Question: Cholecystokinin (CCK)

Answer: Increases output of enzymatic-rich pancreatic juice.

Question: Secretin

Answer: Increases output of pancreatic juice rich in bicarbonate ions.

Question: Gastrin

Answer: Increases HCl secretion and stimulates contraction of intestinal muscle.

Question: Gastric Inhibitory Peptide (GIP)

Answer: Stimulates insulin release and mildly inhibits HCl production.

Question: The enterohepatic circulation reabsorbs bile salts in the distal portion of the small intestine (ileum). All of the following statements about the enterohepatic circulation are true except one. Select the statement below that is not true of the enterohepatic circulation?

Answer: All of the components of bile are recycled by this circulation.

Question: Which of the organs listed below is involved in all of the following processes: secretion, mechanical breakdown of food, digestion and absorption?

Answer: the stomach

Question: A doctor consulting a patient that recently has had their gall bladder removed would likely advise ________.

Answer: eating foods that are low in fat

Question: A ruptured appendix is life threatening because ________.

Answer: it is likely to cause massive infection of the abdominopelvic cavity

Question: All but one of the following is a function of the low pH found in the stomach. Select the description below that does not reflect a role of stomach acid.

Answer: The stomach’s acid catabolically breaks down food stuffs in preparation for absorption.

Question: Fat absorption through the plasma membrane of epithelial cells ________.

Answer: occurs by simple diffusion because lipids are able to penetrate the hydrophobic fatty acid tails within the plasma membrane