Answer
False
Work Step by Step
Although the P wave is the depolarization of the atria, the first heart sound actually occurs at the time of the QRS complex. (figure 19.20)
Anatomy & Physiology: The Unity of Form and Function, 7th Edition
by Saladin, Kenneth
Published by
McGraw-Hill Education
ISBN 10:
0073403717
ISBN 13:
978-0-07340-371-7
Chapter 19 - The Circulatory System: The Heart - Study Guide - True or False - Page 742: 6
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