Plateau phase of cardiac muscle is due to
Correct Answer: Opeaning of Slow Ca++ channels
Description: Ca2+ influx through more slowly opening Ca2+ channels produces the plateau phase The initial depolarization is due to Na+ influx through rapidly opening Na+ channels Repolarization is due to net K+ efflux through multiple types of K+ channels Ref: Ganong's Review of Medical Physiology Twenty-Third Edition Page No:491
Category:
Physiology
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