Which of the Following Statements Regarding Hormonal Regulation of Gastrointestinal

question 58

Multiple Choice

Which of the following statements regarding hormonal regulation of gastrointestinal function is TRUE?

• A) An increase of H⁺ in the small intestine stimulates secretion of the hormone secretin, which in turn stimulates HCO₃^- secretion by the pancreas.
• B) The presence of fatty acids in the stomach stimulates secretion of CCK, which in turn stimulates enzyme secretion by cells in the antrum of the stomach.
• C) The presence of amino acids in the small intestine stimulates secretion of gastrin, which in turn stimulates HCl secretion by parietal cells.
• D) The presence of fatty acids in the small intestine stimulates the secretion of the hormone secretin, which causes contraction of the gallbladder.
• E) The hormone somatostatin stimulates the secretion of H⁺ into the lumen of the stomach.

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