Campbell Biology in Focus
Campbell Biology in Focus
3rd Edition
ISBN: 9780134710679
Author: Lisa A. Urry, Michael L. Cain, Steven A. Wasserman, Peter V. Minorsky, Rebecca Orr
Publisher: PEARSON
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Chapter 34.4, Problem 2CC
Summary Introduction

To determine:

The importance of delay of electrical impulse by AV node by moving through SA node and atria to ventricles.

Introduction:

The association of organized cardiac muscle cells, which got specialized in their functioning, is called cardiac conduction system. The cardiac excitation originating from sinoatrial node and depolarizing in Purkinje fibers is called cardiac impulse.

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