Chapter 13: Cardiovascular System
MULTIPLE CHOICE
1. The heart is located
a. mostly to the left of the midline of the sternum
b. mostly to the right of the midline of the sternum
c. with the apex slightly below the clavicle
d. both a and c above
ANS: A DIF: Memorization REF: p. 284
OBJ: 1 TOP: Heart—Location, size, and position
2. The chambers of the heart include
a. two upper larger chambers called the atria
b. two lower smaller chambers called the ventricles
c. two lower larger chambers called the ventricles
d. both a and b above
ANS: C DIF: Memorization REF: p. 285
OBJ: 1 TOP: Heart—Anatomy
3. The upper chambers are
a. discharging chambers
b. called ventricles
c. receiving chambers
d. both a and b above
ANS: C DIF: Memorization REF: p. 285
OBJ: 1 TOP: Heart—Anatomy
4. The innermost layer of the heart is called the
a. epicardium
b. endocardium
c. visceral pericardium
d. both a and c above
ANS: B DIF: Memorization REF: p. 285
OBJ: 1 TOP: Heart—Anatomy
5. The outermost layer of the heart is called the
a. epicardium
b. endocardium
c. visceral pericardium
d. both a and c above
ANS: D DIF: Memorization REF: p. 286
OBJ: 1 TOP: Heart—Covering sac, or pericardium
6. The pericardium
a. is a sac surrounding the heart
b. has an outer layer called the parietal pericardium
, c. has an inner layer called the epicardium
d. all of the above
ANS: D DIF: Memorization REF: p. 286
OBJ: 1 TOP: Heart—Covering sac, or pericardium
7. In the pumping action of the heart
a. atrial systole follows ventricular systole
b. atrial systole precedes ventricular systole
c. atrial and ventricular systole occur at the same time
d. none of the above
ANS: B DIF: Application REF: p. 286 OBJ: 1
TOP: Heart action
8. The heart valves are arranged with the
a. mitral and pulmonary semilunar valves on the right side of the heart
b. bicuspid and aortic semilunar valves on the right side of the heart
c. tricuspid and pulmonary semilunar valves on the right side of the heart
d. tricuspid and aortic semilunar valves on the left side of the heart
ANS: C DIF: Memorization REF: p. 286
OBJ: 1 TOP: Heart valves
9. The first heart sound is the closing of the
a. pulmonary semilunar and aortic semilunar valves
b. tricuspid and mitral valves
c. mitral and bicuspid valves
d. tricuspid and pulmonary semilunar valves
ANS: B DIF: Memorization REF: p. 286
OBJ: 1 TOP: Heart sounds
10. The superior vena cava carries
a. oxygen-rich blood to the right atrium
b. oxygen-poor blood to the left atrium
c. oxygen-rich blood to the left atrium
d. oxygen-poor blood to the right atrium
ANS: D DIF: Memorization REF: p. 286
OBJ: 2 TOP: Blood flow through the heart
11. When the left ventricle contracts, it pushes blood through a valve to the
a. aorta
b. pulmonary artery
c. pulmonary vein
d. inferior vena cava
ANS: A DIF: Memorization REF: pp. 286-287
OBJ: 2 TOP: Blood flow through the heart
12. The pulmonary vein returns oxygen-rich blood to the
a. right atrium
, b. right ventricle
c. left atrium
d. left ventricle
ANS: C DIF: Memorization REF: p. 286
OBJ: 2 TOP: Blood flow through the heart
13. The right side of the heart
a. deals with oxygen-poor blood
b. deals with oxygen-rich blood
c. is the pump for systemic circulation
d. both b and c above
ANS: A DIF: Application REF: p. 286 OBJ: 2
TOP: Blood flow through the heart
14. The heart is supplied with blood by
a. diffusion through the heart wall
b. the right and left cardiac arteries
c. arteries that branch directly from the pulmonary artery
d. arteries that branch directly from the aorta
ANS: D DIF: Memorization REF: p. 288
OBJ: 2 TOP: Blood supply to the heart muscle
15. The volume of blood ejected from the ventricles during each beat is called
a. cardiac output
b. stroke volume
c. systole
d. the cardiac cycle
ANS: B DIF: Memorization REF: p. 292
OBJ: 2 TOP: Cardiac cycle
16. The electrical connectors between heart muscle cells are called
a. myocardium
b. sinoatrial nodes
c. intercalated disks
d. Purkinje fibers
ANS: C DIF: Memorization REF: p. 291
OBJ: 3 TOP: Conduction system of the heart
17. The ―pacemakerǁ for the heart is usually the
a. sinoatrial node
b. Purkinje fibers
c. bundle of His
d. atrioventricular bundle
ANS: A DIF: Memorization REF: p. 291
OBJ: 3 TOP: Conduction system of the heart
18. The correct sequence for the conducting system is
MULTIPLE CHOICE
1. The heart is located
a. mostly to the left of the midline of the sternum
b. mostly to the right of the midline of the sternum
c. with the apex slightly below the clavicle
d. both a and c above
ANS: A DIF: Memorization REF: p. 284
OBJ: 1 TOP: Heart—Location, size, and position
2. The chambers of the heart include
a. two upper larger chambers called the atria
b. two lower smaller chambers called the ventricles
c. two lower larger chambers called the ventricles
d. both a and b above
ANS: C DIF: Memorization REF: p. 285
OBJ: 1 TOP: Heart—Anatomy
3. The upper chambers are
a. discharging chambers
b. called ventricles
c. receiving chambers
d. both a and b above
ANS: C DIF: Memorization REF: p. 285
OBJ: 1 TOP: Heart—Anatomy
4. The innermost layer of the heart is called the
a. epicardium
b. endocardium
c. visceral pericardium
d. both a and c above
ANS: B DIF: Memorization REF: p. 285
OBJ: 1 TOP: Heart—Anatomy
5. The outermost layer of the heart is called the
a. epicardium
b. endocardium
c. visceral pericardium
d. both a and c above
ANS: D DIF: Memorization REF: p. 286
OBJ: 1 TOP: Heart—Covering sac, or pericardium
6. The pericardium
a. is a sac surrounding the heart
b. has an outer layer called the parietal pericardium
, c. has an inner layer called the epicardium
d. all of the above
ANS: D DIF: Memorization REF: p. 286
OBJ: 1 TOP: Heart—Covering sac, or pericardium
7. In the pumping action of the heart
a. atrial systole follows ventricular systole
b. atrial systole precedes ventricular systole
c. atrial and ventricular systole occur at the same time
d. none of the above
ANS: B DIF: Application REF: p. 286 OBJ: 1
TOP: Heart action
8. The heart valves are arranged with the
a. mitral and pulmonary semilunar valves on the right side of the heart
b. bicuspid and aortic semilunar valves on the right side of the heart
c. tricuspid and pulmonary semilunar valves on the right side of the heart
d. tricuspid and aortic semilunar valves on the left side of the heart
ANS: C DIF: Memorization REF: p. 286
OBJ: 1 TOP: Heart valves
9. The first heart sound is the closing of the
a. pulmonary semilunar and aortic semilunar valves
b. tricuspid and mitral valves
c. mitral and bicuspid valves
d. tricuspid and pulmonary semilunar valves
ANS: B DIF: Memorization REF: p. 286
OBJ: 1 TOP: Heart sounds
10. The superior vena cava carries
a. oxygen-rich blood to the right atrium
b. oxygen-poor blood to the left atrium
c. oxygen-rich blood to the left atrium
d. oxygen-poor blood to the right atrium
ANS: D DIF: Memorization REF: p. 286
OBJ: 2 TOP: Blood flow through the heart
11. When the left ventricle contracts, it pushes blood through a valve to the
a. aorta
b. pulmonary artery
c. pulmonary vein
d. inferior vena cava
ANS: A DIF: Memorization REF: pp. 286-287
OBJ: 2 TOP: Blood flow through the heart
12. The pulmonary vein returns oxygen-rich blood to the
a. right atrium
, b. right ventricle
c. left atrium
d. left ventricle
ANS: C DIF: Memorization REF: p. 286
OBJ: 2 TOP: Blood flow through the heart
13. The right side of the heart
a. deals with oxygen-poor blood
b. deals with oxygen-rich blood
c. is the pump for systemic circulation
d. both b and c above
ANS: A DIF: Application REF: p. 286 OBJ: 2
TOP: Blood flow through the heart
14. The heart is supplied with blood by
a. diffusion through the heart wall
b. the right and left cardiac arteries
c. arteries that branch directly from the pulmonary artery
d. arteries that branch directly from the aorta
ANS: D DIF: Memorization REF: p. 288
OBJ: 2 TOP: Blood supply to the heart muscle
15. The volume of blood ejected from the ventricles during each beat is called
a. cardiac output
b. stroke volume
c. systole
d. the cardiac cycle
ANS: B DIF: Memorization REF: p. 292
OBJ: 2 TOP: Cardiac cycle
16. The electrical connectors between heart muscle cells are called
a. myocardium
b. sinoatrial nodes
c. intercalated disks
d. Purkinje fibers
ANS: C DIF: Memorization REF: p. 291
OBJ: 3 TOP: Conduction system of the heart
17. The ―pacemakerǁ for the heart is usually the
a. sinoatrial node
b. Purkinje fibers
c. bundle of His
d. atrioventricular bundle
ANS: A DIF: Memorization REF: p. 291
OBJ: 3 TOP: Conduction system of the heart
18. The correct sequence for the conducting system is
