Chapter 29: The gastrointestinal tract

Chapter 29: The gastrointestinal tract

Complete Chapter Questions With Answers

Sample Questions Are Posted Below

MULTIPLE CHOICE

1. The symptomatic treatment of diarrhea may include administration of

1. loperamide
2. lactulose
3. omeprazole
4. bisacodyl
5. cimetidine

Answer a: loperamide

1. Omeprazole reduces gastric acid secretion by

1. reversibly inhibiting the H⁺/Na⁺ ATPase
2. irreversibly inhibiting the H⁺/Na⁺ ATPase
3. reversibly inhibiting the H⁺/K⁺ ATPase
4. irreversibly inhibiting the H⁺/K⁺ ATPase
5. irreversibly inhibiting the Na⁺/K⁺ ATPase

Answer d: irreversibly inhibiting the H⁺/K⁺ ATPase

1. According to the two-cell hypothesis of gastric acid secretion, the parietal cell has receptors for

1. only histamine and acetylcholine
2. only histamine and gastrin
3. only gastrin and acetylcholine
4. only gastrin
5. histamine, gastrin, and acetylcholine

Answer c: only gastrin and acetylcholine

1. The use of misoprostol in treating gastric damage caused by nonsteroidal anti-inflammatory drugs is partly due to its ability to

1. increase secretion of mucus and bicarbonate
2. decrease secretion of mucus and bicarbonate
3. increase gastrointestinal motility
4. decrease mucosal blood flow
5. inhibit release of histamine

Answer a: increase secretion of mucus and bicarbonate