Digestive System Structure, Absorption, Regulation (3B)
MCAT · Flashcards · Recall
MCAT · FLASHCARDS
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QUESTION
What is the primary function of salivary amylase in the mouth?
QUESTION
What is the main function of parietal cells in the stomach?
QUESTION
What is the primary apical mechanism for amino acid absorption in the small intestine?
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ANSWER
Na+-dependent cotransport (secondary active transport). This mechanism leverages the sodium electrochemical gradient to efficiently transport amino acids into enterocytes for absorption.