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HESI RN · HESI Pharmacology · Drugs affecting gastrointestinal secretions

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Showing all 5 practice questions with expert explanatory rationales.

Question 1 of 5

The preferred regimen for preventing duodenal ulcer relapse is

A. Maintenance antacid regimen

B. Maintenance HÃ¢â€šâ€š blocker regimen

C. On demand intermittent HÃ¢â€šâ€š blocker regimen

D. Maintenance sucralfate regimen

Correct Answer: Maintenance HÃ¢â€šâ€š blocker regimen

Question 2 of 5

Prostaglandin EÃ¢â€šâ€šÃ¢â‚¬Å¡:

A. Is the principal prostaglandin synthesized in the stomach

B. Stimulates gastric acid secretion

C. Causes vasoconstriction of submucosal blood vessels

D. Biosynthesis is inhibited by aspirin

Correct Answer: Is the principal prostaglandin synthesized in the stomach

Question 3 of 5

Which of the following is a proton pump inhibitor effective in treatment of peptic ulcer:

A. Omeprazole

B. Ranitidine

C. Pirenzepine

D. Misoprostol

Correct Answer: Omeprazole

Question 4 of 5

Which of the followingÃƒÂ¢Ã¢â€šÂ¬Ã¢â‚¬Âif given intravenouslyÃƒÂ¢Ã¢â€šÂ¬Ã¢â‚¬Âwill cause increased gastrointestinal motility and diarrhea?

A. Angiotensin II

B. Bethanechol

C. Bradykinin

D. Renin

Correct Answer: Bethanechol

Question 5 of 5

The primary mechanism by which prostaglandins promote ulcer healing is

A. Inhibition of gastric secretion

B. Augmentation of bicarbonate buffered mucus layer covering gastroduodenal mucosa

C. Increased bicarbonate secretion in gastric juice

D. Increased turnover of gastric mucosal cell

Correct Answer: Augmentation of bicarbonate buffered mucus layer covering gastroduodenal mucosa

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