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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Answer 1

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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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Answer 2

Question

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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Answer 3

Question

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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Answer 4

Question

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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Answer 5

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.

Answer 6

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.

Answer 7

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.

Answer 8

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Answer 11

Ch. 21 - Prob. 1CP Ch. 21 - Prob. 2CP Ch. 21 - Prob. 3CP Ch. 21 - Prob. 4CP Ch. 21 - Prob. 5CP Ch. 21 - Prob. 6CP Ch. 21 - Prob. 7CP Ch. 21 - Prob. 8CP Ch. 21 - Prob. 9CP Ch. 21 - Prob. 10CP

Solution Summary: The author explains that tachycardia is the abnormal high resting rate of the heart — it pumps the blood to the body less efficiently and the myocardial cells receive less oxygen.

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Chapter 21 Solutions