BIPN102 FISP01 - BIPN 105 2001 Practice Questions for Final...

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Unformatted text preview: BIPN 105 2001 Practice Questions for Final Exam 1. Which of the following is not uphill transport (i.e., transport against a concentration gradient): A. Acid secretion in the stomach B. Bicarbonate secretion by the pancreas C. Glucose absorption by the jejunum D. Aminoacid absorption by the jejunum E. None of the above 2. During the cephalic phase of digestion: A. The parasympathetic system is inhibited B. The parotid gland is stimulated C. Secretin is secreted D. Enterogastrone is secreted E. Cholecystokinin is secreted 3. Patients with Parkinson's disease, a disorder of skeletal muscle control, are most likely to develop: A. Peptic ulcers in the esophagus due to paralysis of the lower esophageal sphincter B. Enlarged esophagus, due to contraction of the lower esophageal sphincter C. Problems swallowing food D. B and C E. None of the above. 4. All of the following are functions of the liver, except: A. Cholesterol synthesis B. Bile acid conjugation C. Albumin synthesis D. Gamma globulin synthesis E. Lipogenesis 5. Acid secretion by the stomach is stimulated by: A. Acetylcholine B. Gastrin C. Histamine D. All of the above E. Only B and C 6. Enterokinase activates: A. Pepsinogen B. Trypsinogen C. Chymotrypsinogen D. Lipase E. Amylase 7. Carbonic Anhydrase is important in the function of all the following, except: A. Distal convoluted tubules of the nephron B. Gastric parietal Cells C. Pancreatic acinar cells D. Pancreatic duct cells E. Erythrocytes 8. Receptor-mediated endocytosis is involved in the intestinal absorption of: A. Cholesterol B. Iron C. Calcium D. All of the above E. Only B and C 9. The muscularis layer of the gastrointestinal tract contains only circular and longitudinal fibers, except in the: A. stomach B. duodenum C. jejunum D. ileum E. colon 10. The basic electrical rhythm of the small intestine is generated by the: A. Myenteric plexus B. Submucosal plexus C. Vagus nerve D. Splachnic nerves E. Solar plexus 11. The gastrocolic reflex: A. Inhibits stomach emptying B. Stimulates stomach emptying C. Is the cause of stomach pain after eating too much D. Causes an urge to defecate shortly after eating E. Accelerates peristalsis in the duodenum 12. It is now known that most peptic ulcers, except those caused by gastrin-secreting tumors or overingestion of drugs, such as aspirin and ethanol, are caused by the bacterium Helicobacter pylorii , which infects the stomach and thrives there because: A. It secretes urease, that breaks down urea to ammonia and CO 2 B. It secretes bicarbonate C. It has a pH optimum for growth of 3.5 D. It is protected by gastric mucus E. All of the above 13. A physician treating a patient with pernicious anemia will look for the cause of the disease in the: A. Stomach B. Bone marrow C. Dietary Iron D. Intestinal Iron absorption E. Both C and D 14. Optimal absorption of glucose across the intestinal epithelium requires: A. (Na,K)-ATPase pump activity in the basolateral membrane B. Na-glucose cotransporters in the brush border membraneB....
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This note was uploaded on 03/06/2012 for the course BIPN 102 taught by Professor Nefzi during the Fall '06 term at UCSD.

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BIPN102 FISP01 - BIPN 105 2001 Practice Questions for Final...

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