<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/5ae4c556-fce5-4557-8bc0-866870c0e560/bg1.png"><div class="c x1 y1 w2 h0"><div class="t m0 x0 h2 y2 ff1 fs0 fc0 sc0 ls3 ws4">Si<span class="blank _0"></span>stema endó\ue780ino <span class="ff2"> </span></div><div class="t m0 x2 h3 y3 ff3 fs0 fc0 sc0 ls0">\u27a2<span class="ff4 ls1 ws4"> </span><span class="ff5 ls3 ws0">Hormônio<span class="blank _0"></span>s<span class="ff6 ws4"> </span></span></div><div class="t m0 x0 h4 y4 ff5 fs0 fc0 sc0 ls3 ws4">São mensage<span class="blank _1"> </span>iros <span class="blank _1"> </span>químicos <span class="blank _1"> </span>secretado<span class="blank _1"> </span>s <span class="blank _1"> </span>para o<span class="blank _1"> </span> </div><div class="t m0 x0 h4 y5 ff5 fs0 fc0 sc0 ls3 ws4">plasma<span class="blank _0"></span> <span class="blank _2"> </span>sanguíneos<span class="blank _1"> </span> <span class="blank _1"> </span>de <span class="blank _2"> </span>forma <span class="blank _3"> </span>a <span class="blank _1"> </span>quere<span class="blank _1"> </span>r <span class="blank _2"> </span>atingir </div><div class="t m0 x0 h4 y6 ff5 fs0 fc0 sc0 ls3 ws4">uma <span class="blank _4"> </span>célula-alvo <span class="blank"> </span>distante. <span class="blank"> </span>A <span class="blank"> </span>sua <span class="blank _4"> </span>função <span class="blank"> </span>se </div><div class="t m0 x0 h4 y7 ff5 fs0 fc0 sc0 ls3 ws4">resume <span class="blank _5"> </span>em <span class="blank _5"> </span>regulação <span class="blank _5"> </span>interna, <span class="blank _5"> </span>rep<span class="blank _1"> </span>rodução, </div><div class="t m0 x0 h4 y8 ff5 fs0 fc0 sc0 ls3 ws4">crescimento <span class="blank _6"> </span>e <span class="blank _6"> </span>desenvolvimento.<span class="blank _1"> </span> <span class="blank _6"> </span>A <span class="blank _6"> </span>s<span class="blank _1"> </span>ua <span class="blank _6"> </span>açao </div><div class="t m0 x0 h4 y9 ff5 fs0 fc0 sc0 ls3 ws4">na <span class="blank _7"> </span>célula-alvo <span class="blank _7"> </span>pode <span class="blank _7"> </span>ser <span class="blank _8"> </span>via <span class="blank _7"> </span>en<span class="blank _1"> </span>zimática, </div><div class="t m0 x0 h4 ya ff5 fs0 fc0 sc0 ls3 ws4">controle <span class="blank _9"></span>e <span class="blank _a"></span>transporte <span class="blank _a"></span>de <span class="blank _a"></span>ío<span class="blank _a"></span>ns<span class="blank _1"> </span> <span class="blank _a"></span>o<span class="blank _0"></span>u <span class="blank _a"></span>moléculas <span class="blank _a"></span>ou </div><div class="t m0 x0 h4 yb ff5 fs0 fc0 sc0 ls3 ws4">controle <span class="blank _b"> </span>de <span class="blank _b"> </span>ex<span class="blank _1"> </span>pressão<span class="blank _a"></span> <span class="blank _c"> </span>gênica<span class="blank _1"> </span> <span class="blank _b"> </span>sendo </div><div class="t m0 x0 h4 yc ff5 fs0 fc0 sc0 ls3 ws4">secretadas po<span class="blank _a"></span>r<span class="blank _1"> </span> células endó<span class="blank _0"></span>crinas.<span class="blank _1"> </span><span class="ff6"> </span></div><div class="t m0 x2 h3 yd ff3 fs0 fc0 sc0 ls0">\u27a2<span class="ff4 ls1 ws4"> <span class="ff5 ls3">O <span class="blank _6"> </span>seu <span class="blank _6"> </span>meca<span class="blank _a"></span>nismo <span class="blank _6"> </span>de <span class="blank _6"> </span>ação<span class="blank _0"></span> <span class="blank _6"> </span>consiste <span class="blank _d"> </span>na </span></span></div><div class="t m0 x3 h4 ye ff5 fs0 fc0 sc0 ls3 ws4">secreção <span class="blank"> </span>do <span class="blank"> </span>hormônio, <span class="blank"> </span>a <span class="blank"> </span>sua <span class="blank"> </span>v<span class="blank _1"> </span>ia<span class="blank _a"></span>g<span class="blank _1"> </span>em </div><div class="t m0 x3 h4 yf ff5 fs0 fc0 sc0 ls3 ws4">pelo <span class="blank _e"> </span>plasma <span class="blank _e"> </span>s<span class="blank _1"> </span>anguíneo <span class="blank _f"> </span>e <span class="blank _e"> </span>a<span class="blank _1"> </span> <span class="blank _e"> </span>sua <span class="blank _f"> </span>ligação </div><div class="t m0 x3 h4 y10 ff5 fs0 fc0 sc0 ls3 ws4">no <span class="blank _10"> </span>receptor <span class="blank _10"> </span>d<span class="blank _1"> </span>a <span class="blank _10"> </span>cé<span class="blank _1"> </span>lul<span class="blank _a"></span>a<span class="blank _1"> </span> <span class="blank _10"> </span>alvo. <span class="blank"> </span>Sua <span class="blank _10"> </span>ação </div><div class="t m0 x3 h4 y11 ff5 fs0 fc0 sc0 ls3 ws4">pode <span class="blank _11"> </span>ser <span class="blank _11"> </span>f<span class="blank _1"> </span>inaliza<span class="blank _0"></span>da <span class="blank _11"> </span>de<span class="blank _1"> </span> <span class="blank _11"> </span>3<span class="blank _1"> </span> <span class="blank _11"> </span>formas: </div><div class="t m0 x3 h4 y12 ff5 fs0 fc0 sc0 ls3 ws4">limi<span class="blank _0"></span>tação <span class="blank _8"> </span>da <span class="blank _8"> </span>secreção, <span class="blank _8"> </span>remoção<span class="blank _1"> </span> <span class="blank _8"> </span>ou </div><div class="t m0 x3 h4 y13 ff5 fs0 fc0 sc0 ls3 ws4">inativa<span class="blank _a"></span>ç<span class="blank _1"> </span>ão <span class="blank _12"> </span>dele <span class="blank _12"> </span>ou<span class="blank _1"> </span> <span class="blank _d"> </span>fina<span class="blank _1"> </span>li<span class="blank _0"></span>zação <span class="blank _d"> </span>d<span class="blank _1"> </span>a <span class="blank _12"> </span>ação </div><div class="t m0 x3 h4 y14 ff5 fs0 fc0 sc0 ls3 ws1">hormonal<span class="blank _a"></span>.<span class="blank"> </span><span class="ff6 ws4"> </span></div><div class="t m0 x0 h4 y15 ff5 fs0 fc0 sc1 ls3 ws4">Hormônio <span class="blank _5"> </span>peptídico<span class="sc0">: <span class="blank _5"> </span>sã<span class="blank _0"></span>o <span class="blank"> </span>os <span class="blank _5"> </span>que <span class="blank"> </span>possuem </span></div><div class="t m0 x0 h4 y16 ff5 fs0 fc0 sc0 ls3 ws4">cadeia<span class="blank _a"></span>s <span class="blank _b"> </span>grandes <span class="blank _13"> </span>de <span class="blank _14"> </span>aminoácido. <span class="blank _14"> </span>São </div><div class="t m0 x0 h4 y17 ff5 fs0 fc0 sc0 ls3 ws4">armazena<span class="blank _a"></span>do<span class="blank _1"> </span>s <span class="blank _10"> </span>em <span class="blank _15"> </span>vesículas <span class="blank _15"> </span>e <span class="blank _10"> </span>li<span class="blank _0"></span>bera<span class="blank _1"> </span>dos <span class="blank _15"> </span>por </div><div class="t m0 x0 h4 y18 ff5 fs0 fc0 sc0 ls3 ws4">exocitose. <span class="blank _16"> </span>O <span class="blank _16"> </span>ribossomo <span class="blank _16"> </span>sintetiz<span class="blank _1"> </span>a <span class="blank _16"> </span>esse </div><div class="t m0 x0 h4 y19 ff5 fs0 fc0 sc0 ls3 ws4">peptídeo <span class="blank _2"> </span>inicial <span class="blank _3"> </span>e <span class="blank _2"> </span>e<span class="blank _1"> </span>ste <span class="blank _1"> </span>possu<span class="blank _1"> </span>i <span class="blank _1"> </span>um<span class="blank _1"> </span>a <span class="blank _2"> </span>sequencia<span class="blank _1"> </span> </div><div class="t m0 x0 h4 y1a ff5 fs0 fc0 sc0 ls3 ws4">sinal<span class="blank _0"></span> <span class="blank"> </span>que <span class="blank _10"> </span>é <span class="blank"> </span>chamado <span class="blank _10"> </span>de <span class="blank"> </span>pré<span class="blank _1"> </span>-<span class="ls4 ws2">pró</span>-homônio. </div><div class="t m0 x0 h4 y1b ff5 fs0 fc0 sc0 ls3 ws4">Essa <span class="blank _17"> </span>sequencia <span class="blank _17"> </span>sinal <span class="blank _17"> </span>sa<span class="blank _1"> </span>i <span class="blank _17"> </span>e <span class="blank _17"> </span>e<span class="blank _1"> </span>le <span class="blank _17"> </span>agora <span class="blank _17"> </span>é </div><div class="t m0 x0 h4 y1c ff5 fs0 fc0 sc0 ls3 ws4">denominado <span class="blank _1"> </span>pré-h<span class="blank _1"> </span>omônio. <span class="blank _2"> </span>Ele <span class="blank _2"> </span>é<span class="blank _1"> </span> <span class="blank _2"> </span>armazenado </div><div class="t m0 x0 h4 y1d ff5 fs0 fc0 sc0 ls3 ws4">em <span class="blank _e"> </span>vesícula <span class="blank _18"> </span>juntamente <span class="blank _e"> </span>com<span class="blank _1"> </span> <span class="blank _e"> </span>um<span class="blank _1"> </span> <span class="blank _e"> </span>pr<span class="blank _1"> </span>óteolí<span class="blank _a"></span>t<span class="blank _1"> </span>ico </div><div class="t m0 x0 h4 y1e ff5 fs0 fc0 sc0 ls3 ws4">que <span class="blank _19"> </span>tem <span class="blank _19"> </span>por <span class="blank _19"> </span>função <span class="blank _19"> </span>transfo<span class="blank _1"> </span>rmá-lo <span class="blank _19"> </span>em </div><div class="t m0 x0 h4 y1f ff5 fs0 fc0 sc0 ls3 ws4">hormônio<span class="blank _a"></span> <span class="blank _10"> </span>pr<span class="blank _1"> </span>opri<span class="blank _0"></span>amente <span class="blank _15"> </span>d<span class="blank _1"> </span>ito. <span class="blank _15"> </span>Sua <span class="blank _10"> </span>função <span class="blank _15"> </span>é </div><div class="t m0 x0 h4 y20 ff5 fs0 fc0 sc0 ls3 ws4">abrir <span class="blank _2"> </span>canais <span class="blank _3"> </span>iônicos <span class="blank _3"> </span>e <span class="blank _1a"> </span>modulação <span class="blank _2"> </span>de <span class="blank _1a"> </span>enzimas </div><div class="t m0 x0 h4 y21 ff5 fs0 fc0 sc0 ls3 ws4">e <span class="blank _17"> </span>proteí<span class="blank _0"></span>nas <span class="blank _17"> </span>tr<span class="blank _1"> </span>ansportado<span class="blank _a"></span>r<span class="blank _1"> </span>as. <span class="blank _17"> </span>Sua<span class="blank _1"> </span> <span class="blank _17"> </span>ação <span class="blank _17"> </span>é </div><div class="t m0 x0 h4 y22 ff5 fs0 fc0 sc0 ls3 ws4">rápida<span class="blank _a"></span>.<span class="blank _1"> </span> <span class="blank _16"> </span>Como <span class="blank _16"> </span>eles <span class="blank _16"> </span>são <span class="blank _16"> </span>lipofóbico<span class="blank _0"></span>s <span class="blank _16"> </span><span class="ls2">e </span></div><div class="t m0 x0 h4 y23 ff5 fs0 fc0 sc0 ls3 ws4">hidrofí<span class="blank _0"></span>licos <span class="blank _1"> </span>e<span class="blank _1"> </span>les <span class="blank _2"> </span>adentram <span class="blank _1"> </span>na <span class="blank _2"> </span>cé<span class="blank _1"> </span>lula<span class="blank _a"></span> <span class="blank _3"> </span>por <span class="blank _2"> </span>meio <span class="blank _1"> </span> </div><div class="t m0 x0 h4 y24 ff5 fs0 fc0 sc0 ls4 ws4">de <span class="ls3">receptores transmembra<span class="blank _a"></span>n<span class="blank _1"> </span>ares.<span class="ff6"> </span></span></div><div class="t m0 x0 h4 y25 ff5 fs0 fc0 sc1 ls3 ws4">Hormônio <span class="blank _1b"> </span>esteroide:<span class="blank _1"> </span><span class="sc0"> <span class="blank _1b"> </span>sã<span class="blank _0"></span>o <span class="blank _1b"> </span>co<span class="blank _a"></span>mpostos <span class="blank _1b"> </span>por </span></div><div class="t m0 x0 h4 y26 ff5 fs0 fc0 sc0 ls3 ws4">colesterol <span class="blank _1a"> </span>e<span class="blank _1"> </span> <span class="blank _e"> </span>adentram <span class="blank _e"> </span>na <span class="blank _e"> </span>célu<span class="blank _1"> </span>la <span class="blank _1a"> </span>pela <span class="blank _e"> </span>difusão<span class="blank _1"> </span> </div><div class="t m0 x0 h4 y27 ff5 fs0 fc0 sc0 ls3 ws4">simples, <span class="blank _1c"> </span>e <span class="blank _1c"> </span>lá <span class="blank _1c"> </span>dentro <span class="blank _1c"> </span>são <span class="blank _1c"> </span>c<span class="blank _1"> </span>aptados <span class="blank _1c"> </span>por </div><div class="t m0 x0 h4 y28 ff5 fs0 fc0 sc0 ls3 ws4">receptores <span class="blank _19"> </span>citop<span class="blank _1"> </span>lasmá<span class="blank _a"></span>t<span class="blank _1"> </span>icos <span class="blank _1d"> </span>ou <span class="blank _1d"> </span>nucleares.<span class="blank _1"> </span> </div><div class="t m0 x0 h4 y29 ff5 fs0 fc0 sc0 ls3 ws4">Esse, <span class="blank _d"> </span>diferentemente <span class="blank _12"> </span>do <span class="blank _d"> </span>peptídico, <span class="blank _12"> </span>não <span class="blank _d"> </span>s<span class="blank _1"> </span>ão </div><div class="t m0 x0 h4 y2a ff5 fs0 fc0 sc0 ls3 ws4">armazena<span class="blank _a"></span>do<span class="blank _1"> </span>s <span class="blank"> </span>em <span class="blank _10"> </span>ves<span class="blank _1"> </span>ícula<span class="blank _0"></span>s,<span class="blank _1"> </span> <span class="blank"> </span>são <span class="blank"> </span>secretados </div><div class="t m0 x0 h4 y2b ff5 fs0 fc0 sc0 ls3 ws4">apenas <span class="blank _1c"> </span>no <span class="blank _1b"> </span>momento <span class="blank _7"> </span>que <span class="blank _1b"> </span>se <span class="blank _1b"> </span>pr<span class="blank _1"> </span>ecisa <span class="blank _1c"> </span>e<span class="blank _1"> </span> </div><div class="t m0 x0 h4 y2c ff5 fs0 fc0 sc0 ls3 ws4">necessitam <span class="blank _15"> </span><span class="ls4">de <span class="blank _10"> </span></span>proteína<span class="blank _0"></span>s <span class="blank _15"> </span>carreg<span class="blank _1"> </span>adoras <span class="blank _15"> </span>para </div><div class="t m0 x0 h4 y2d ff5 fs0 fc0 sc0 ls3 ws4">que <span class="blank _1e"> </span>se <span class="blank _1e"> </span>possa <span class="blank _1e"> </span>se<span class="blank _1"> </span> <span class="blank _1e"> </span>dissolver <span class="blank _1e"> </span>n<span class="blank _1"> </span>o <span class="blank _1e"> </span>plasma, <span class="blank _1e"> </span>que </div><div class="t m0 x0 h4 y2e ff5 fs0 fc0 sc0 ls3 ws4">impede <span class="blank _1a"> </span>a <span class="blank _1a"> </span>aç<span class="blank _1"> </span>ão <span class="blank _1a"> </span>enz<span class="blank _1"> </span>imática<span class="blank _0"></span> <span class="blank _1a"> </span>n<span class="blank _1"> </span>o <span class="blank _1a"> </span>hormô<span class="blank _1"> </span>nio. <span class="blank _1a"> </span>Sua </div><div class="t m0 x4 h4 y2f ff5 fs0 fc0 sc0 ls3 ws4">função <span class="blank _10"> </span>é<span class="blank _1"> </span> <span class="blank"> </span>ati<span class="blank _0"></span>var <span class="blank"> </span>ou <span class="blank"> </span>repri<span class="blank _1"> </span>mir <span class="blank"> </span>o <span class="blank"> </span>gene <span class="blank"> </span>e <span class="blank"> </span>até </div><div class="t m0 x4 h4 y30 ff5 fs0 fc0 sc0 ls3 ws4">mesmo estimul<span class="blank _0"></span>ar a sí<span class="ls5 ws3">nt</span>ese proteica.<span class="blank _1"> </span><span class="ff6"> </span></div><div class="t m0 x4 h4 y31 ff5 fs0 fc0 sc1 ls3 ws4">Hormônio <span class="blank _12"> </span>deriv<span class="blank _1"> </span>ado <span class="blank _d"> </span>de <span class="blank _12"> </span>um <span class="blank _1e"> </span>a<span class="blank _0"></span>minoácido: <span class="blank _1e"> </span><span class="sc0">são<span class="blank _a"></span> </span></div><div class="t m0 x4 h4 y32 ff5 fs0 fc0 sc0 ls3 ws4">armazena<span class="blank _0"></span>dos <span class="blank _1f"> </span>em <span class="blank _1f"> </span>vesícul<span class="blank _a"></span>a<span class="blank _1"> </span>s <span class="blank _1f"> </span>- <span class="blank _5"> </span>cateo<span class="blank _1"> </span>la<span class="blank _a"></span>minas,<span class="blank _1"> </span> </div><div class="t m0 x4 h4 y33 ff5 fs0 fc0 sc0 ls3 ws4">melatoni<span class="blank _0"></span>na e hormônio da tireoide.<span class="blank _1"> </span><span class="ff6"> </span></div><div class="t m0 x5 h3 y34 ff3 fs0 fc0 sc0 ls0">\u27a2<span class="ff4 ls1 ws4"> <span class="ff5 ls3">Glândul<span class="blank _0"></span>as <span class="blank _1e"> </span>endócri<span class="blank _a"></span>n<span class="blank _1"> </span>as <span class="blank _12"> </span>e <span class="blank _1e"> </span>anexas <span class="blank _12"> </span>e <span class="blank _1e"> </span>seus </span></span></div><div class="t m0 x6 h4 y35 ff5 fs0 fc0 sc0 ls3 ws4">hormônio<span class="blank _a"></span>s:<span class="blank _1"> </span> <span class="ff6"> </span></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 x7 y0 w3 h5" alt="" src="https://files.passeidireto.com/5ae4c556-fce5-4557-8bc0-866870c0e560/bg2.png"><div class="c x1 y1 w2 h0"><div class="t m0 x2 h3 y36 ff3 fs0 fc0 sc0 ls0">\u27a2<span class="ff4 ls1 ws4"> <span class="ff5 ls3">feedback, <span class="blank _17"> </span>e<span class="blank _1"> </span>ixo <span class="blank _20"> </span>hipotálamo-h<span class="blank _1"> </span>ipófi<span class="blank _0"></span>se <span class="blank _20"> </span>e<span class="blank _1"> </span> </span></span></div><div class="t m0 x3 h4 y37 ff5 fs0 fc0 sc0 ls3 ws5">homeostase:<span class="ff6 ws4"> </span></div><div class="t m0 x0 h4 y38 ff5 fs0 fc0 sc1 ls3 ws6">feedback:<span class="blank"> </span><span class="sc0 ws4"> <span class="blank _1a"> </span>ele <span class="blank _1a"> </span>pode <span class="blank _3"> </span>ser <span class="blank _1a"> </span>dividido <span class="blank _3"> </span>em <span class="blank _e"> </span>negativo </span></div><div class="t m0 x0 h4 y39 ff5 fs0 fc0 sc0 ls3 ws4">e <span class="blank _2"> </span>positivo. <span class="blank _2"> </span>O <span class="blank _2"> </span>neg<span class="blank _1"> </span>ativo <span class="blank _2"> </span>atua <span class="blank _2"> </span>na <span class="blank _3"> </span>homeostase <span class="blank _3"> </span><span class="ls2">e </span></div><div class="t m0 x0 h4 y3a ff5 fs0 fc0 sc0 ls3 ws4">é <span class="blank _e"> </span>ativado <span class="blank _e"> </span>pela <span class="blank _f"> </span>hiperatividade <span class="blank _e"> </span>da <span class="blank _f"> </span>célula.<span class="blank _1"> </span> <span class="blank _e"> </span>Já <span class="blank _e"> </span>o<span class="blank _1"> </span> </div><div class="t m0 x0 h4 y3b ff5 fs0 fc0 sc0 ls3 ws4">positivo<span class="blank _a"></span>,<span class="blank _1"> </span> <span class="blank _15"> </span>e<span class="blank _1"> </span>le <span class="blank _10"> </span>atua <span class="blank _15"> </span>para <span class="blank _15"> </span>est<span class="blank _1"> </span>imular, <span class="blank _10"> </span>é <span class="blank _15"> </span>menos<span class="blank _1"> </span> </div><div class="t m0 x0 h4 y3c ff5 fs0 fc0 sc0 ls3 ws4">comum <span class="blank _17"> </span>e <span class="blank _21"> </span>um <span class="blank _21"> </span>ex<span class="blank _1"> </span>emplo <span class="blank _21"> </span>seria <span class="blank _17"> </span>a <span class="blank _17"> </span>oxitocina </div><div class="t m0 x0 h4 y3d ff5 fs0 fc0 sc0 ls3 ws4">durante <span class="blank _f"> </span>o <span class="blank _f"> </span>p<span class="blank _1"> </span>arto. <span class="blank _f"> </span>I<span class="blank _1"> </span>sso <span class="blank _f"> </span>garante<span class="blank _1"> </span> <span class="blank _f"> </span>a <span class="blank _6"> </span>homeostase </div><div class="t m0 x0 h4 y3e ff5 fs0 fc0 sc0 ls3 ws4">do <span class="blank _15"> </span>corpo <span class="blank _15"> </span>impedindo <span class="blank _15"> </span>a <span class="blank _10"> </span>h<span class="blank _1"> </span>ipersecreção <span class="blank _15"> </span>ou <span class="blank _15"> </span>a<span class="blank _1"> </span> </div><div class="t m0 x0 h4 y3f ff5 fs0 fc0 sc0 ls3 ws4">ausência <span class="blank _22"></span>de <span class="blank _9"></span>alguns <span class="blank _22"></span>hormônios.<span class="blank _1"> </span> <span class="blank _22"></span>Ele <span class="blank _22"></span>a<span class="blank _1"> </span>inda <span class="blank _22"></span>p<span class="blank _1"> </span>ode </div><div class="t m0 x0 h4 y40 ff5 fs0 fc0 sc0 ls3 ws4">ser <span class="blank _6"> </span>subdividido <span class="blank _6"> </span>em<span class="blank _1"> </span> <span class="blank _6"> </span>alça <span class="blank _6"> </span>curta,<span class="blank _1"> </span> <span class="blank _6"> </span>ultra <span class="blank _d"> </span>curta <span class="blank _6"> </span>e<span class="blank _1"> </span> </div><div class="t m0 x0 h4 y41 ff5 fs0 fc0 sc0 ls3 ws4">longa<span class="blank _0"></span>, <span class="blank _1"> </span>tendo<span class="blank _1"> </span> <span class="blank _1"> </span>relação <span class="blank _1"> </span>direta <span class="blank _1"> </span>com <span class="blank _2"> </span>a <span class="blank _2"> </span>\u201cdistância<span class="blank _1"> </span>\u201d </div><div class="t m0 x0 h4 y42 ff5 fs0 fc0 sc0 ls3 ws4">que a <span class="blank _0"></span>resposta percorre.<span class="blank _1"> </span><span class="ff6"> </span></div><div class="t m0 x0 h4 y43 ff5 fs0 fc0 sc1 ls3 ws7">Down-regulat<span class="blank"> </span>ion:<span class="sc0 ws4"> <span class="blank _6"> </span>quando <span class="blank _18"> </span>a <span class="blank _6"> </span>secreção <span class="blank _18"> </span>de <span class="blank _6"> </span>um </span></div><div class="t m0 x0 h4 y44 ff5 fs0 fc0 sc0 ls3 ws4">hormônio<span class="blank _a"></span> <span class="blank _19"> </span>é <span class="blank _1d"> </span>anormalmente <span class="blank _19"> </span>alta <span class="blank _19"> </span>durante </div><div class="t m0 x0 h4 y45 ff5 fs0 fc0 sc0 ls3 ws4">longo<span class="blank _0"></span>s <span class="blank _d"> </span>períodos <span class="blank _6"> </span>de<span class="blank _1"> </span> <span class="blank _6"> </span>tempo <span class="blank _d"> </span>e<span class="blank _1"> </span> <span class="blank _6"> </span>comum <span class="blank _d"> </span>que <span class="blank _6"> </span>a </div><div class="t m0 x0 h4 y46 ff5 fs0 fc0 sc0 ls3 ws4">quantidade <span class="blank _21"> </span>de <span class="blank _23"> </span>receptores <span class="blank _21"> </span>d<span class="blank _1"> </span>imi<span class="blank _0"></span>nuam <span class="blank _21"> </span>para<span class="blank _1"> </span> </div><div class="t m0 x0 h4 y47 ff5 fs0 fc0 sc0 ls3 ws4">conseguir <span class="blank _0"></span>controlar a demanda.<span class="blank _1"> </span><span class="ff6"> </span></div><div class="t m0 x0 h4 y48 ff5 fs0 fc0 sc1 ls5 ws3">Neuro<span class="ls3 ws4">-hipófise: <span class="blank _24"> </span><span class="sc0">tem <span class="blank _8"> </span>por <span class="blank _8"> </span>função <span class="blank _8"> </span>secretar </span></span></div><div class="t m0 x0 h4 y49 ff5 fs0 fc0 sc0 ls3 ws4">hormônio<span class="blank _a"></span>s,<span class="blank _1"> </span> m<span class="blank _1"> </span>as não produz<span class="blank _1"> </span>i-los, <span class="blank _1"> </span>tendo a su<span class="blank _1"> </span>a </div><div class="t m0 x0 h4 y4a ff5 fs0 fc0 sc0 ls3 ws4">origem <span class="blank _1c"> </span>neura<span class="blank _1"> </span>l <span class="blank _1b"> </span>e <span class="blank _1b"> </span>l<span class="blank _1"> </span>ibera <span class="blank _1c"> </span>p<span class="blank _1"> </span>ara <span class="blank _1b"> </span>o<span class="blank _1"> </span> <span class="blank _7"> </span>sistema </div><div class="t m0 x0 h4 y4b ff5 fs0 fc0 sc0 ls3 ws8">sanguíneo<span class="blank _0"></span>.<span class="blank"> </span><span class="ff6 ws4"> </span></div><div class="t m0 x0 h4 y4c ff5 fs0 fc0 sc1 ls3 ws6">Adeno-hipófise:<span class="blank"> </span><span class="sc0 ws4"> <span class="blank _6"> </span>tem <span class="blank _6"> </span>origem <span class="blank _6"> </span>epi<span class="blank _a"></span>t<span class="blank _1"> </span>eli<span class="blank _a"></span>al<span class="blank _1"> </span><span class="ls6">. <span class="blank _6"> </span></span>Leva<span class="blank _0"></span>m </span></div><div class="t m0 x0 h4 y4d ff5 fs0 fc0 sc0 ls3 ws4">até <span class="blank _18"> </span>a <span class="blank _18"> </span>adeno-hipófise <span class="blank _18"> </span>os <span class="blank _18"> </span>h<span class="blank _1"> </span>omôni<span class="blank _a"></span>m<span class="blank _1"> </span>os<span class="blank _1"> </span> <span class="blank _18"> </span>tróficos </div><div class="t m0 x4 h4 y4e ff5 fs0 fc0 sc0 ls3 ws4">onde <span class="blank _1d"> </span>é <span class="blank _25"> </span>estimulado<span class="blank _a"></span> <span class="blank _25"> </span>a <span class="blank _1d"> </span>pr<span class="blank _1"> </span>odução <span class="blank _25"> </span>desse </div><div class="t m0 x4 h4 y4f ff5 fs0 fc0 sc0 ls3 ws4">hormônio<span class="blank _a"></span>.<span class="blank _1"> </span> <span class="ff6"> </span></div><div class="t m0 x4 h4 y50 ff6 fs0 fc0 sc0 ls3 ws4"> </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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