Biology (11th Edition)

Published by McGraw-Hill Education
ISBN 10: 1259188132
ISBN 13: 978-1-25918-813-8

Chapter 49 - The Circulatory System - Review Questions - Understand - Page 1038: 1

Answer

A.

Work Step by Step

B.-D. all mention things which are important in the cardiac cycle, just not ones measured by an ECG.
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