Chapter 21: Anatomy of the Cardiovascular System

Chapter 21: Anatomy of the Cardiovascular System

Complete Chapter Questions With Answers

Sample Questions Are Posted Below

TRUE/FALSE

1. The internal layer of the tissue in the heart is the epicardium.

ANS:   F                      DIF:    Memorization                                     REF:    Page 635

TOP:    Wall of the Heart

2. The heart of the developing human embryo begins to beat regularly early in the fourth week after fertilization.

ANS:   T                      DIF:    Memorization                                     REF:    Page 630

TOP:    Anatomy of the Cardiovascular System Introduction

3. A major function of the pericardial sac is protection against friction.

ANS:   T                      DIF:    Memorization                                     REF:    Page 634

TOP:    Coverings of the Heart

4. The mitral valve has three flaps.

ANS:   F                      DIF:    Memorization                                     REF:    Page 638

TOP:    Valves of the Heart

5. The tunica media is also called the tunica adventitia.

ANS:   F                      DIF:    Memorization                                     REF:    Page 646

TOP:    Outer Layer