The intrinsic factor for vitamins B12 absorption is produced in the______________? A. LiverB. Stomach C. Pancreas D. Duodenum

Peristalsis involves coordinated contraction and relaxation______________? A. Above and below the food bolus B. Lateral and medial to food bolus C. Dorsal and ventral to food bolus D. None of the above

Which is not produced enteroendocrinally_____________? A. Intrinsic factor B. Secretin C. Motilin D. GIP

The most important action of Secretin is to_____________? A. neutralize the acid from the stomach B. increase secretion of bicarbonates by pancreas C. decrease gastric secretionD. Cause contraction of pyloric sphincter

Trypsin is an activator of all of the following enzymes EXCEPT_______________? A. ChymotrypsinogenB. Pepsinogen C. Proelastase D. Procolipase

which of the following secretions has a very high pH________________? A. Gastric juiceB. Pancreatic juice C. Bile in gall bladder D. Saliva

Of the following is a reflex mediated by vagus ? A. Bile flow from liver B. Pancreatic secretion of bicarbonateC. Cephalic phase of gastric secretion D. Mucous secretion from the Brunner’s glands

Secretin is secreted by_____________? A. Duodenum B. Pancreas C. Liver D. Stomach

Peristalsis in the gut is due to ______________? A. Preperistalitic intestinal secretionB. Mecharical distension C. Simultaneous action of circular and longitudinal muscles D. Extrinsic nervous influence

The final sugars in intestinal chyme are____________? A. Glucose & fructose B. Ribose & mannose C. Ribose & xylulos D. Xylulose & fructose