28 Questions
What is the primary mechanism by which Helicobacter pylori bacteria cause peptic ulcer disease?
By inhibiting the production of protective mucus layers
Which of the following medications is most likely to interact with multiple drugs?
Cimetidine
What is the primary benefit of taking proton pump inhibitors on an empty stomach?
To enhance the efficacy of the medication
Which of the following is a characteristic of duodenal ulcers?
All of the above
What is the primary purpose of using misoprostol with NSAIDs?
To prevent NSAID-induced peptic ulcers
What is the primary mechanism of action of antacids?
Neutralization of gastric acid
What is the primary mechanism of action of sucralfate in treating nausea and vomiting?
It binds to the gastric mucosa
Which of the following is a common side effect of phenothiazines, such as promethazine?
Anticholinergic effects
What is the primary indication for the use of ondansetron?
Moderate to severe nausea and vomiting in chemotherapy
Which of the following medications is a surfactant laxative?
Docusate
What is the primary mechanism of action of bulk-forming laxatives such as psyllium?
Increasing the bulk of the stool
Which of the following medications is an anti-histamine H-1 receptor blocker?
Hydroxyzine
What is the primary mechanism of phenothiazines in treating nausea and vomiting?
Blocks dopamine receptors
Which type of laxative increases the bulk of stool, making it easier to pass?
Bulk-forming laxative
What is the primary benefit of using anti-histamines in treating nausea and vomiting?
Antagonizes H-1 receptors
Which type of medication is commonly used to treat moderate to severe nausea and vomiting?
Serotonin receptor antagonists
What is the primary mechanism of sucralfate in treating nausea and vomiting?
Binds to the gastric mucosa
Which type of laxative decreases the surface tension of stool, making it easier to pass?
Surfactant laxative
What is the primary characteristic of constipation?
Infrequent and painful expulsion of hard, dry stools
What is the primary mechanism of stimulant laxatives in treating constipation?
Increase gut motility
What is the primary cause of peptic ulcer disease and GERD?
Overproduction of gastric acid and pepsin
Which of the following is a major risk factor for peptic ulcer disease?
Cigarette smoking
What is the primary difference between antacids and histamine-2 receptor antagonists?
Antacids neutralize acid, while histamine-2 receptor antagonists reduce acid production
Which of the following medications is used to prevent ulcers when taking NSAIDs?
Misoprostol
What is the primary benefit of using proton pump inhibitors?
They reduce acid production
Which of the following is a characteristic of gastric ulcers?
Pain worsens with food intake
What is the primary advantage of famotidine over cimetidine?
Famotidine is less likely to interact with other drugs
Which of the following medications is used to treat both peptic ulcer disease and GERD?
All of the above
Test your knowledge on gastrointestinal medications, specifically on peptic ulcer disease and GERD, including pathophysiology, causes, and treatment options. This chapter covers the basics of peptic ulcer disease, NSAID use, Helicobacter pylori, stress, and gastric acid and pepsin. Assess your understanding of the drugs used to treat these conditions.
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