Test_Prep
USMLE · Question #513
USMLE Question #513: Real Exam Question with Answer & Explanation
Sign in or unlock USMLE to reveal the answer and full explanation for question #513. The question stem and answer options stay visible for context.
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
Unlock USMLE to see the answer
You've previewed enough free USMLE questions. Unlock USMLE for full answers, explanations, the timed quiz mode, progress tracking, and the master PDF. Question stem and options stay visible so you can still see what's on the exam.