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Cardiopulmonary Anatomy & Physiolo...

7th Edition
Des Jardins + 1 other
ISBN: 9781337794909

Solutions

Chapter
Section
BuyFindarrow_forward

Cardiopulmonary Anatomy & Physiolo...

7th Edition
Des Jardins + 1 other
ISBN: 9781337794909
Textbook Problem

The tricuspid valve lies between the

A. Right atrium and the right ventricle

B. Left ventricle and the aorta

C. Right ventricle and the pulmonary artery

D. Left atrium and the left ventricle

Summary Introduction

Introduction:

The heart is a highly muscularized organ and is involuntary in nature. It has four chambers, which are the right atrium, left atrium, right ventricle, and left ventricle. They are located below the atria. The interatrial septum divides the left and right atria while the ventricles are separated by a thick-walled interventricular septum.

Explanation

Justification for the correct answer:

Option (A) states that the tricuspid valve is present between the right atrium and the right ventricle. The tricuspid valve is a one-way valve connecting the right atrium and right ventricle. It gets its name because of the three valve leaflets. The tricuspid valve closes when the ventricles contract. Hence, option (A) is correct.

Justification for the incorrect answers:

Option (B) states that between the left ventricle and aorta lies the tricuspid valve. The aortic semilunar valve connects the left ventricle and aorta...

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