ATI RN
ATI N180 Pharmacology Quiz 2 Questions
Extract:
Question 1 of 5
A nurse is providing an in-service regarding gastrointestinal (GI) medications. Surfactant laxatives, such as
Correct Answer: A, F
Rationale:
Correct Answer: A, F
Rationale:
1. Docusate sodium (
Choice
A) is a surfactant laxative that works by lowering the surface tension of the stool, allowing water to penetrate and soften it for easier passage.
2. Loperamide (
Choice F) is an anti-diarrheal agent that slows down gut motility and reduces fluid secretion in the intestines.
3.
Choices B, C, E, and G do not fit the description of surfactant laxatives and their mechanisms of action are different from those of docusate sodium and loperamide.
4. Bisacodyl (
Choice
B) is a stimulant laxative, Polyethylene glycol (
Choice
C) is an osmotic laxative, morphine (
Choice E) is an opioid analgesic, and Metronidazole (
Choice
D) is an antibiotic with no direct effect on stool softening or diarrhea prevention.
Question 2 of 5
Correct Answer:
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Question 3 of 5
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Question 4 of 5
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Question 5 of 5
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