<prompt> Effect of CCK on gut isIncreases gastric acid secretionIncrease small intestine peristalisisIncreases gastric motilityRelaxes gall bladder  <response>: CCK mediates digestion in the small intestine by inhibiting gastric emptying. It stimulates the acinar cells of the pancreas to release a juice rich in pancreatic digestive enzymes hence an alternate name, pancreozymin that catalyze the digestion of fat, protein, and carbohydrates Ref: guyton and hall textbook of medical physiology 12 edition page number:442,443,444 