Test_Prep
USMLE · Question #513
During an experiment, drug X is added to a muscle bath containing a strip of guinea pig intestinal smooth muscle. Agonists are added to the bath, and the resultant effects on muscle tension are…
The correct answer is C. Cholinesterase inhibitor. See the full explanation below for the reasoning.
Question
During an experiment, drug X is added to a muscle bath containing a strip of guinea pig intestinal smooth muscle. Agonists are added to the bath, and the resultant effects on muscle tension are shown in the table. Which of the following types of drugs is most likely to produce effects most similar to those of drug X?
Options
- Aα1-Adrenergic antagonist
- Bβ-Adrenergic antagonist
- CCholinesterase inhibitor
- DMonoamine oxidase inhibitor
- EMuscarinic antagonist
How the community answered
(25 responses)- A4% (1)
- B8% (2)
- C84% (21)
- D4% (1)
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