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Prévia do material em texto

1) Explique o papel dos sais biliares na digestão de lipídios. 
 - Em sua resposta, aborde a origem, função na emulsificação de gorduras e o que 
acontece após a digestão. 
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2) Descreva o processo completo da circulação êntero-hepática dos sais biliares, 
destacando o local de reabsorção e o impacto desse mecanismo na economia 
metabólica do organismo. 
 - Mencione o papel do fígado, da vesícula biliar e do íleo terminal. 
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3) Diferencie a ação das lipases gástrica e pancreática na digestão dos triacilgliceróis 
(TAG), destacando suas localizações e substratos preferenciais. 
 - Explique também a influência do pH sobre a atividade dessas enzimas. 
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4) Quais são as consequências clínicas de uma deficiência na circulação êntero-
hepática de sais biliares? 
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5) Explique o papel dos quilomícrons no transporte de lipídios após a digestão. 
 - Descreva sua composição, o trajeto que seguem no organismo e o papel das 
lipoproteínas associadas (ApoB, ApoC-II e ApoE). 
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