Which of the following antiarrhythmic drugs mediates its effect by interfering with movement of calcium through the slow channel?
Correct Answer: verapamil
Description: The slow channel for calcium assumes considerable importance in the region of the sinus node and AV node. For verapamil, this results in both antiarrhythmic and negative inotropic effects. Different classes of calcium channel blockers have differential effects on these slow channels, explaining the different clinical properties of the various calcium channel blocking drugs.
Category:
Medicine
Get More
Subject Mock Tests
Practice with over 200,000 questions from various medical subjects and improve your knowledge.
Attempt a mock test nowMock Exam
Take an exam with 100 random questions selected from all subjects to test your knowledge.
Coming SoonGet More
Subject Mock Tests
Try practicing mock tests with over 200,000 questions from various medical subjects.
Attempt a mock test now