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Chapter 1 Cardiac Anatomy and Physiology
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1
Copyright © 2017 Pearson Education, Inc.
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VERIFIEDBRAINBOOSTER
,1.1 Multiple Choice Questions jo jo
1) The normal heart is the size of a
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A) foot.
B) cherry.
C) man's fist. jo
D) watermelon.
Answer: C j o
LO: 1.1: State the location of the heart and its normal size.
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2) The top of the heart where the great vessels emerge is the
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A) apex.
B) base.
C) chordae tendonae. jo
D) tricuspid valve. jo jo
Answer: B j o
LO: 1.1: State the location of the heart and its normal size.
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3) The fibrous tissue that divides the heart into right and left sides is the
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A) chordae tendonae. jo
B) papillary muscle. jo
C) septum.
D) pulmonic valve. jo jo
Answer: C j o
LO: 1.3: Name all the structures of the heart.
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4) The apex of the heart is located at the
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A) top of the heart, where the great vessels emerge.
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B) right side of the heart.
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C) bottom of the heart, at the leftmost tip.
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D) back wall of the heart.
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Answer: C j o
LO: 1.1: State the location of the heart and its normal size.
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5) Pericardial fluid jo
A) decreases friction of the pericardial layers as they rub against each other.
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B) prevents backflow of blood from one chamber to the other.
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C) circulates through the heart's chambers. jo jo jo jo
D) lubricates the electrical system of the heart. jo jo jo jo jo jo jo
Answer: A j o
LO: 1.2: Name the walls and layers of the heart.
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2
Copyright © 2017 Pearson Education, Inc. jo jo jo jo jo
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,6) The innermost layer of the heart is the
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A) epicardium.
B) pericardium.
C) endocardium.
D) myocardium. j
Answer: C
o j o
LO: 1.2: Name the walls and layers of the heart.
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7) The layer of the heart that is damaged during a heart attack is the
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A) epicardium.
B) pericardium.
C) endocardium.
D) myocardium. j
Answer: D
o j o
LO: 1.2: Name the walls and layers of the heart.
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8) Which of these statements about the pericardium is NOT true?
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A) It anchors the heart to the diaphragm and great vessels.
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B) It is a two-layer sac enclosing the heart.
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C) It serves as protection for the heart.
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D) It is the wall of the heart that is damaged in a heart attack. A
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nswer: D j o
LO: 1.2: Name the walls and layers of the heart.
j o jo jo jo jo jo jo jo jo
9) Which of the following statements about the right atrium is TRUE?
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A) It is a receiving chamber for oxygenated blood returning from the lungs.
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B) It is the major pumping chamber of the heart.
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C) It is about 100% saturated with oxygen.
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D) It is the receiving chamber for deoxygenated blood coming from the vena cava. A
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nswer: D j o
LO: 1.3: Name all the structures of the heart.
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10) Which heart chamber delivers oxygenated blood to the entire body?
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A) Right atrium jo
B) Right ventricle jo
C) Left atrium jo
D) Left ventricle jo j
Answer: D
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LO: 1.5: State the oxygen saturation of the heart's chambers.
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11) The heart's valves open and close in response to changes in
jo jo jo jo jo jo jo jo jo jo
A) oxygenation.
B) sodium and potassium concentration. jo jo jo
C) pressure.
D) the heart's pacemaker.
jo jo jo
Answer: C j o
LO: 1.6: Describe the function and location of the heart valves.
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3
Copyright © 2017 Pearson Education, Inc. jo jo jo jo jo
VERIFIEDBRAINBOOSTER
, 12) Heart valves serve what purpose?
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A) They prevent blood from flowing forward.
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B) They prevent oxygenated blood from flowing through the coronary arteries.
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C) They prevent backflow of blood.
jo jo jo jo
D) They control the heart's electrical signals.
jo jo jo jo jo jo
Answer: C j o
LO: 1.6: Describe the function and location of the heart valves.
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13) The valve that separates the right atrium and right ventricle is the
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A) mitral valve. jo
B) pulmonic valve. jo
C) aortic valve. jo
D) tricuspid valve. jo jo
Answer: D j o
LO: 1.6: Describe the function and location of the heart valves.
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14) The heart valve found at the opening of the pulmonary artery is the
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A) aortic valve. jo
B) tricuspid valve. jo
C) mitral valve. jo
D) pulmonic valve. jo jo
Answer: D j o
LO: 1.6: Describe the function and location of the heart valves.
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15) Which of the following are both AV valves?
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A) Tricuspid and mitral valves jo jo jo
B) Aortic and mitral valves
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C) Mitral and pulmonic valves
jo jo jo
D) Aortic and pulmonic valves
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Answer: A j o
LO: 1.6: Describe the function and location of the heart valves.
j o jo jo jo jo jo jo jo jo jo
16) The first heart sound (S1) is associated with closure of which heart valves?
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A) Mitral and aortic jo jo
B) Tricuspid and pulmonic jo jo
C) Tricuspid and mitral jo jo
D) Aortic and pulmonic jo jo jo
Answer: C j o
LO: 1.7: Describe the relationship of the valves to heart sounds.
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17) The second heart sound (S2) is associated with closure of which heart valves?
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A) Mitral and aortic jo jo
B) Tricuspid and pulmonic jo jo
C) Tricuspid and mitral jo jo
D) Aortic and pulmonic jo jo jo
Answer: D j o
LO: 1.7: Describe the relationship of the valves to heart sounds.
j o jo jo jo jo jo jo jo jo jo
4
Copyright © 2017 Pearson Education, Inc.jo jo jo jo jo
VERIFIEDBRAINBOOSTER
Chapter 1 Cardiac Anatomy and Physiology
jo j o j o jo jo jo
1
Copyright © 2017 Pearson Education, Inc.
jo jo jo jo jo
VERIFIEDBRAINBOOSTER
,1.1 Multiple Choice Questions jo jo
1) The normal heart is the size of a
jo jo jo jo jo jo jo
A) foot.
B) cherry.
C) man's fist. jo
D) watermelon.
Answer: C j o
LO: 1.1: State the location of the heart and its normal size.
j o jo jo jo jo jo jo jo jo jo jo
2) The top of the heart where the great vessels emerge is the
jo jo jo jo jo jo jo jo jo jo jo
A) apex.
B) base.
C) chordae tendonae. jo
D) tricuspid valve. jo jo
Answer: B j o
LO: 1.1: State the location of the heart and its normal size.
j o jo jo jo jo jo jo jo jo jo jo
3) The fibrous tissue that divides the heart into right and left sides is the
jo jo jo jo jo jo jo jo jo jo jo jo jo
A) chordae tendonae. jo
B) papillary muscle. jo
C) septum.
D) pulmonic valve. jo jo
Answer: C j o
LO: 1.3: Name all the structures of the heart.
j o jo jo jo jo jo jo jo
4) The apex of the heart is located at the
jo jo jo jo jo jo jo jo
A) top of the heart, where the great vessels emerge.
jo jo jo jo jo jo jo jo
B) right side of the heart.
jo jo jo jo
C) bottom of the heart, at the leftmost tip.
jo jo jo jo jo jo jo
D) back wall of the heart.
jo jo jo jo jo
Answer: C j o
LO: 1.1: State the location of the heart and its normal size.
j o jo jo jo jo jo jo jo jo jo jo
5) Pericardial fluid jo
A) decreases friction of the pericardial layers as they rub against each other.
jo jo jo jo jo jo jo jo jo jo jo
B) prevents backflow of blood from one chamber to the other.
jo jo jo jo jo jo jo jo jo
C) circulates through the heart's chambers. jo jo jo jo
D) lubricates the electrical system of the heart. jo jo jo jo jo jo jo
Answer: A j o
LO: 1.2: Name the walls and layers of the heart.
j o jo jo jo jo jo jo jo jo
2
Copyright © 2017 Pearson Education, Inc. jo jo jo jo jo
VERIFIEDBRAINBOOSTER
,6) The innermost layer of the heart is the
jo jo jo jo jo jo jo
A) epicardium.
B) pericardium.
C) endocardium.
D) myocardium. j
Answer: C
o j o
LO: 1.2: Name the walls and layers of the heart.
j o jo jo jo jo jo jo jo jo
7) The layer of the heart that is damaged during a heart attack is the
jo jo jo jo jo jo jo jo jo jo jo jo jo
A) epicardium.
B) pericardium.
C) endocardium.
D) myocardium. j
Answer: D
o j o
LO: 1.2: Name the walls and layers of the heart.
j o jo jo jo jo jo jo jo jo
8) Which of these statements about the pericardium is NOT true?
jo jo jo jo jo jo jo jo jo
A) It anchors the heart to the diaphragm and great vessels.
jo jo jo jo jo jo jo jo jo
B) It is a two-layer sac enclosing the heart.
jo jo jo jo jo jo jo
C) It serves as protection for the heart.
jo jo jo jo jo jo
D) It is the wall of the heart that is damaged in a heart attack. A
jo jo jo jo jo jo jo jo jo jo jo jo jo jo
nswer: D j o
LO: 1.2: Name the walls and layers of the heart.
j o jo jo jo jo jo jo jo jo
9) Which of the following statements about the right atrium is TRUE?
jo jo jo jo jo jo jo jo jo jo
A) It is a receiving chamber for oxygenated blood returning from the lungs.
jo jo jo jo jo jo jo jo jo jo jo
B) It is the major pumping chamber of the heart.
jo jo jo jo jo jo jo jo
C) It is about 100% saturated with oxygen.
jo jo jo jo jo jo
D) It is the receiving chamber for deoxygenated blood coming from the vena cava. A
jo jo jo jo jo jo jo jo jo jo jo jo jo
nswer: D j o
LO: 1.3: Name all the structures of the heart.
j o jo jo jo jo jo jo jo
10) Which heart chamber delivers oxygenated blood to the entire body?
jo jo jo jo jo jo jo jo jo
A) Right atrium jo
B) Right ventricle jo
C) Left atrium jo
D) Left ventricle jo j
Answer: D
o j o
LO: 1.5: State the oxygen saturation of the heart's chambers.
j o jo jo jo jo jo jo jo jo
11) The heart's valves open and close in response to changes in
jo jo jo jo jo jo jo jo jo jo
A) oxygenation.
B) sodium and potassium concentration. jo jo jo
C) pressure.
D) the heart's pacemaker.
jo jo jo
Answer: C j o
LO: 1.6: Describe the function and location of the heart valves.
j o jo jo jo jo jo jo jo jo jo
3
Copyright © 2017 Pearson Education, Inc. jo jo jo jo jo
VERIFIEDBRAINBOOSTER
, 12) Heart valves serve what purpose?
jo jo jo jo
A) They prevent blood from flowing forward.
jo jo jo jo jo
B) They prevent oxygenated blood from flowing through the coronary arteries.
jo jo jo jo jo jo jo jo jo
C) They prevent backflow of blood.
jo jo jo jo
D) They control the heart's electrical signals.
jo jo jo jo jo jo
Answer: C j o
LO: 1.6: Describe the function and location of the heart valves.
j o jo jo jo jo jo jo jo jo jo
13) The valve that separates the right atrium and right ventricle is the
jo jo jo jo jo jo jo jo jo jo jo
A) mitral valve. jo
B) pulmonic valve. jo
C) aortic valve. jo
D) tricuspid valve. jo jo
Answer: D j o
LO: 1.6: Describe the function and location of the heart valves.
j o jo jo jo jo jo jo jo jo jo
14) The heart valve found at the opening of the pulmonary artery is the
jo jo jo jo jo jo jo jo jo jo jo jo
A) aortic valve. jo
B) tricuspid valve. jo
C) mitral valve. jo
D) pulmonic valve. jo jo
Answer: D j o
LO: 1.6: Describe the function and location of the heart valves.
j o jo jo jo jo jo jo jo jo jo
15) Which of the following are both AV valves?
jo jo jo jo jo jo jo
A) Tricuspid and mitral valves jo jo jo
B) Aortic and mitral valves
jo jo jo
C) Mitral and pulmonic valves
jo jo jo
D) Aortic and pulmonic valves
jo jo jo jo
Answer: A j o
LO: 1.6: Describe the function and location of the heart valves.
j o jo jo jo jo jo jo jo jo jo
16) The first heart sound (S1) is associated with closure of which heart valves?
jo jo jo jo jo jo jo jo jo jo jo jo
A) Mitral and aortic jo jo
B) Tricuspid and pulmonic jo jo
C) Tricuspid and mitral jo jo
D) Aortic and pulmonic jo jo jo
Answer: C j o
LO: 1.7: Describe the relationship of the valves to heart sounds.
j o jo jo jo jo jo jo jo jo jo
17) The second heart sound (S2) is associated with closure of which heart valves?
jo jo jo jo jo jo jo jo jo jo jo jo
A) Mitral and aortic jo jo
B) Tricuspid and pulmonic jo jo
C) Tricuspid and mitral jo jo
D) Aortic and pulmonic jo jo jo
Answer: D j o
LO: 1.7: Describe the relationship of the valves to heart sounds.
j o jo jo jo jo jo jo jo jo jo
4
Copyright © 2017 Pearson Education, Inc.jo jo jo jo jo
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