Long acting calcium channel act in which pa of action potential?
Correct Answer: 2
Description: Phases Characteristics 0 (depolarization) Opening of fast Na channels. 1 (initial repolarization) Closure of fast Na channels & K+ efflux through open K+ channels. 2 (plateau) L - type slow Ca++ channels open & fast K+ channels close. 3 (rapid repolarization) Ca++ channels close & slow K+ channel open. 4 (resting membrane potential) Average around - 90 mv.
Category:
Physiology
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