The mechanism of action of the antidiarrheal atropine (Lomotil) is to
1. promote stool passage.
2. block dopamine receptors in the brain.
3. increase stool formation.
4. slow peristalsis.
4
Rationale 1: Laxatives promote stool passage and increase size of stool.
Rationale 2: Antiemetics block dopamine and inhibit vomiting centers.
Rationale 3: Laxatives increase stool passage.
Rationale 4: Antidiarrheals such as atropine slow peristalsis and allow water reabsorption.
Global Rationale: Antidiarrheals such as atropine slow peristalsis and allow water reabsorption. Laxatives promote stool passage and increase size of stool. Antiemetics block dopamine and inhibit vomiting centers. Laxatives increase stool passage.
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