fc1 sc0 ls8 ws5"> </div><div class="t m0 x1e h6 y120 ff3 fs2 fc1 sc0 ls4b ws5">Capacidade<span class="blank _4"></span> <span class="blank _2"> </span>vital<span class="blank _4"></span> <span class="blank _2"> </span>(CV):<span class="blank _4"></span><span class="ff4 ls8"> <span class="blank _10"> </span>Tr<span class="blank _17"> </span>a<span class="blank _f"> </span>t<span class="blank _f"> </span>a<span class="blank _f"> </span>-<span class="blank _f"> </span>s<span class="blank _f"> </span>e <span class="blank _10"> </span>d<span class="blank _f"> </span>a </span></div><div class="t m0 x1e h6 y121 ff4 fs2 fc1 sc0 ls4c ws5">quantidade<span class="blank _0"></span> <span class="blank _11"> </span>máxima<span class="blank _0"></span> <span class="blank _11"> </span>de<span class="blank _0"></span> <span class="blank _11"> </span>ar<span class="blank _0"></span> <span class="blank _11"> </span>que<span class="blank _0"></span> <span class="blank _11"> </span>uma<span class="blank _0"></span> <span class="blank _0"></span></div><div class="t m0 x1e h6 y122 ff4 fs2 fc1 sc0 ls8 ws5">pessoa <span class="blank _11"> </span>consegue <span class="blank _11"> </span>expelir <span class="blank _2"> </span>dos <span class="blank _11"> </span>pulmões </div><div class="t m0 x1e h6 y123 ff4 fs2 fc1 sc0 ls8 ws5">depois de <span class="blank _15"> </span>primeir<span class="blank _0"></span>o <span class="blank _15"> </span>encher os pulmões <span class="blank _15"> </span>até </div><div class="t m0 x1e h6 y124 ff4 fs2 fc1 sc0 ls8 ws5">a sua <span class="blank _15"> </span>extensão máxima <span class="blank _15"> </span>e <span class="blank _15"> </span>então expirar até </div><div class="t m0 x1e h6 y125 ff4 fs2 fc1 sc0 ls8 ws5">a extensão máxima (cer<span class="blank _3"></span>ca de 4.600 ml).<span class="blank _0"></span> </div><div class="t m0 x1f h12 y126 ff3 fs2 fc1 sc0 ls8 ws5"> </div><div class="t m0 x1e h6 y127 ff3 fs2 fc1 sc0 ls8 ws5">Capacidade <span class="blank _15"> </span>pulmonar <span class="blank _15"> </span>total <span class="blank _17"> </span>(CPT):<span class="ff4"> <span class="blank _15"> </span>V<span class="blank _0"></span>olume </span></div><div class="t m0 x1e h6 y128 ff4 fs2 fc1 sc0 ls8 ws5">máximo <span class="blank _6"> </span>ao <span class="blank _18"> </span>qual <span class="blank _18"> </span>os <span class="blank _18"> </span>pulmões <span class="blank _18"> </span>conseguem </div><div class="t m0 x1e h6 y129 ff4 fs2 fc1 sc0 ls4d ws5">expandir<span class="blank _0"></span>-se<span class="blank _4"></span> <span class="blank _2"> </span>com<span class="blank _1"></span> <span class="blank _2"> </span>o<span class="blank _4"></span> <span class="blank _2"> </span>maior<span class="blank _1"></span> <span class="blank _2"> </span>esforço<span class="blank _1"></span> <span class="blank _4"></span></div><div class="t m0 x1e h6 y12a ff4 fs2 fc1 sc0 ls8 ws5">inspira<span class="blank _3"></span>tório possível (cerca de 5.800 ml).<span class="blank _0"></span> </div><div class="t m0 x20 h12 y12b ff3 fs2 fc1 sc0 ls8 ws5"> </div><div class="t m0 x7 h6 y12c ff4 fs2 fc1 sc0 lsd ws5">A <span class="blank _10"> </span>e<span class="ls4e">\ufb01cácia <span class="blank _10"> </span>da <span class="blank _11"> </span>ventilação <span class="blank _10"> </span>pode <span class="blank _11"> </span>ser <span class="blank _11"> </span>estimada </span></div><div class="t m0 x7 h6 y12d ff4 fs2 fc1 sc0 ls5 ws5">atr<span class="blank _3"></span>avés<span class="blank _1"></span> <span class="blank _2"> </span>da<span class="blank _1"></span> <span class="blank _2"> </span>frequência<span class="blank _1"></span> <span class="blank _2"> </span>e<span class="blank _1"></span> <span class="blank _2"> </span>da<span class="blank _1"></span> <span class="blank _2"> </span>amplitude<span class="blank _1"></span> <span class="blank _4"></span></div><div class="t m0 x7 h6 y12e ff4 fs2 fc1 sc0 ls8 ws5">respir<span class="blank _0"></span>atória. <span class="blank _18"> </span>Assim,<span class="blank _3"></span> <span class="blank"> </span>a <span class="blank _d"> </span>ventilação <span class="blank"> </span>pulmonar <span class="blank"> </span>total </div><div class="t m0 x7 h6 y12f ff4 fs2 fc1 sc0 ls8 ws5">(ou volume-minuto) é calculada por: </div><div class="t m0 x21 h12 y130 ff3 fs2 fc1 sc0 ls8 ws5">; </div></div><div class="c x22 y131 wb h1d"><div class="t m0 x0 h15 y132 ff8 fs5 fc1 sc0 ls8 wse">C<span class="blank"> </span>I<span class="blank _b"> </span><span class="ff9 ls35">=</span><span class="wsf">V<span class="blank"> </span>t<span class="blank _b"> </span><span class="ff9 ls4f">+</span><span class="ws10">V<span class="blank"> </span>R<span class="blank _9"> </span>I</span></span></div></div><div class="c x23 y133 wc h1d"><div class="t m0 x0 h15 y132 ff8 fs5 fc1 sc0 ls8 ws11">C<span class="blank"> </span>R<span class="blank _16"> </span>F<span class="blank _14"> </span><span class="ff9 ls50">=</span><span class="ws12">V<span class="blank"> </span>R<span class="blank"> </span>E<span class="blank _13"> </span><span class="ff9 ls4f">+</span>V<span class="blank"> </span>R</span></div></div><div class="c x24 y134 wd h1d"><div class="t m0 x0 h15 y132 ff8 fs5 fc1 sc0 ls8 ws13">C<span class="blank"> </span>V<span class="blank _b"> </span><span class="ff9 ls35">=</span><span class="ws10">V<span class="blank"> </span>R<span class="blank _9"> </span>I<span class="blank _1f"> </span><span class="ff9 ls36">+</span><span class="wsf">V<span class="blank"> </span>t<span class="blank _b"> </span><span class="ff9 ls51">+</span><span class="ws14">V<span class="blank"> </span>R<span class="blank"> </span>E</span></span></span></div></div><div class="c x25 y135 we h1d"><div class="t m0 x0 h15 y132 ff8 fs5 fc1 sc0 ls8 ws15">C<span class="blank"> </span>P<span class="blank _f"> </span>T<span class="blank _2"> </span><span class="ff9 ls35">=</span><span class="ws13">C<span class="blank"> </span>V<span class="blank _d"> </span><span class="ff9 ls4f">+</span><span class="ws12">V<span class="blank"> </span>R</span></span></div></div><div class="c x26 y136 wf h1e"><div class="t m0 x0 h15 y137 ff8 fs5 fc1 sc0 ls8 ws16">V<span class="blank"> </span>P<span class="blank"> </span>T<span class="blank _2"> </span><span class="ff9 ls35">=</span><span class="wsf">F<span class="blank"> </span>R<span class="blank _9"> </span>xV<span class="blank"> </span>t</span></div></div><div class="c x8 y3d w4 h7"><div class="t m0 x5 h8 y3e ff1 fs3 fc1 sc0 ls8 ws5">MEDICINA NO<span class="blank _3"></span>VE DE JULHO </div><div class="t m0 x3 h8 y3f ff1 fs3 fc1 sc0 ls8 ws5">JÉSSICA<span class="blank _3"></span> SANT<span class="blank _0"></span>ANA SIL<span class="blank _0"></span>VA</div></div></div><div class="pi" data-data="{"ctm":[1.000000,0.000000,0.000000,1.000000,0.000000,0.000000]}"></div></div> <div id="pf7" class="pf w0 h0" data-page-no="7"><div class="pc pc7 w0 h0"><img fetchpriority="low" loading="lazy" class="bi x0 y0 w1 h1" alt="" src="https://files.passeidireto.com/454d9fbe-9752-4ceb-ba77-0ef313f690c0/bg7.png"><div class="c x1 y1 w2 h2"><div class="t m0 x2 h3 y2 ff1 fs0 fc0 sc0 ls8 ws0">@JESSICALECRIM</div></div><div class="c x3 y3 w10 h11"><div class="t m0 x11 h12 y74 ff3 fs2 fc1 sc0 ls8 ws5">VTP = ventilação pulmonar total,<span class="blank _0"></span> FR = frequência </div><div class="t m0 x27 h12 y75 ff3 fs2 fc1 sc0 ls8 ws5">respir<span class="blank _0"></span>atória, <span class="blank _0"></span>Vt = volume corrente.<span class="blank _0"></span> </div><div class="t m0 x5 h6 y76 ff4 fs2 fc1 sc0 ls8 ws5">A <span class="blank"> </span>fr<span class="blank _0"></span>equência <span class="blank"> </span>ventilatória <span class="blank"> </span>normal <span class="blank"> </span>é <span class="blank"> </span>de <span class="blank"> </span>12 <span class="blank"> </span>a <span class="blank"> </span>20 </div><div class="t m0 x5 h6 y77 ff4 fs2 fc1 sc0 ls8 ws5">respir<span class="blank _0"></span>ações <span class="blank _11"> </span>(ciclos <span class="blank _2"> </span>ventilatórios/incursões) <span class="blank _2"> </span>por </div><div class="t m0 x5 h6 y78 ff4 fs2 fc1 sc0 ls8 ws5">minuto.<span class="blank _0"></span> </div><div class="t m0 x5 h6 y7a ff4 fs2 fc1 sc0 ls52 ws5">A<span class="blank _0"></span> <span class="blank _2"> </span>ventilação<span class="blank _3"></span> <span class="blank _11"> </span>pulmonar<span class="blank _0"></span> <span class="blank _11"> </span>total<span class="blank _0"></span> <span class="blank _11"> </span>r<span class="blank _0"></span>epresenta<span class="blank _0"></span> <span class="blank _11"> </span>o<span class="blank _0"></span> <span class="blank _0"></span></div><div class="t m0 x5 h6 y7b ff4 fs2 fc1 sc0 ls8 ws5">movimento <span class="blank _9"> </span>físico <span class="blank _9"> </span>do <span class="blank _9"> </span>ar <span class="blank _6"> </span>para <span class="blank _9"> </span>dentr<span class="blank _3"></span>o <span class="blank _9"> </span>e <span class="blank _9"> </span>para <span class="blank _9"> </span>fora </div><div class="t m0 x5 h6 ya1 ff4 fs2 fc1 sc0 ls8 ws5">do <span class="blank _f"> </span>trato <span class="blank _f"> </span>respira<span class="blank _3"></span>tório.<span class="blank _0"></span> <span class="blank _16"> </span>Uma <span class="blank _f"> </span>parte <span class="blank _16"> </span>do <span class="blank _f"> </span>ar <span class="blank _16"> </span>que <span class="blank _f"> </span>entra </div><div class="t m0 x5 h6 y138 ff4 fs2 fc1 sc0 ls8 ws5">no <span class="blank _9"> </span>sistema <span class="blank _9"> </span>r<span class="blank _0"></span>espiratório <span class="blank _9"> </span>não <span class="blank _16"> </span>alcança <span class="blank _9"> </span>os <span class="blank _9"> </span>alvéolos,<span class="blank _0"></span> </div><div class="t m0 x5 h6 ya2 ff4 fs2 fc1 sc0 ls8 ws5">u<span class="blank _15"> </span>m<span class="blank _15"> </span>a <span class="blank _10"> </span>v<span class="blank _17"> </span>e<span class="blank _15"> </span>z <span class="blank _10"> </span>q<span class="blank _17"> </span>u<span class="blank _15"> </span>e <span class="blank _10"> </span>p<span class="blank _17"> </span>a<span class="blank _15"> </span>r<span class="blank _15"> </span>t<span class="blank _15"> </span>e <span class="blank _10"> </span>d<span class="blank _17"> </span>o <span class="blank _10"> </span>a<span class="blank _15"> </span>r <span class="blank _10"> </span>d<span class="blank _17"> </span>e <span class="blank _10"> </span>c<span class="blank _15"> </span>a<span class="blank _15"> </span>d<span class="blank _17"> </span>a <span class="blank _10"> </span>c<span class="blank _15"> </span>i<span class="blank _17"> </span>c<span class="blank _15"> </span>l<span class="blank _17"> </span>o </div><div class="t m0 x5 h6 ya3 ff4 fs2 fc1 sc0 ls53 ws5">ventilatório<span class="blank _1"></span> <span class="blank _11"> </span>permanece<span class="blank _1"></span> <span class="blank _2"> </span>nas<span class="blank _4"></span> <span class="blank _2"> </span>vias<span class="blank _4"></span> <span class="blank _2"> </span>aéreas<span class="blank _1"></span> <span class="blank _4"></span></div><div class="t m0 x5 h6 ya4 ff4 fs2 fc1 sc0 ls8 ws5">condutoras,<span class="blank _0"></span> <span class="blank _9"> </span>como <span class="blank _9"> </span>traqueia <span class="blank _9"> </span>e <span class="blank _9"> </span>br<span class="blank _3"></span>ônquios.<span class="blank _0"></span> <span class="blank _9"> </span>Já <span class="blank _9"> </span>que </div><div class="t m0 x5 h6 ya5 ff4 fs2 fc1 sc0 ls8 ws5">elas <span class="blank _6"> </span>não <span class="blank _18"> </span>trocam <span class="blank _6"> </span>gases <span class="blank _6"> </span>com <span class="blank _18"> </span>o <span class="blank _18"> </span>sangue,<span class="blank _0"></span> <span class="blank _18"> </span>elas <span class="blank _18"> </span>são </div><div class="t m0 x5 h6 ya6 ff4 fs2 fc1 sc0 ls8 ws5">denominadas <span class="blank _9"> </span>espaço <span class="blank _16"> </span>morto <span class="blank _9"> </span>ana<span class="blank _0"></span>tômico <span class="blank _9"> </span>\u2013 <span class="blank _9"> </span>o <span class="blank _16"> </span>qual </div><div class="t m0 x5 h6 y139 ff4 fs2 fc1 sc0 ls8 ws5">possui cerca de 150 ml.<span class="blank _0"></span> </div><div class="t m0 x5 h6 y110 ff4 fs2 fc1 sc0 ls8 ws5">Uma <span class="blank _6"> </span>porção <span class="blank _6"> </span>signi\ufb01cativa <span class="blank _9"> </span>de <span class="blank _18"> </span>ar <span class="blank _6"> </span>inspirado <span class="blank _6"> </span>nunca </div><div class="t m0 x5 h6 y111 ff4 fs2 fc1 sc0 ls54 ws5">alcança<span class="blank _0"></span> <span class="blank _11"> </span>a <span class="blank _11"> </span>superfície<span class="blank _0"></span> <span class="blank _11"> </span>de <span class="blank _2"> </span>troca,<span class="blank _0"></span> <span class="blank _11"> </span>por<span class="blank _0"></span> <span class="blank _11"> </span>isso,<span class="blank _4"></span> <span class="blank _11"> </span>a <span class="blank _0"></span></div><div class="t m0 x5 h6 y112 ff4 fs2 fc1 sc0 ls8 ws5">ventilação <span class="blank _f"> </span>alveolar <span class="blank _f"> </span>é <span class="blank _f"> </span>a <span class="blank _f"> </span>mais <span class="blank _f"> </span>indicada <span class="blank _f"> </span>para <span class="blank _17"> </span>medir </div><div class="t m0 x5 h6 y13a ff4 fs2 fc1 sc0 ls55 ws5">a<span class="blank _0"></span> <span class="blank _11"> </span>e\ufb01ciência <span class="blank _2"> </span>da <span class="blank _11"> </span>ventilação<span class="blank _3"></span>.<span class="blank _0"></span> <span class="blank _11"> </span>É<span class="blank _0"></span> <span class="blank _11"> </span>calculada<span class="blank _3"></span> <span class="blank _11"> </span>da<span class="blank _0"></span> </div><div class="t m0 x5 h6 y13b ff4 fs2 fc1 sc0 ls8 ws5">seguinte forma: </div><div class="t m0 x28 h12 y13c ff3 fs2 fc1 sc0 ls8 ws5">; </div><div class="t m0 x29 h12 y13d ff3 fs2 fc1 sc0 ls8 ws5">V<span class="blank _0"></span>A = volume alveolar<span class="blank _0"></span>,<span class="blank _3"></span> FR = frequência </div><div class="t m0 x5 h12 y13e ff3 fs2 fc1 sc0 ls8 ws5">respir<span class="blank _0"></span>atória, <span class="blank _0"></span>Vt = volume corrente,<span class="blank _0"></span> EMA = espaço </div><div class="t m0 x2a h12 y13f ff3 fs2 fc1 sc0 ls8 ws5">morto ana<span class="blank _3"></span>tômico.<span class="blank _0"></span> </div><div class="t m0 x5 h6 y140 ff1 fs2 fc1 sc0 ls8 ws5">6.<span class="blank _0"></span> Classi\ufb01cação da hipóxia </div><div class="t m0 x7 h6 y141 ff1 fs2 fc1 sc0 ls8 ws5">7.<span class="blank _0"></span> P<span class="blank _3"></span>adr<span class="blank _3"></span>ões ventilatórios<span class="ff4"> </span></div><div class="t m0 x7 h6 y142 ff3 fs2 fc1 sc0 ls8 ws2">Apneia:<span class="ff4 ws5"> cessação da ventilação.<span class="blank _0"></span> </span></div><div class="t m0 x7 h6 y143 ff3 fs2 fc1 sc0 ls8 ws2">Dispneia:<span class="ff4 ws5"> <span class="blank _13"> </span>di\ufb01culdade <span class="blank _a"> </span>de <span class="blank _a"> </span>respir<span class="blank _3"></span>ar <span class="blank _13"> </span>(ex: <span class="blank _a"> </span>doenças </span></div><div class="t m0 x7 h6 y144 ff4 fs2 fc1 sc0 ls8 ws5">respir<span class="blank _0"></span>atórias e exercício vigor<span class="blank _0"></span>oso). </div><div class="t m0 x7 h6 y145 ff3 fs2 fc1 sc0 ls8 ws2">Eupneia:<span class="ff4 ws5"> respir<span class="blank _0"></span>ação normal (em repouso).<span class="blank _3"></span> </span></div><div class="t m0 x7 h6 y146 ff3 fs2 fc1 sc0 ls8 ws2">T<span class="blank _4"></span>aquipneia:<span class="ff4 ws5"> r<span class="blank _3"></span>espiração r<span class="blank _3"></span>ápida,<span class="blank _3"></span> normalmente com </span></div><div class="t m0 x7 h6 y147 ff4 fs2 fc1 sc0 ls8 ws5">frequência <span class="blank _9"> </span>ventilatória <span class="blank _6"> </span>aumentada <span class="blank _6"> </span>e <span class="blank _6"> </span>diminuição </div><div class="t m0 x7 h6 y148 ff4 fs2 fc1 sc0 ls8 ws5">da amplitude (ex: ofegante).<span class="blank _0"></span> </div><div class="t m0 x7 h6 y149 ff3 fs2 fc1 sc0 ls8 ws2">Hiperpneia:<span class="ff4 ws5"> <span class="blank _18"> </span>aumento <span class="blank"> </span>da <span class="blank _18"> </span>frequência <span class="blank _18"> </span>ventilatória </span></div><div class="t m0 x7 h6 y14a ff4 fs2 fc1 sc0 ls8 ws5">e/ou <span class="blank _13"> </span>do <span class="blank _13"> </span>volume <span class="blank _13"> </span>em <span class="blank _13"> </span>resposta <span class="blank"> </span>ao <span class="blank _13"> </span>metabolismo </div><div class="t m0 x7 h6 y14b ff4 fs2 fc1 sc0 ls8 ws5">(ex: no exer<span class="blank _0"></span>cício). </div><div class="t m0 x7 h6 y14c ff3 fs2 fc1 sc0 ls56 ws17">Hiperventilação:<span class="blank _4"></span><span class="ff4 ws5"> <span class="blank _2"> </span>aumento<span class="blank _4"></span> <span class="blank _11"> </span>da<span class="blank _4"></span> <span class="blank _2"> </span>frequência<span class="blank _4"></span> <span class="blank _4"></span></span></div><div class="t m0 x7 h6 y14d ff4 fs2 fc1 sc0 ls8 ws5">ventilatória <span class="blank _14"> </span>e/ou <span class="blank _2"> </span>volume <span class="blank _c"> </span>sem <span class="blank _c"> </span>o <span class="blank _c"> </span>aumento <span class="blank _2"> </span>do </div><div class="t m0 x7 h6 y14e ff4 fs2 fc1 sc0 ls8 ws5">metabolismo (ex: alterações emocionais).<span class="blank _0"></span> </div><div class="t m0 x7 h6 y14f ff3 fs2 fc1 sc0 ls57 ws18">Hipoventilação:<span class="blank _0"></span><span class="ff4 ws5"> <span class="blank _2"> </span>diminuição<span class="blank _0"></span> <span class="blank _2"> </span>da<span class="blank _0"></span> <span class="blank _11"> </span>ventilação<span class="blank _4"></span> <span class="blank _0"></span></span></div><div class="t m0 x7 h6 y150 ff4 fs2 fc1 sc0 ls8 ws5">alveolar (ex: doença pulmonar r<span class="blank _3"></span>estritiva).<span class="blank _0"></span> </div><div class="t m0 x7 h6 y151 ff1 fs2 fc1 sc0 ls8 ws5">8.<span class="blank _0"></span> F<span class="blank _3"></span>órmulas<span class="ff4"> </span></div></div><div class="c x2b y152 w11 h1f"><div class="t m0 x0 h15 y153 ff8 fs5 fc1 sc0 ls8 ws19">VA<span class="blank"> </span><span class="ff9 ls50">=</span><span class="ws1a">F<span class="blank"> </span>R<span class="blank _9"> </span>x<span class="blank _16"> </span><span class="ff9 ls58">(</span><span class="wsf">V<span class="blank"> </span>t<span class="blank _a"> </span><span class="ffa ls4f">\u2212</span><span class="ws1b">E<span class="blank _f"> </span>M<span class="blank _9"> </span>A<span class="ff9">)</span></span></span></span></div></div><div class="c x2c y154 w5 h20"><div class="t m0 x2d hc y155 ff7 fs3 fc1 sc0 ls8">TIPO</div></div><div class="c x2e y154 w5 h20"><div class="t m0 x2f hc y155 ff7 fs3 fc1 sc0 ls8 ws6">DEFINIÇÃ<span class="blank _3"></span>O</div></div><div class="c x30 y154 w5 h20"><div class="t m0 xd hc y155 ff7 fs3 fc1 sc0 ls8 ws6">CA<span class="blank _3"></span>USAS</div></div><div class="c x2c y156 w5 h21"><div class="t m0 xd hd y9a ff3 fs3 fc1 sc0 ls8 ws6">Hipóxica</div></div><div class="c x2e y156 w5 h21"><div class="t m0 x10 hd y9a ff3 fs3 fc1 sc0 ls8 ws5">Baixa PO2 arterial</div></div><div class="c x30 y156 w5 h21"><div class="t m0 x5 h22 y157 ff3 fs6 fc1 sc0 ls59">-<span class="fs3 ls8 ws5 v1">Grande altitude </span></div><div class="t m0 x5 h22 y158 ff3 fs6 fc1 sc0 ls59">-<span class="fs3 ls5a ws5 v1">Hipoventilação<span class="blank _0"></span> <span class="blank _4"></span></span></div><div class="t m0 x2c hd y159 ff3 fs3 fc1 sc0 ls8 ws5">alveolar </div><div class="t m0 x5 h22 y15a ff3 fs6 fc1 sc0 ls59">-<span class="fs3 ls5b ws5 v1">Diminuição<span class="blank _0"></span> <span class="blank _b"> </span>da<span class="blank _0"></span> <span class="blank _0"></span></span></div><div class="t m0 x2c hd y9a ff3 fs3 fc1 sc0 ls5c ws5">capacidade<span class="blank _0"></span> <span class="blank _5"> </span>de<span class="blank _0"></span> <span class="blank _0"></span></div><div class="t m0 x2c hd y9b ff3 fs3 fc1 sc0 ls5d ws5">difusão<span class="blank _20"></span> <span class="blank _20"></span></div><div class="t m0 x2c hd y9c ff3 fs3 fc1 sc0 ls8 ws5">pulmonar </div><div class="t m0 x5 h22 y15b ff3 fs6 fc1 sc0 ls59">-<span class="fs3 ls5e ws5 v1">Relação<span class="blank _7"></span> <span class="blank _13"> </span>V/Q<span class="blank _8"></span> <span class="blank _8"></span></span></div><div class="t m0 x2c hd y93 ff3 fs3 fc1 sc0 ls8">anormal</div></div><div class="c x2c y15c w5 h23"><div class="t m0 xd hd y9f ff3 fs3 fc1 sc0 ls8">Anêmica</div></div><div class="c x2e y15c w5 h23"><div class="t m0 x2c hd y9e ff3 fs3 fc1 sc0 ls8 ws5">Diminuição da </div><div class="t m0 x5 hd y9f ff3 fs3 fc1 sc0 ls8 ws5">quantidade total de </div><div class="t m0 x31 hd y94 ff3 fs3 fc1 sc0 ls8 ws5">O2 ligado à Hb</div></div><div class="c x30 y15c w5 h23"><div class="t m0 x5 h22 y15d ff3 fs6 fc1 sc0 ls59">-<span class="fs3 ls8 ws5 v1">P<span class="blank _0"></span>erda de sangue </span></div><div class="t m0 x5 h22 y15e ff3 fs6 fc1 sc0 ls59">-<span class="fs3 ls8 ws5 v1">Anemia </span></div><div class="t m0 x5 h22 y15b ff3 fs6 fc1 sc0 ls59">-<span class="fs3 ls5f ws5 v1">Envenenamento<span class="blank _0"></span> </span></div><div class="t m0 x31 hd y93 ff3 fs3 fc1 sc0 ls8 ws5">por CO</div></div><div class="c x2c y15f w5 h23"><div class="t m0 x32 hd y160 ff3 fs3 fc1 sc0 ls8">Isquêmica/</div><div class="t m0 x32 hd y92 ff3 fs3 fc1 sc0 ls8 ws6">circula<span class="blank _3"></span>tória</div></div><div class="c x2e y15f w5 h23"><div class="t m0 x10 hd y160 ff3 fs3 fc1 sc0 ls8 ws5">Redução do \ufb02uxo </div><div class="t m0 x33 hd y92 ff3 fs3 fc1 sc0 ls8">sanguíneo</div></div><div class="c x30 y15f w5 h23"><div class="t m0 x5 h22 y161 ff3 fs6 fc1 sc0 ls59">-<span class="fs3 ls60 ws1c v1">Insu<span class="ws5">\ufb01ciência<span class="blank _8"></span> <span class="blank _7"></span></span></span></div><div class="t m0 x31 hd y160 ff3 fs3 fc1 sc0 ls8 ws5">cardíaca </div><div class="t m0 x5 h22 y15b ff3 fs6 fc1 sc0 ls59">-<span class="fs3 ls8 ws5 v1">Choque </span></div><div class="t m0 x5 h22 y162 ff3 fs6 fc1 sc0 ls59">-<span class="fs3 ls8 ws6 v1">T<span class="blank _4"></span>rombose</span></div></div><div class="c x9 y163 w5 h23"><div class="t m0 x32 hd y9f ff3 fs3 fc1 sc0 ls8 ws6">Histotóxica</div></div><div class="c xc y163 w5 h23"><div class="t m0 x3 hd y9b ff3 fs3 fc1 sc0 ls8 ws5">F<span class="blank _0"></span>alha nas células </div><div class="t m0 x34 hd y9c ff3 fs3 fc1 sc0 ls8 ws5">em utilizar O2 por </div><div class="t m0 x32 hd y92 ff3 fs3 fc1 sc0 ls8 ws5">terem sido </div><div class="t m0 xf hd y93 ff3 fs3 fc1 sc0 ls8">envenenadas</div></div><div class="c xe y163 w5 h23"><div class="t m0 x5 h22 y164 ff3 fs6 fc1 sc0 ls61">-<span class="fs3 ls62 ws5 v1">Cianeto<span class="blank _21"></span> <span class="blank _2"> </span>ou<span class="blank _21"></span> <span class="blank _21"></span></span></div><div class="t m0 x31 hd y9f ff3 fs3 fc1 sc0 ls63 ws5">outros<span class="blank _0"></span> <span class="blank _5"> </span>venenos<span class="blank _3"></span> <span class="blank _3"></span></div><div class="t m0 x31 hd y94 ff3 fs3 fc1 sc0 ls8">metabólicos</div></div><div class="c x9 y165 w5 h20"><div class="t m0 x2d hc y155 ff7 fs3 fc1 sc0 ls8">TIPO</div></div><div class="c xc y165 w5 h20"><div class="t m0 x2f hc y155 ff7 fs3 fc1 sc0 ls8 ws6">DEFINIÇÃ<span class="blank _3"></span>O</div></div><div class="c xe y165 w5 h20"><div class="t m0 xd hc y155 ff7 fs3 fc1 sc0 ls8 ws6">CA<span class="blank _3"></span>USAS</div></div><div class="c x9 y166 w12 h24"><div class="t m0 x31 hd y167 ff3 fs3 fc1 sc0 ls8 ws5">P<span class="blank _0"></span>ressão parcial de um gás</div></div><div class="c x35 y166 w12 h24"><div class="t m0 xa hd y167 ff3 fs3 fc1 sc0 ls8 ws5">Pgás = P<span class="blank _0"></span>atm x % do gás</div></div><div class="c x9 y168 w12 hb"><div class="t m0 x3 hd y94 ff3 fs3 fc1 sc0 ls8 ws5">P<span class="blank _0"></span>ressão do gás no ar úmido</div></div><div class="c x35 y168 w12 hb"><div class="t m0 x34 hd y92 ff3 fs3 fc1 sc0 ls8 ws5">Pgás = (P<span class="blank _0"></span>atm - PH2O) x % do </div><div class="t m0 x36 hd y93 ff3 fs3 fc1 sc0 ls8">gás</div></div><div class="c x9 y169 w12 h24"><div class="t m0 x37 hd y167 ff3 fs3 fc1 sc0 ls8 ws5">Lei de Boyle </div></div><div class="c x35 y169 w12 h24"><div class="t m0 x38 hd y167 ff3 fs3 fc1 sc0 ls8 ws5">P1xV1 = P2xV2</div></div><div class="c x9 y16a w12 h24"><div class="t m0 x2f hd y167 ff3 fs3 fc1 sc0 ls8 ws5">P<span class="blank _0"></span>ressão transpulmonar</div></div><div class="c x35 y16a w12 h24"><div class="t m0 x39 hd y167 ff3 fs3 fc1 sc0 ls8 ws5">Ptp = Pia - P<span class="blank _0"></span>ip</div></div><div class="c x9 y16b w12 h24"><div class="t m0 x3a hd y167 ff3 fs3 fc1 sc0 ls8 ws5">Lei de Laplace</div></div><div class="c x35 y16b w12 h24"><div class="t m0 x29 hd y167 ff3 fs3 fc1 sc0 ls8 ws5">P = 2x TS / R<span class="blank _3"></span>aio</div></div><div class="c x9 y16c w12 h24"><div class="t m0 x3a hd y167 ff3 fs3 fc1 sc0 ls8 ws6">Complacência</div></div><div class="c x35 y16c w12 h24"><div class="t m0 x27 hd y167 ff3 fs3 fc1 sc0 ls8 ws5">C = <span class="ffb">\u0394</span>V/<span class="ffb">\u0394</span>P</div></div><div class="c x9 y16d w12 h24"><div class="t m0 x27 hd y167 ff3 fs3 fc1 sc0 ls8 ws5">Lei de F<span class="blank _3"></span>ick</div></div><div class="c x35 y16d w12 h24"><div class="t m0 x31 hd y167 ff3 fs3 fc1 sc0 ls8 ws5">D = <span class="ffb">\u0394</span>P x A<span class="blank _3"></span> x S / d x raizPM</div></div><div class="c x9 y16e w12 h24"><div class="t m0 xa hd y167 ff3 fs3 fc1 sc0 ls8 ws5">Capacidade inspir<span class="blank _3"></span>atória</div></div><div class="c x35 y16e w12 h24"><div class="t m0 x37 hd y167 ff3 fs3 fc1 sc0 ls8 ws5">CI = Vt + <span class="blank _3"></span>VRI</div></div><div class="c x9 y16f w12 h24"><div class="t m0 x5 hd y167 ff3 fs3 fc1 sc0 ls8 ws5">Capacidade r<span class="blank _3"></span>esidual funcional </div></div><div class="c x35 y16f w12 h24"><div class="t m0 x2d hd y167 ff3 fs3 fc1 sc0 ls8 ws5">CRF = VRE + <span class="blank _3"></span>VR</div></div><div class="c x9 y170 w12 h24"><div class="t m0 x3b hd y171 ff3 fs3 fc1 sc0 ls8 ws5">Capacidade vital</div></div><div class="c x35 y170 w12 h24"><div class="t m0 xd hd y171 ff3 fs3 fc1 sc0 ls8 ws5">CV = <span class="blank _3"></span>VRI + Vt + <span class="blank _0"></span>VRE</div></div><div class="c x9 y172 w12 h24"><div class="t m0 x3 hd y167 ff3 fs3 fc1 sc0 ls8 ws5">Capacidade pulmonar total</div></div><div class="c x35 y172 w12 h24"><div class="t m0 x38 hd y167 ff3 fs3 fc1 sc0 ls8 ws5">CTP = CV + <span class="blank _0"></span>VR</div></div><div class="c x8 y3d w4 h7"><div class="t m0 x5 h8 y3e ff1 fs3 fc1 sc0 ls8 ws5">MEDICINA NO<span class="blank _3"></span>VE DE JULHO </div><div class="t m0 x3 h8 y3f ff1 fs3 fc1 sc0 ls8 ws5">JÉSSICA<span class="blank _3"></span> SANT<span class="blank _0"></span>ANA SIL<span class="blank _0"></span>VA</div></div></div><div class="pi" data-data="{"ctm":[1.000000,0.000000,0.000000,1.000000,0.000000,0.000000]}"></div></div> <div id="pf8" class="pf w0 h0" data-page-no="8"><div class="pc pc8 w0 h0"><img fetchpriority="low" loading="lazy" class="bi x0 y0 w1 h1" alt="" src="https://files.passeidireto.com/454d9fbe-9752-4ceb-ba77-0ef313f690c0/bg8.png"><div class="c x1 y1 w2 h2"><div class="t m0 x2 h3 y2 ff1 fs0 fc0 sc0 ls8 ws0">@JESSICALE<span class="fc2 sc0">CRIM</span></div></div><div class="c x3 y3 w13 h11"><div class="t m0 x5 h6 y173 ff1 fs2 fc1 sc0 ls8 ws5">Como <span class="blank _10"> </span>mo<span class="blank _15"> </span>ver <span class="blank _10"> </span>o <span class="blank _11"> </span>ar <span class="blank _10"> </span>da <span class="blank _10"> </span>atmo<span class="blank _15"> </span>sfe<span class="blank _15"> </span>ra <span class="blank _11"> </span>pa<span class="blank _15"> </span>ra <span class="blank _11"> </span>os </div><div class="t m0 x5 h6 y174 ff1 fs2 fc1 sc0 ls8 ws2">pulmões?<span class="ff4 ws5"> <span class="blank _b"> </span>Diminuindo <span class="blank _5"> </span>a <span class="blank _5"> </span>pr<span class="blank _3"></span>essão <span class="blank _b"> </span>alveolar <span class="blank _5"> </span>por </span></div><div class="t m0 x5 h6 y175 ff4 fs2 fc1 sc0 ls8 ws5">meio <span class="blank _6"> </span>do <span class="blank _18"> </span>aumento <span class="blank _18"> </span>do <span class="blank _6"> </span>volume <span class="blank _18"> </span>da <span class="blank _18"> </span>caixa <span class="blank _6"> </span>torácica </div><div class="t m0 x5 h6 y176 ff4 fs2 fc1 sc0 ls8 ws5">para <span class="blank _b"> </span>que <span class="blank _b"> </span>com <span class="blank _5"> </span>a <span class="blank _b"> </span>diminuição <span class="blank _b"> </span>da <span class="blank _5"> </span>pressão <span class="blank _a"> </span>o <span class="blank _5"> </span>ar </div><div class="t m0 x5 h6 y177 ff4 fs2 fc1 sc0 ls8 ws5">entre.<span class="blank _0"></span> </div><div class="t m0 x5 h6 y178 ff1 fs2 fc1 sc0 ls8 ws5">O <span class="blank _a"> </span>que <span class="blank _b"> </span>é <span class="blank _b"> </span>ventilação?<span class="ff4"> <span class="blank _a"> </span>Fluxo <span class="blank _b"> </span>de <span class="blank _a"> </span>ar <span class="blank _b"> </span>através <span class="blank _a"> </span>da </span></div><div class="t m0 x5 h6 y179 ff4 fs2 fc1 sc0 ls64 ws5">inspiração<span class="blank _0"></span> <span class="blank _11"> </span>e<span class="blank _0"></span> <span class="blank _11"> </span>expiração<span class="blank _0"></span>,<span class="blank _0"></span> <span class="blank _11"> </span>pela<span class="blank _0"></span> <span class="blank _11"> </span>diferença<span class="blank _0"></span> <span class="blank _11"> </span>de<span class="blank _0"></span> <span class="blank _0"></span></div><div class="t m0 x5 h6 y17a ff4 fs2 fc1 sc0 ls8 ws5">pressão <span class="blank _14"> </span>(pressão <span class="blank _14"> </span>atmosférica <span class="blank _c"> </span>igual <span class="blank _c"> </span>à <span class="blank _c"> </span>pressão </div><div class="t m0 x5 h6 y17b ff4 fs2 fc1 sc0 ls8 ws5">alveolar) <span class="blank _2"> </span>ocasionada <span class="blank _c"> </span>pela <span class="blank _2"> </span>expansão <span class="blank _2"> </span>da <span class="blank _c"> </span>caixa </div><div class="t m0 x5 h6 y17c ff4 fs2 fc1 sc0 ls8 ws5">torácica.<span class="blank _0"></span> </div><div class="t m0 x5 h6 y17d ff1 fs2 fc1 sc0 ls8 ws5">Como <span class="blank"> </span>podemos <span class="blank"> </span>explicar <span class="blank"> </span>o <span class="blank"> </span>aparecimento <span class="blank"> </span>da </div><div class="t m0 x5 h6 y17e ff1 fs2 fc1 sc0 ls8 ws5">dispneia <span class="blank _9"> </span>e <span class="blank _9"> </span>fadiga <span class="blank _16"> </span>nas <span class="blank _9"> </span>altitudes <span class="blank _9"> </span>elevadas?<span class="ff4"> <span class="blank _9"> </span>Em </span></div><div class="t m0 x5 h6 y17f ff4 fs2 fc1 sc0 ls65 ws5">altitudes <span class="blank _11"> </span>elevadas,<span class="blank _0"></span> <span class="blank _11"> </span>a <span class="blank _11"> </span>pr<span class="blank _3"></span>essão <span class="blank _11"> </span>atmosférica<span class="blank _0"></span> <span class="blank _10"> </span>é<span class="blank _0"></span> </div><div class="t m0 x5 h6 y180 ff4 fs2 fc1 sc0 ls8 ws5">menor<span class="blank _0"></span>.<span class="blank _3"></span> <span class="blank _15"> </span>Assim,<span class="blank _3"></span> <span class="blank _17"> </span>mesmo <span class="blank _17"> </span>com <span class="blank _17"> </span>a <span class="blank _17"> </span>expansão <span class="blank _17"> </span>muscular </div><div class="t m0 x5 h6 y181 ff4 fs2 fc1 sc0 ls8 ws5">da <span class="blank _18"> </span>caixa <span class="blank"> </span>tor<span class="blank _3"></span>ácica,<span class="blank _0"></span> <span class="blank"> </span>os <span class="blank _18"> </span>alvéolos <span class="blank _18"> </span>terão <span class="blank _d"> </span>di\ufb01culdade </div><div class="t m0 x5 h6 y182 ff4 fs2 fc1 sc0 ls8 ws5">em <span class="blank _a"> </span>igualar <span class="blank _b"> </span>a <span class="blank _b"> </span>pressão <span class="blank _a"> </span>alveolar <span class="blank _a"> </span>à <span class="blank _b"> </span>uma <span class="blank _a"> </span>pressão </div><div class="t m0 x5 h6 y183 ff4 fs2 fc1 sc0 ls8 ws5">atmosférica <span class="blank _b"> </span>tão <span class="blank _5"> </span>baixa. <span class="blank _b"> </span>Como <span class="blank _5"> </span>os <span class="blank _5"> </span>alvéolos <span class="blank _5"> </span>não </div><div class="t m0 x5 h6 y184 ff4 fs2 fc1 sc0 ls8 ws5">conseguirão <span class="blank _15"> </span>abaixar <span class="blank _17"> </span>a <span class="blank _17"> </span>pressão <span class="blank _15"> </span>alveolar <span class="blank _17"> </span>de <span class="blank _17"> </span>forma </div><div class="t m0 x5 h6 y185 ff4 fs2 fc1 sc0 ls8 ws5">su\ufb01ciente <span class="blank _9"> </span>nos <span class="blank _16"> </span>primeiros <span class="blank _9"> </span>momentos,<span class="blank _0"></span> <span class="blank _9"> </span>a <span class="blank _9"> </span>hema<span class="blank _0"></span>tose </div><div class="t m0 x5 h6 y186 ff4 fs2 fc1 sc0 ls8 ws5">\ufb01cará <span class="blank _6"> </span>prejudicada <span class="blank _6"> </span>\u2013 <span class="blank _6"> </span>causando <span class="blank _6"> </span>a <span class="blank _18"> </span>dispneia.<span class="blank _3"></span> <span class="blank _9"> </span>Além </div><div class="t m0 x5 h6 y187 ff4 fs2 fc1 sc0 ls8 ws5">disso,<span class="blank _0"></span> <span class="blank _9"> </span>o <span class="blank _6"> </span>ar <span class="blank _9"> </span>é <span class="blank _6"> </span>rar<span class="blank _0"></span>efeito <span class="blank _6"> </span>(oxigênio <span class="blank _9"> </span>pouco <span class="blank _9"> </span>denso <span class="blank _6"> </span>e </div><div class="t m0 x5 h6 y188 ff4 fs2 fc1 sc0 ls8 ws5">menor <span class="blank _a"> </span>pressão <span class="blank _a"> </span>parcial) <span class="blank _a"> </span>em <span class="blank _b"> </span>altitudes <span class="blank _b"> </span>elevadas. </div><div class="t m0 x5 h6 y189 ff4 fs2 fc1 sc0 ls66 ws5">P<span class="blank _4"></span>or <span class="blank _11"> </span>isso,<span class="blank _0"></span> <span class="blank _11"> </span>há <span class="blank _11"> </span>hipóxia<span class="blank _0"></span> <span class="blank _10"> </span>tecidual<span class="blank _0"></span> <span class="blank _10"> </span>que<span class="blank _0"></span> <span class="blank _10"> </span>levar<span class="blank _3"></span>á <span class="blank _11"> </span>o<span class="blank _3"></span> </div><div class="t m0 x5 h6 y18a ff4 fs2 fc1 sc0 ls67 ws5">organismo<span class="blank _1"></span> <span class="blank _11"> </span>a<span class="blank _4"></span> <span class="blank _2"> </span>utilização<span class="blank _4"></span> <span class="blank _2"> </span>do<span class="blank _4"></span> <span class="blank _2"> </span>metabolismo<span class="blank _4"></span> <span class="blank _0"></span></div><div class="t m0 x5 h6 y18b ff4 fs2 fc1 sc0 ls8 ws5">anaeróbio muscular \u2013 causando a fadiga.<span class="blank _0"></span> </div><div class="t m0 x5 h6 y18c ff1 fs2 fc1 sc0 ls8 ws5">Como <span class="blank _c"> </span>alterar <span class="blank _c"> </span>o <span class="blank _c"> </span>volume <span class="blank _2"> </span>pulmonar?<span class="ff4"> <span class="blank _c"> </span>Com <span class="blank _c"> </span>o </span></div><div class="t m0 x5 h6 y18d ff4 fs2 fc1 sc0 ls1b ws5">auxilio<span class="blank _0"></span> <span class="blank _2"> </span>da<span class="blank _0"></span> <span class="blank _2"> </span>musculatura<span class="blank _4"></span> <span class="blank _11"> </span>da<span class="blank _0"></span> <span class="blank _2"> </span>caixa<span class="blank _0"></span> <span class="blank _2"> </span>torácica<span class="blank _0"></span> <span class="blank _4"></span></div><div class="t m0 x5 h6 y18e ff4 fs2 fc1 sc0 ls68 ws5">(diafragma<span class="blank _0"></span> <span class="blank _11"> </span>aumenta<span class="blank _3"></span> <span class="blank _11"> </span>o<span class="blank _3"></span> <span class="blank _11"> </span>volume<span class="blank _0"></span> <span class="blank _11"> </span>e <span class="blank _11"> </span>músculos<span class="blank _0"></span> <span class="blank _3"></span></div><div class="t m0 x5 h6 y18f ff4 fs2 fc1 sc0 ls8 ws5">intercostais elevam as costelas).<span class="blank _0"></span> </div><div class="t m0 x5 h6 y190 ff1 fs2 fc1 sc0 ls69 ws5">Como<span class="blank _0"></span> <span class="blank _2"> </span>a<span class="blank _3"></span> <span class="blank _11"> </span>contr<span class="blank _3"></span>ação<span class="blank _0"></span> <span class="blank _11"> </span>muscular<span class="blank _0"></span> <span class="blank _11"> </span>e<span class="blank _0"></span>xpande<span class="blank _3"></span> <span class="blank _11"> </span>o<span class="blank _0"></span> <span class="blank _0"></span></div><div class="t m0 x5 h6 y191 ff1 fs2 fc1 sc0 ls8 ws5">pulmão? <span class="blank _d"> </span><span class="ff4">A <span class="blank _18"> </span>pressão <span class="blank _d"> </span>da <span class="blank"> </span>pleur<span class="blank _3"></span>a <span class="blank _d"> </span>é <span class="blank"> </span>de <span class="blank _18"> </span>-3 <span class="blank"> </span>mmHg,<span class="blank _0"></span> </span></div><div class="t m0 x5 h6 y192 ff4 fs2 fc1 sc0 ls8 ws5">sendo <span class="blank _f"> </span>ela <span class="blank _f"> </span>negativa,<span class="blank _3"></span> <span class="blank _f"> </span>pois <span class="blank _f"> </span>é <span class="blank _f"> </span>menor <span class="blank _16"> </span>que <span class="blank _f"> </span>a <span class="blank _f"> </span>pressão </div><div class="t m0 x5 h6 y193 ff4 fs2 fc1 sc0 ls8 ws5">externa.<span class="blank _0"></span> <span class="blank _6"> </span>Isso <span class="blank _6"> </span>ocorre <span class="blank _6"> </span>por <span class="blank _9"> </span>dois <span class="blank _6"> </span>fatores: <span class="blank _9"> </span>o <span class="blank _6"> </span>pulmão </div><div class="t m0 x5 h6 y194 ff4 fs2 fc1 sc0 ls8 ws5">que <span class="blank _c"> </span>puxa <span class="blank _c"> </span>a <span class="blank _c"> </span>pleura <span class="blank _c"> </span>para <span class="blank _c"> </span>um <span class="blank _c"> </span>lado <span class="blank _c"> </span>e <span class="blank _c"> </span>a <span class="blank _c"> </span>caixa </div><div class="t m0 x5 h6 y195 ff4 fs2 fc1 sc0 ls8 ws5">torácica <span class="blank"> </span>puxa <span class="blank _a"> </span>para <span class="blank"> </span>o <span class="blank _13"> </span>outro,<span class="blank _0"></span> <span class="blank _13"> </span>o <span class="blank _13"> </span>que <span class="blank _13"> </span>aumenta <span class="blank _13"> </span>o </div><div class="t m0 x5 h6 y196 ff4 fs2 fc1 sc0 ls8 ws5">volume <span class="blank _d"> </span>e <span class="blank"> </span>diminui <span class="blank _18"> </span>a <span class="blank"> </span>pr<span class="blank _0"></span>essão <span class="blank"> </span>e <span class="blank _d"> </span>sistema <span class="blank"> </span>linfá<span class="blank _0"></span>tico </div><div class="t m0 x7 h6 y74 ff4 fs2 fc1 sc0 ls8 ws5">que <span class="blank _16"> </span>drena <span class="blank _f"> </span>o <span class="blank _16"> </span>líquido <span class="blank _16"> </span>em <span class="blank _16"> </span>excesso <span class="blank _16"> </span>o <span class="blank _16"> </span>que <span class="blank _16"> </span>também </div><div class="t m0 x7 h6 y75 ff4 fs2 fc1 sc0 ls8 ws5">diminui a pressão<span class="blank _0"></span>. </div><div class="t m0 x7 h6 y69 ff5 fs2 fc1 sc0 ls8 ws4">\u2192<span class="ff4 ws5"> <span class="blank _9"> </span>A<span class="blank _3"></span> <span class="blank _9"> </span>pressão <span class="blank _9"> </span>pleural <span class="blank _9"> </span>é <span class="blank _9"> </span>a <span class="blank _6"> </span>pr<span class="blank _3"></span>essão <span class="blank _9"> </span>do <span class="blank _6"> </span>líquido <span class="blank _9"> </span>no </span></div><div class="t m0 x7 h6 y6a ff4 fs2 fc1 sc0 ls6a ws5">espaço <span class="blank _11"> </span>pleur<span class="blank _3"></span>al,<span class="blank _0"></span> <span class="blank _11"> </span>entre<span class="blank _3"></span> <span class="blank _11"> </span>as <span class="blank _11"> </span>pleuras<span class="blank _0"></span> <span class="blank _10"> </span>viscer<span class="blank _3"></span>al <span class="blank _11"> </span>e<span class="blank _3"></span> </div><div class="t m0 x7 h6 y6b ff4 fs2 fc1 sc0 ls8 ws5">parietal.<span class="blank _0"></span> </div><div class="t m0 x7 h6 y197 ff5 fs2 fc1 sc0 ls8 ws4">\u2192<span class="ff4 ws5"> <span class="blank _2"> </span>Derrame <span class="blank _11"> </span>pleur<span class="blank _3"></span>al <span class="blank _2"> </span>é <span class="blank _11"> </span>o <span class="blank _2"> </span>excesso <span class="blank _11"> </span>de <span class="blank _2"> </span>líquido </span></div><div class="t m0 x7 h6 y198 ff4 fs2 fc1 sc0 ls8 ws5">pleural.<span class="blank _0"></span> <span class="blank _16"> </span>Se <span class="blank _f"> </span>a <span class="blank _16"> </span>pleura <span class="blank _f"> </span>for <span class="blank _f"> </span>perfurada <span class="blank _f"> </span>o <span class="blank _16"> </span>pulmão,<span class="blank _0"></span> <span class="blank _16"> </span>por </div><div class="t m0 x7 h6 y199 ff4 fs2 fc1 sc0 ls8 ws5">conta <span class="blank _c"> </span>da <span class="blank _2"> </span>sua <span class="blank _2"> </span>capacidade <span class="blank _c"> </span>elástica,<span class="blank _3"></span> <span class="blank _c"> </span>o <span class="blank _2"> </span>pulmão </div><div class="t m0 x7 h6 y19a ff4 fs2 fc1 sc0 ls8 ws5">colapsa/retr<span class="blank _0"></span>ai, isso é chamado de pneumotór<span class="blank _3"></span>ax.<span class="blank _3"></span> </div><div class="t m0 x7 h6 y19b ff1 fs2 fc1 sc0 ls8 ws5">O <span class="blank _14"> </span>que <span class="blank _c"> </span>é <span class="blank _c"> </span>pressão <span class="blank _14"> </span>transpulmonar?<span class="ff4"> <span class="blank _14"> </span>Diferença </span></div><div class="t m0 x7 h6 y19c ff4 fs2 fc1 sc0 ls8 ws5">entre <span class="blank _18"> </span>a <span class="blank"> </span>pr<span class="blank _3"></span>essão <span class="blank _d"> </span>intra-alveolar <span class="blank _d"> </span>(Pia) <span class="blank _18"> </span>e <span class="blank"> </span>a <span class="blank _d"> </span>pressão </div><div class="t m0 x7 h6 y19d ff4 fs2 fc1 sc0 ls8 ws5">intra-pleur<span class="blank _3"></span>al (P<span class="blank _3"></span>ip).<span class="blank _0"></span> </div></div><div class="c x2c y19e w12 hb"><div class="t m0 x2c hd y92 ff3 fs3 fc1 sc0 ls8 ws5">V<span class="blank _0"></span>entilação pulmonar total </div><div class="t m0 x3b hd y93 ff3 fs3 fc1 sc0 ls8">(volume-minuto)</div></div><div class="c x3c y19e w12 hb"><div class="t m0 x6 hd y94 ff3 fs3 fc1 sc0 ls8 ws5">VPT<span class="blank _3"></span> = FR x Vt</div></div><div class="c x2c y19f w12 h24"><div class="t m0 x1a hd y167 ff3 fs3 fc1 sc0 ls8 ws5">V<span class="blank _0"></span>entilação alveolar</div></div><div class="c x3c y19f w12 h24"><div class="t m0 xd hd y167 ff3 fs3 fc1 sc0 ls8 ws5">V<span class="blank _3"></span>A = FR x (Vt - EMA)</div></div><div class="c x8 y3d w4 h7"><div class="t m0 x5 h8 y3e ff1 fs3 fc1 sc0 ls8 ws5">MEDICINA NO<span class="blank _3"></span>VE DE JULHO </div><div class="t m0 x3 h8 y3f ff1 fs3 fc1 sc0 ls8 ws5">JÉSSICA<span class="blank _3"></span> SANT<span class="blank _0"></span>ANA SIL<span class="blank _0"></span>VA</div></div><div class="c x2b y1a0 w14 h25"><div class="t m0 x3d h26 y1a1 ff7 fs7 fc1 sc0 ls8 ws1d">REVISÃO</div></div></div><div class="pi" data-data="{"ctm":[1.000000,0.000000,0.000000,1.000000,0.000000,0.000000]}"></div></div> <div id="pf9" class="pf w0 h0" data-page-no="9"><div class="pc pc9 w0 h0"><img fetchpriority="low" loading="lazy" class="bi x0 y0 w1 h1" alt="" src="https://files.passeidireto.com/454d9fbe-9752-4ceb-ba77-0ef313f690c0/bg9.png"><div class="c x1 y1 w2 h2"><div class="t m0 x2 h3 y2 ff1 fs0 fc0 sc0 ls8 ws0">@JESSICALECRIM</div></div><div class="c x3 y3 w15 ha"><div class="t m0 x5 h6 y66 ff7 fs2 fc1 sc0 ls8 ws1e">A)<span class="blank"> </span><span class="ff1 ws5">Ptp <span class="blank _f"> </span>nos <span class="blank _16"> </span>momentos <span class="blank _f"> </span>1 <span class="blank _16"> </span>e <span class="blank _f"> </span>2.<span class="ff4"> <span class="blank _16"> </span>Ptp <span class="blank _f"> </span>= <span class="blank _f"> </span>Pia <span class="blank _f"> </span>- <span class="blank _f"> </span>Pip <span class="blank _f"> </span><span class="ff5 ws4">\u2192</span> </span></span></div><div class="t m0 x33 h6 y1a2 ff4 fs2 fc1 sc0 ls8 ws5">Ptp = (-5) -0 <span class="ff5 ws4">\u2192</span> Ptp = 5 (Momento 1). Ptp = P<span class="blank _0"></span>ia </div><div class="t m0 x33 h6 y1a3 ff4 fs2 fc1 sc0 ls8 ws5">- P<span class="blank _3"></span>ip <span class="ff5 ws4">\u2192</span> Ptp = (-7) - 0 <span class="ff5 ws4">\u2192</span> Ptp = 7 (Momento 2).<span class="ff1"> </span></div><div class="t m0 x5 h6 y1a4 ff7 fs2 fc1 sc0 ls8 ws1f">B)<span class="blank"> </span><span class="ff1 ls6b ws5">Em<span class="blank _7"></span> <span class="blank"> </span>qual<span class="blank _8"></span> <span class="blank"> </span>momento<span class="blank _7"></span> <span class="blank"> </span>ocorre<span class="blank _7"></span> <span class="blank"> </span>maior<span class="blank _8"></span> <span class="blank _7"></span></span></div><div class="t m0 x33 h6 y1a5 ff1 fs2 fc1 sc0 ls8 ws5">enchimento <span class="blank _5"> </span>alveolar?<span class="ff4"> <span class="blank _14"> </span>No <span class="blank _14"> </span>momento <span class="blank _5"> </span>2, <span class="blank _5"> </span>já </span></div><div class="t m0 x33 h6 y1a6 ff4 fs2 fc1 sc0 ls8 ws5">que <span class="blank _13"> </span>para <span class="blank _13"> </span>o <span class="blank _13"> </span>enchimento <span class="blank _a"> </span>alveolar <span class="blank _13"> </span>ocorrer<span class="blank _4"></span>, <span class="blank _13"> </span>a </div><div class="t m0 x33 h6 y1a7 ff4 fs2 fc1 sc0 ls8 ws5">pressão <span class="blank _b"> </span>intra-alveolar <span class="blank _5"> </span>tem <span class="blank _5"> </span>que <span class="blank _5"> </span>ser <span class="blank _5"> </span>a <span class="blank _14"> </span>mais </div><div class="t m0 x33 h6 y1a8 ff4 fs2 fc1 sc0 ls8 ws5">negativa possível.<span class="ff1"> </span></div><div class="t m0 x5 h6 y1a9 ff7 fs2 fc1 sc0 ls8 ws20">C)<span class="blank"> </span><span class="ff1 ws5">Como <span class="blank _f"> </span>podemos <span class="blank _16"> </span>correlacionar <span class="blank _f"> </span>a <span class="blank _16"> </span>Ptp <span class="blank _16"> </span>com <span class="blank _16"> </span>a </span></div><div class="t m0 x33 h6 y1aa ff1 fs2 fc1 sc0 ls8 ws2">ventilação?<span class="ff4 ws5"> <span class="blank _5"> </span>Quanto <span class="blank _b"> </span>maior <span class="blank _5"> </span>a <span class="blank _5"> </span>Ptp,<span class="blank _0"></span> <span class="blank _b"> </span>maior <span class="blank _5"> </span>o </span></div><div class="t m0 x33 h6 y1ab ff4 fs2 fc1 sc0 ls8 ws5">volume dos alvéolos pulmonares.<span class="blank _0"></span> </div><div class="t m0 x5 h6 y1ac ff1 fs2 fc1 sc0 ls8 ws2">EXPERIMENT<span class="blank _0"></span>O)<span class="ff4 ws5"> </span></div><div class="t m0 x5 h6 y1ad ff5 fs2 fc1 sc0 ls8 ws4">\u2192<span class="ff4 ws5"> <span class="blank _f"> </span>A <span class="blank _16"> </span>bexiga <span class="blank _16"> </span>é <span class="blank _9"> </span>mais <span class="blank _16"> </span>difícil <span class="blank _16"> </span>de <span class="blank _16"> </span>encher <span class="blank _9"> </span>e <span class="blank _16"> </span>mais <span class="blank _16"> </span>fácil </span></div><div class="t m0 x5 h6 y1ae ff4 fs2 fc1 sc0 ls8 ws5">de esvaziar<span class="blank _0"></span>.<span class="blank _3"></span> </div><div class="t m0 x5 h6 y1af ff5 fs2 fc1 sc0 ls8 ws4">\u2192<span class="ff4 ws5"> <span class="blank _15"> </span>O <span class="blank _17"> </span>saco <span class="blank _15"> </span>é <span class="blank _17"> </span>mais <span class="blank _15"> </span>fácil <span class="blank _17"> </span>de <span class="blank _17"> </span>encher <span class="blank _15"> </span>e <span class="blank _17"> </span>mais <span class="blank _15"> </span>difícil <span class="blank _17"> </span>de </span></div><div class="t m0 x5 h6 y1b0 ff4 fs2 fc1 sc0 ls8 ws5">esvaziar<span class="blank _0"></span>.<span class="blank _3"></span> </div><div class="t m0 x5 h6 y1b1 ff1 fs2 fc1 sc0 ls6c ws5">Observe<span class="blank _0"></span> <span class="blank _11"> </span>a<span class="blank _0"></span> <span class="blank _11"> </span>\ufb01gura<span class="blank _0"></span> <span class="blank _11"> </span>(ane<span class="blank _3"></span>xa)<span class="blank _0"></span> <span class="blank _11"> </span>e<span class="blank _0"></span> <span class="blank _11"> </span>relacione<span class="blank _0"></span> <span class="blank _11"> </span>a<span class="blank _0"></span> <span class="blank _0"></span></div><div class="t m0 x5 h6 y1b2 ff1 fs2 fc1 sc0 ls8 ws5">complacência <span class="blank _9"> </span>pulmonar <span class="blank _9"> </span>com <span class="blank _6"> </span>a <span class="blank _9"> </span>curva <span class="blank _9"> </span>pressão </div><div class="t m0 x5 h6 y1b3 ff1 fs2 fc1 sc0 ls8 ws5">volume.<span class="blank _0"></span> </div><div class="t m0 x5 h6 y1b4 ff4 fs2 fc1 sc0 ls8 ws5">Durante <span class="blank _5"> </span>a <span class="blank _14"> </span>inspiração <span class="blank _5"> </span>o <span class="blank _14"> </span>volume <span class="blank _5"> </span>aumenta <span class="blank _14"> </span>e <span class="blank _14"> </span>a </div><div class="t m0 x5 h6 y1b5 ff4 fs2 fc1 sc0 ls8 ws5">pressão <span class="blank _b"> </span>diminui,<span class="blank _0"></span> <span class="blank _5"> </span>dessa <span class="blank _5"> </span>forma <span class="blank _b"> </span>a <span class="blank _5"> </span>complacência </div><div class="t m0 x5 h6 y1b6 ff4 fs2 fc1 sc0 ls6d ws5">também<span class="blank _1"></span> <span class="blank _2"> </span>estará<span class="blank _1"></span> <span class="blank _2"> </span>sendo<span class="blank _4"></span> <span class="blank _2"> </span>aumentada<span class="blank _1"></span> <span class="blank _2"> </span>para<span class="blank _1"></span> <span class="blank _4"></span></div><div class="t m0 x5 h6 y1b7 ff4 fs2 fc1 sc0 ls8 ws5">acomodar <span class="blank _a"> </span>o <span class="blank _a"> </span>ar<span class="blank _0"></span>.<span class="blank _0"></span> <span class="blank _a"> </span>T<span class="blank _1"></span>ambém <span class="blank _a"> </span>durante <span class="blank _a"> </span>a <span class="blank _a"> </span>expiração<span class="blank _0"></span>, </div><div class="t m0 x5 h6 y1b8 ff4 fs2 fc1 sc0 ls8 ws5">quando <span class="blank _16"> </span>a <span class="blank _16"> </span>pressão <span class="blank _f"> </span>aumenta <span class="blank _16"> </span>e <span class="blank _9"> </span>o <span class="blank _f"> </span>volume <span class="blank _16"> </span>diminui, </div><div class="t m0 x5 h6 y1b9 ff4 fs2 fc1 sc0 ls8 ws5">a <span class="blank"> </span>complacência <span class="blank"> </span>estará <span class="blank"> </span>diminuída <span class="blank"> </span>com <span class="blank"> </span>a <span class="blank _13"> </span>maior </div><div class="t m0 x5 h6 y1ba ff4 fs2 fc1 sc0 ls8 ws5">atuação da elastância.<span class="blank _0"></span> </div><div class="t m0 x7 h6 y1bb ff5 fs2 fc1 sc0 ls8 ws4">\u2192<span class="ff4 ws5"> A<span class="blank _0"></span> complacência está aumentada <span class="blank _15"> </span>e a elastância </span></div><div class="t m0 x7 h6 y1bc ff4 fs2 fc1 sc0 ls6e ws5">diminuída.<span class="blank _0"></span> <span class="blank _10"> </span>São <span class="blank _11"> </span>fator<span class="blank _0"></span>es <span class="blank _10"> </span>sempr<span class="blank _0"></span>e <span class="blank _10"> </span>inversamente </div><div class="t m0 x7 h6 y1bd ff4 fs2 fc1 sc0 ls8 ws5">propor<span class="blank _0"></span>cionais. </div><div class="t m0 x7 h6 y1be ff1 fs2 fc1 sc0 ls8 ws5">Sobre <span class="blank _16"> </span>a <span class="blank _16"> </span>complacência <span class="blank _9"> </span>do <span class="blank _16"> </span>pulmão <span class="blank _16"> </span>na <span class="blank _9"> </span>imagem </div><div class="t m0 x7 h6 y1bf ff1 fs2 fc1 sc0 ls8 ws2">acima:<span class="ff4 ws5"> <span class="blank _15"> </span>A <span class="blank _15"> </span>complacência <span class="blank _15"> </span>é <span class="blank _17"> </span>a <span class="blank _17"> </span>força <span class="blank _15"> </span>que <span class="blank _15"> </span>se <span class="blank _17"> </span>faz <span class="blank _17"> </span>para </span></div><div class="t m0 x7 h6 y1c0 ff4 fs2 fc1 sc0 ls8 ws5">acomodar <span class="blank _11"> </span>um <span class="blank _11"> </span>dado <span class="blank _11"> </span>volume <span class="blank _2"> </span>de <span class="blank _11"> </span>ar<span class="blank _0"></span>. <span class="blank _2"> </span>A <span class="blank _2"> </span>baixa </div><div class="t m0 x7 h6 y1c1 ff4 fs2 fc1 sc0 ls6f ws5">complacência<span class="blank _1"></span> <span class="blank _2"> </span>o<span class="blank _4"></span> <span class="blank _2"> </span>ar<span class="blank _1"></span> <span class="blank _2"> </span>não<span class="blank _4"></span> <span class="blank _2"> </span>entra<span class="blank _1"></span> <span class="blank _2"> </span>e<span class="blank _1"></span> <span class="blank _2"> </span>a<span class="blank _4"></span> <span class="blank _2"> </span>alta<span class="blank _1"></span> <span class="blank _4"></span></div><div class="t m0 x7 h6 y1c2 ff4 fs2 fc1 sc0 ls42 ws5">complacência <span class="blank _11"> </span>acaba <span class="blank _11"> </span>não <span class="blank _11"> </span>tendo<span class="blank _3"></span> <span class="blank _11"> </span>elasticidade </div><div class="t m0 x7 h6 y1c3 ff4 fs2 fc1 sc0 ls8 ws5">adequada,<span class="blank _0"></span> pois são inversamente proporcionais.<span class="blank _0"></span> </div><div class="t m0 x7 h6 y1c4 ff1 fs2 fc1 sc0 ls8 ws5">O <span class="blank _11"> </span>que <span class="blank _11"> </span>acontece <span class="blank _11"> </span>com <span class="blank _11"> </span>a <span class="blank _11"> </span>complacência <span class="blank _11"> </span>nas </div><div class="t m0 x7 h6 y1c5 ff1 fs2 fc1 sc0 ls8 ws5">situações <span class="blank _6"> </span>abaixo? <span class="blank _6"> </span><span class="ff3">En\ufb01sema <span class="blank _6"> </span>pulmonar:<span class="ff4"> <span class="blank _18"> </span>doença </span></span></div><div class="t m0 x7 h6 y1c6 ff4 fs2 fc1 sc0 ls70 ws5">obstrutiva<span class="blank _0"></span> <span class="blank _2"> </span>pulmonar<span class="blank _0"></span> <span class="blank _11"> </span>crônica,<span class="blank _1"></span> <span class="blank _11"> </span>o<span class="blank _0"></span> <span class="blank _11"> </span>idoso<span class="blank _4"></span> <span class="blank _11"> </span>vai<span class="blank _0"></span> <span class="blank _0"></span></div><div class="t m0 x7 h6 y1c7 ff4 fs2 fc1 sc0 ls8 ws5">perdendo <span class="blank _d"> </span>as <span class="blank"> </span>\ufb01bras <span class="blank _d"> </span>elásticas <span class="blank"> </span>dos <span class="blank"> </span>pulmões; <span class="blank _d"> </span>por </div><div class="t m0 x7 h6 y1c8 ff4 fs2 fc1 sc0 ls8 ws5">isso <span class="blank _9"> </span>perde <span class="blank _9"> </span>a <span class="blank _9"> </span>elastância <span class="blank _9"> </span>e <span class="blank _9"> </span>como <span class="blank _9"> </span>consequência <span class="blank _9"> </span>a </div><div class="t m0 x7 h6 y1c9 ff4 fs2 fc1 sc0 ls8 ws5">complacência pulmonar é alta.<span class="blank _0"></span> </div><div class="t m0 x7 h6 y1ca ff3 fs2 fc1 sc0 ls71 ws5">Alvéolos <span class="blank _11"> </span>colapsados:<span class="ff4"> <span class="blank _10"> </span>alta <span class="blank _11"> </span>elastância <span class="blank _11"> </span>e <span class="blank _11"> </span>baixa </span></div><div class="t m0 x7 h6 y1cb ff4 fs2 fc1 sc0 ls8 ws5">complacência.<span class="blank _0"></span> </div></div><div class="c x8 y3d w4 h7"><div class="t m0 x5 h8 y3e ff1 fs3 fc1 sc0 ls8 ws5">MEDICINA NO<span class="blank _3"></span>VE DE JULHO </div><div class="t m0 x3 h8 y3f ff1 fs3 fc1 sc0 ls8 ws5">JÉSSICA<span class="blank _3"></span> SANT<span class="blank _0"></span>ANA SIL<span class="blank _0"></span>VA</div></div></div><div class="pi" data-data="{"ctm":[1.000000,0.000000,0.000000,1.000000,0.000000,0.000000]}"></div></div> <div id="pfa" class="pf w0 h0" data-page-no="a"><div class="pc pca w0 h0"><img fetchpriority="low" loading="lazy" class="bi x0 y0 w1 h1" alt="" src="https://files.passeidireto.com/454d9fbe-9752-4ceb-ba77-0ef313f690c0/bga.png"><div class="c x1 y1 w2 h2"><div class="t m0 x2 h3 y2 ff1 fs0 fc0 sc0 ls8 ws0">@JESSICALECRIM</div></div><div class="c x3 y3 w16 h11"><div class="t m0 x5 h6 y74 ff3 fs2 fc1 sc0 ls8 ws5">Derrame <span class="blank _2"> </span>pleur<span class="blank _3"></span>al:<span class="ff4"> <span class="blank _2"> </span>líquido <span class="blank _2"> </span>entre <span class="blank _c"> </span>as <span class="blank _2"> </span>pleuras,<span class="blank _3"></span> <span class="blank _2"> </span>é </span></div><div class="t m0 x5 h6 y75 ff4 fs2 fc1 sc0 ls8 ws5">preciso fazer <span class="blank _15"> </span>mais <span class="blank _15"> </span>esfor<span class="blank _0"></span>ço <span class="blank _15"> </span>para <span class="blank _15"> </span>expandir<span class="blank _4"></span>. Quanto </div><div class="t m0 x5 h6 ya0 ff4 fs2 fc1 sc0 ls8 ws5">menor <span class="blank _6"> </span>o <span class="blank _6"> </span>diâmetr<span class="blank _3"></span>o <span class="blank _6"> </span>do <span class="blank _9"> </span>alvéolo <span class="blank _6"> </span>mais <span class="blank _6"> </span>ele <span class="blank _6"> </span>tende <span class="blank _6"> </span>a </div><div class="t m0 x5 h6 y76 ff4 fs2 fc1 sc0 ls8 ws5">colapsar<span class="blank _0"></span>,<span class="blank _3"></span> logo tem menor complacência.<span class="blank _0"></span> </div><div class="t m0 x5 h6 y1cc ff1 fs2 fc1 sc0 ls8 ws2">EXPERIMENT<span class="blank _0"></span>O)<span class="ff4 ws5"> </span></div><div class="t m0 x5 h6 y1cd ff5 fs2 fc1 sc0 ls8 ws4">\u2192<span class="ff4 ws5"> <span class="blank _6"> </span>A <span class="blank _18"> </span>pressão <span class="blank _18"> </span>super\ufb01cial <span class="blank _d"> </span>é <span class="blank _18"> </span>uma <span class="blank"> </span>for<span class="blank _0"></span>ça <span class="blank"> </span>feita <span class="blank _6"> </span>pela </span></div><div class="t m0 x5 h6 y1ce ff4 fs2 fc1 sc0 ls8 ws5">aderência <span class="blank _a"> </span>das <span class="blank _a"> </span>moléculas <span class="blank _b"> </span>de <span class="blank _b"> </span>água <span class="blank _a"> </span>que <span class="blank _b"> </span>leva <span class="blank _b"> </span>a </div><div class="t m0 x5 h6 y1cf ff4 fs2 fc1 sc0 ls8 ws5">colapsar<span class="blank _0"></span>.<span class="blank _3"></span> <span class="blank _d"> </span>No <span class="blank"> </span>e<span class="blank _3"></span>xperimento <span class="blank"> </span>a <span class="blank _18"> </span>pressão <span class="blank _d"> </span>super\ufb01cial </div><div class="t m0 x5 h6 y1d0 ff4 fs2 fc1 sc0 ls8 ws5">impede que o <span class="blank _15"> </span>glit<span class="blank _3"></span>ter desça.<span class="blank _3"></span> Os alvéolos <span class="blank _15"> </span>têm uma </div><div class="t m0 x5 h6 y1d1 ff4 fs2 fc1 sc0 ls8 ws5">\ufb01na camada de água que leva a colapsar<span class="blank _0"></span>.<span class="blank _3"></span> </div><div class="t m0 x5 h6 y1d2 ff4 fs2 fc1 sc0 ls8 ws5">O<span class="blank _15"> </span>b<span class="blank _15"> </span>s<span class="blank _17"> </span>e<span class="blank _15"> </span>r<span class="blank _15"> </span>v<span class="blank _15"> </span>e <span class="blank _10"> </span>a <span class="blank _10"> </span>\ufb01<span class="blank _17"> </span>g<span class="blank _15"> </span>u<span class="blank _15"> </span>r<span class="blank _15"> </span>a <span class="blank _10"> </span>a<span class="blank _15"> </span>n<span class="blank _17"> </span>e<span class="blank _15"> </span>x<span class="blank _15"> </span>a<span class="blank _15"> </span>. <span class="blank _11"> </span>T<span class="blank _0"></span>r<span class="blank _15"> </span>a<span class="blank _15"> </span>t<span class="blank _15"> </span>a<span class="blank _15"> </span>-<span class="blank _15"> </span>s<span class="blank _17"> </span>e <span class="blank _10"> </span>d<span class="blank _15"> </span>e <span class="blank _10"> </span>u<span class="blank _15"> </span>m<span class="blank _15"> </span>a </div><div class="t m0 x5 h6 y1d3 ff4 fs2 fc1 sc0 ls8 ws5">fotomicrogr<span class="blank _0"></span>a\ufb01a alveolar<span class="blank _3"></span>.<span class="blank _0"></span> Responda: </div><div class="t m0 x7 h6 y1d4 ff1 fs2 fc1 sc0 ls72 ws5">Como<span class="blank _3"></span> <span class="blank _11"> </span>é <span class="blank _11"> </span>nomeada <span class="blank _11"> </span>a<span class="blank _3"></span> <span class="blank _11"> </span>célula <span class="blank _11"> </span>destacada <span class="blank _11"> </span>na <span class="blank _3"></span></div><div class="t m0 x7 h6 y1d5 ff1 fs2 fc1 sc0 ls8 ws5">imagem 1?<span class="ff4"> P<span class="blank _0"></span>neumócito 1 (pavimentoso) </span></div><div class="t m0 x7 h6 y1d6 ff1 fs2 fc1 sc0 ls72 ws5">Como<span class="blank _3"></span> <span class="blank _11"> </span>é <span class="blank _11"> </span>nomeada <span class="blank _11"> </span>a<span class="blank _3"></span> <span class="blank _11"> </span>célula <span class="blank _11"> </span>destacada <span class="blank _11"> </span>na <span class="blank _3"></span></div><div class="t m0 x7 h6 y1d7 ff1 fs2 fc1 sc0 ls8 ws5">imagem 2? Qual é <span class="blank _15"> </span>a sua função?<span class="ff4"> P<span class="blank _0"></span>neumócito 2, </span></div><div class="t m0 x7 h6 y1d8 ff4 fs2 fc1 sc0 ls8 ws5">produção de líquido surfactante.<span class="blank _0"></span> </div><div class="t m0 x7 h6 y1d9 ff1 fs2 fc1 sc0 ls8 ws5">O <span class="blank _f"> </span>que <span class="blank _16"> </span>é <span class="blank _f"> </span>tensão <span class="blank _16"> </span>super\ufb01cial? <span class="blank _f"> </span>O <span class="blank _f"> </span>que <span class="blank _16"> </span>a <span class="blank _f"> </span>secreção </div><div class="t m0 x7 h6 y1da ff1 fs2 fc1 sc0 ls8 ws5">da <span class="blank _6"> </span>célula <span class="blank _18"> </span>destacada <span class="blank _6"> </span>na <span class="blank _18"> </span>imagem <span class="blank _18"> </span>2 <span class="blank _6"> </span>faz <span class="blank _18"> </span>com <span class="blank _6"> </span>a </div><div class="t m0 x7 h6 y1db ff1 fs2 fc1 sc0 ls8 ws5">tensão <span class="blank _6"> </span>super\ufb01cial? <span class="blank _6"> </span><span class="ff4">A <span class="blank _6"> </span>tensão <span class="blank _6"> </span>super\ufb01cial <span class="blank _6"> </span>é <span class="blank _6"> </span>uma </span></div><div class="t m0 x7 h6 y1dc ff4 fs2 fc1 sc0 ls8 ws5">força <span class="blank _15"> </span>de <span class="blank _f"> </span>atração <span class="blank _17"> </span>entre <span class="blank _17"> </span>as <span class="blank _f"> </span>moléculas <span class="blank _17"> </span>de <span class="blank _f"> </span>água <span class="blank _f"> </span>e <span class="blank _f"> </span>o </div><div class="t m0 x7 h6 y1dd ff4 fs2 fc1 sc0 ls8 ws5">problema <span class="blank _16"> </span>dessa <span class="blank _9"> </span>tensão <span class="blank _16"> </span>nos <span class="blank _9"> </span>alvéolos <span class="blank _9"> </span>é <span class="blank _16"> </span>que <span class="blank _9"> </span>leva </div><div class="t m0 x7 h6 y1de ff4 fs2 fc1 sc0 ls8 ws5">ao <span class="blank _a"> </span>colapso,<span class="blank _0"></span> <span class="blank _a"> </span>atua <span class="blank _a"> </span>fazendo <span class="blank _a"> </span>com <span class="blank _a"> </span>que <span class="blank _a"> </span>a <span class="blank _a"> </span>camada </div><div class="t m0 x7 h6 y1df ff4 fs2 fc1 sc0 ls8 ws5">super\ufb01cial <span class="blank _9"> </span>de <span class="blank _9"> </span>um <span class="blank _9"> </span>líquido <span class="blank _9"> </span>venha <span class="blank _9"> </span>a <span class="blank _9"> </span>se <span class="blank _9"> </span>comportar </div><div class="t m0 x7 h6 y1e0 ff4 fs2 fc1 sc0 ls73 ws5">como<span class="blank _0"></span> <span class="blank _11"> </span>uma<span class="blank _0"></span> <span class="blank _2"> </span>membrana<span class="blank _0"></span> <span class="blank _11"> </span>elástica.<span class="blank _4"></span> <span class="blank _11"> </span>O<span class="blank _0"></span> <span class="blank _2"> </span>líquido<span class="blank _0"></span> <span class="blank _0"></span></div><div class="t m0 x7 h6 y1e1 ff4 fs2 fc1 sc0 ls8 ws5">surfactante atua diminuindo a tensão super\ufb01cial.<span class="blank _0"></span> </div><div class="t m0 x7 h6 y1e2 ff1 fs2 fc1 sc0 ls74 ws5">Qual<span class="blank _3"></span> <span class="blank _11"> </span>a<span class="blank _3"></span> <span class="blank _11"> </span>complicação <span class="blank _2"> </span>respira<span class="blank _3"></span>tória<span class="blank _3"></span> <span class="blank _11"> </span>que <span class="blank _2"> </span>um <span class="blank _0"></span></div><div class="t m0 x7 h6 y1e3 ff1 fs2 fc1 sc0 ls75 ws5">recém<span class="blank _3"></span> <span class="blank _11"> </span>nascido <span class="blank _11"> </span>prematur<span class="blank _0"></span>o <span class="blank _11"> </span>extr<span class="blank _3"></span>emo <span class="blank _11"> </span>de <span class="blank _11"> </span>24 </div><div class="t m0 x7 h6 y1e4 ff1 fs2 fc1 sc0 ls76 ws5">semanas,<span class="blank _0"></span> <span class="blank _11"> </span>pode<span class="blank _0"></span> <span class="blank _11"> </span>desenvolver?<span class="blank _3"></span> <span class="blank _11"> </span>Explique<span class="blank _0"></span> <span class="blank _11"> </span>o <span class="blank _0"></span></div><div class="t m0 x7 h6 y1e5 ff1 fs2 fc1 sc0 ls8 ws5">porquê.<span class="blank _0"></span> <span class="blank _13"> </span><span class="ff4">Síndrome <span class="blank _13"> </span>da <span class="blank _a"> </span>angústia <span class="blank _13"> </span>respira<span class="blank _0"></span>tória <span class="blank _a"> </span>do </span></div><div class="t m0 x7 h6 y1e6 ff4 fs2 fc1 sc0 ls8 ws5">recém nascido.<span class="blank _0"></span> Nessa <span class="blank _15"> </span>síndr<span class="blank _3"></span>ome o <span class="blank _15"> </span>pr<span class="blank _0"></span>ematuro não </div><div class="t m0 x7 h6 y1e7 ff4 fs2 fc1 sc0 ls8 ws5">tem <span class="blank _9"> </span>pneumócito <span class="blank _9"> </span>do <span class="blank _9"> </span>tipo <span class="blank _16"> </span>II <span class="blank _9"> </span>funcionais, <span class="blank _16"> </span>assim <span class="blank _9"> </span>ele </div><div class="t m0 x7 h6 y1e8 ff4 fs2 fc1 sc0 ls77 ws5">não <span class="blank _11"> </span>têm <span class="blank _10"> </span>líquido <span class="blank _11"> </span>surfactante <span class="blank _11"> </span>o <span class="blank _10"> </span>que <span class="blank _11"> </span>leva <span class="blank _11"> </span>ao </div><div class="t m0 x7 h6 y1e9 ff4 fs2 fc1 sc0 ls8 ws5">colapso <span class="blank _c"> </span>dos <span class="blank _c"> </span>pulmões, <span class="blank _14"> </span>e <span class="blank _c"> </span>precisa <span class="blank _14"> </span>expandir <span class="blank _c"> </span>os </div><div class="t m0 x7 h6 y1ea ff4 fs2 fc1 sc0 ls78 ws5">pulmões<span class="blank _3"></span> <span class="blank _11"> </span>de<span class="blank _3"></span> <span class="blank _11"> </span>forma <span class="blank _2"> </span>mecânica <span class="blank _11"> </span>e<span class="blank _3"></span> <span class="blank _11"> </span>do<span class="blank _3"></span> <span class="blank _11"> </span>líquido<span class="blank _3"></span> <span class="blank _3"></span></div><div class="t m0 x7 h6 y1eb ff4 fs2 fc1 sc0 ls8 ws5">surfactante de forma exógena.<span class="blank _0"></span> </div><div class="t m0 x7 h6 y1ec ff1 fs2 fc1 sc0 ls8 ws5">Explique <span class="blank _b"> </span>a <span class="blank _b"> </span>relação <span class="blank _a"> </span>da <span class="blank _b"> </span>complacência <span class="blank _5"> </span>com <span class="blank _a"> </span>a </div><div class="t m0 x7 h6 y1ed ff1 fs2 fc1 sc0 ls8 ws5">tensão <span class="blank _2"> </span>super\ufb01cial.<span class="ff4"> <span class="blank _2"> </span>P<span class="blank _0"></span>ulmão <span class="blank _2"> </span>com <span class="blank _c"> </span>ar <span class="blank _2"> </span>faz <span class="blank _2"> </span>mais </span></div><div class="t m0 x7 h6 y1ee ff4 fs2 fc1 sc0 ls8 ws5">força.<span class="blank _0"></span> <span class="blank _2"> </span>salina <span class="blank _2"> </span>tira <span class="blank _2"> </span>a <span class="blank _2"> </span>tensão <span class="blank _11"> </span>super\ufb01cial <span class="blank _2"> </span>e <span class="blank _2"> </span>aí <span class="blank _2"> </span>o </div><div class="t m0 x7 h6 y1ef ff4 fs2 fc1 sc0 ls8 ws5">pulmão <span class="blank _a"> </span>expande <span class="blank _a"> </span>com <span class="blank _b"> </span>mais <span class="blank _a"> </span>facilidade. <span class="blank _13"> </span>Aquele </div><div class="t m0 x7 h6 y1f0 ff4 fs2 fc1 sc0 ls8 ws5">que <span class="blank _15"> </span>não <span class="blank _15"> </span>tem <span class="blank _15"> </span>tensão super\ufb01cial <span class="blank _15"> </span>a <span class="blank _15"> </span>complacência <span class="blank _15"> </span>é </div><div class="t m0 x7 h6 y1f1 ff4 fs2 fc1 sc0 ls79 ws5">maior;<span class="blank _3"></span> <span class="blank _11"> </span>àquele <span class="blank _11"> </span>que<span class="blank _0"></span> <span class="blank _10"> </span>tem<span class="blank _0"></span> <span class="blank _11"> </span>uma <span class="blank _11"> </span>maior<span class="blank _3"></span> <span class="blank _11"> </span>tensão <span class="blank _0"></span></div><div class="t m0 x7 h6 y1f2 ff4 fs2 fc1 sc0 ls8 ws5">super\ufb01cial <span class="blank _11"> </span>leva <span class="blank _10"> </span>a <span class="blank _11"> </span>um <span class="blank _10"> </span>maior <span class="blank _11"> </span>esforço <span class="blank _11"> </span>para <span class="blank _11"> </span>o </div><div class="t m0 x7 h6 y1f3 ff4 fs2 fc1 sc0 ls8 ws5">pulmão expandir<span class="blank _0"></span>.<span class="blank _0"></span> A complacência é determinada </div><div class="t m0 x7 h6 y1f4 ff4 fs2 fc1 sc0 ls8 ws5">por <span class="blank _14"> </span>2 <span class="blank _14"> </span>fator<span class="blank _0"></span>es: <span class="blank _14"> </span>retração <span class="blank _5"> </span>elástica <span class="blank _14"> </span>(<span class="ff5 ws4">\u2153</span>) <span class="blank _14"> </span>e <span class="blank _14"> </span>tensão </div><div class="t m0 x7 h6 y1f5 ff4 fs2 fc1 sc0 ls8 ws5">super\ufb01cial (<span class="ff5 ws4">\u2154</span>).<span class="blank _0"></span> </div></div><div class="c x8 y3d w4 h7"><div class="t m0 x5 h8 y3e ff1 fs3 fc1 sc0 ls8 ws5">MEDICINA NO<span class="blank _3"></span>VE DE JULHO </div><div class="t m0 x3 h8 y3f ff1 fs3 fc1 sc0 ls8 ws5">JÉSSICA<span class="blank _3"></span> SANT<span class="blank _0"></span>ANA SIL<span class="blank _0"></span>VA</div></div></div><div class="pi" data-data="{"ctm":[1.000000,0.000000,0.000000,1.000000,0.000000,0.000000]}"></div></div>
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