Principles of Anatomy and Physiology
Principles of Anatomy and Physiology
15th Edition
ISBN: 9781119329398
Author: Gerard J Tortora, Bryan Derrickson
Publisher: John Wiley & Sons Inc
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Chapter 21, Problem 19CP
Summary Introduction

To review:

The meaning of tachycardia and bradycardia.

Introduction:

The heart rate is the speed at which the heart beats. It is measured by the number of contractions of the heart called as beats per minute (bpm). The HR (heart rate) may vary as per the body's physical needs. The normal resting heart rate is 72 bpm.

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