,ECGs Made Easy 8th Edition by Barbara Aehlert Test Bank
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Table of Contents:
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Chapter 1. Anatomy & Physiology
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Chapter 2. Basic Electrophysiology
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Chapter 3. Sinus Mechanisms
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Chapter 4. Atrial Rhythms
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Chapter 5. Junctional Rhythms
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Chapter 6. Ventricular Rhythms
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Chapter 7. Atrioventricular Blocks
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Chapter 8. Pacemaker Rhythms
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Chapter 9. Introduction to the 12-Lead ECG
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Chapter 10. Post-Test
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,Chapter 01: Anatomy and Physiolog
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y Aehlert: ECGs Made Easy, 8th Edit
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ion
MULTIPLE CHOICE @q
1. The ape of the heart is formed by the
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a. tip of the left ventricle
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b. tip of the right atrium
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c. right atrium and right ventricle
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d. left atrium and left ventricle
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ANS: A @q
The heart’s ape , or lower portion, is formed by the tip of the left ventricle. The ape l
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ies just above the diaphragm, between the fifth and si th ribs, in the midclavicular line
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.
OBJ: @ q Identify the surfaces of the heart.
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2. The left atrium receives blood from the
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a. pulmonary veins @q
b. aorta
c. pulmonary arteries @q
d. inferior vena cava @q @q
ANS: A @q
The left atrium receives freshly o ygenated blood from the lungs via the right and left
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pulmonary veins. @q
OBJ: @ q Identify and describe the chambers of the heart and the vessels that enter or leave each.
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3. The anterior surface of the heart consists primarily of the
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a. left atrium @q
b. right atrium @q
c. left ventricle @q
d. right ventricle @q
ANS: D @q
The front (anterior) surface of the heart lies behind the sternum and costal cartilages. I
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t is formed by portions of the right atrium and the left and right ventricles. However,
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because the heart is tilted slightly toward the left in the chest, the right ventricle is the
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area of the heart that lies most directly behind the sternum.
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OBJ: @ q Identify the surfaces of the heart.
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4. Blood pressure is determined by
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a. stroke volume; heart rate@q @q @q
b. heart rate; cardiac output
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c. cardiac output; peripheral vascular resistance
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d. stroke volume; peripheral vascular resistance
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ANS: C @q
Blood pressure is equal to cardiac output multiplied by peripheral vascular resistance.
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, OBJ: @ q Identify and e plain the components of blood pressure and cardiac output.
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5. The right atrium receives venous blood from the head, neck, and thora
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, from the remainder of the body via the @q @q @q @q @q @q @q @q
, and from the heart via the . @q @q @q @q @q @q
a. coronary sinus; superior vena cava; inferior vena cava
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b. superior vena cava; coronary sinus; inferior vena cava
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c. inferior vena cava; superior vena cava; coronary sinus
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d. superior vena cava; inferior vena cava; coronary sinus
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ANS: D @q
The right atrium receives blood low in o ygen from the superior vena cava, which ca
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rries blood from the head and upper e tremities; the inferior vena cava, which carries
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blood from the lower body; and the coronary sinus, which is the largest vein that dra
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ins the heart.
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OBJ: @ q Identify and describe the chambers of the heart and the vessels that enter or leave each.
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6. The heart is divided into
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a. two; four @q
b. three; two @q
c. four; two @q
d. four; three @q
ANS: C @q
The heart has four chambers: two atria and two ventricles. The right and left sides of t
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he heart are separated by an internal wall of connective tissue called a septum. The int
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eratrial septum separates the right and left atria. The interventricular septum separates t
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he right and left ventricles. The septa separate the heart into two functional pumps. Th
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e right atrium and right ventricle make up one pump. The left atrium and left ventricle
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make up the other.
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OBJ: @ q Identify and describe the chambers of the heart and the vessels that enter or leave each.
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7. Stimulation of alpha1 receptors results in
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a. increased heart rate @q @q
b. peripheral vasoconstriction @q
c. constriction of bronchial smooth muscle @q @q @q @q
d. increased force of myocardial contraction @q @q @q @q
ANS: B @q
Alpha1 receptors are found in the eyes, blood vessels, bladder, and male reproductive organ
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s. Stimulation of alpha1 receptor sites results in constriction.
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OBJ: @ q Compare and contrast the effects of sympathetic and parasympathetic stimulation of the hear
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t.
8. Which side of the heart is a low-pressure system that pumps venous blood to the lungs?
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a. Left
b. Right
ANS: B @q
The job of the right side of the heart is to pump uno ygenated blood to and through t
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he lungs to the left side of the heart. This is called the pulmonary circulation. The righ
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t side of the heart is a low-pressure system.
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Table of Contents:
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Chapter 1. Anatomy & Physiology
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Chapter 2. Basic Electrophysiology
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Chapter 3. Sinus Mechanisms
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Chapter 4. Atrial Rhythms
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Chapter 5. Junctional Rhythms
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Chapter 6. Ventricular Rhythms
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Chapter 7. Atrioventricular Blocks
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Chapter 8. Pacemaker Rhythms
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Chapter 9. Introduction to the 12-Lead ECG
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Chapter 10. Post-Test
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,Chapter 01: Anatomy and Physiolog
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y Aehlert: ECGs Made Easy, 8th Edit
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ion
MULTIPLE CHOICE @q
1. The ape of the heart is formed by the
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a. tip of the left ventricle
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b. tip of the right atrium
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c. right atrium and right ventricle
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d. left atrium and left ventricle
@q @q @q @q
ANS: A @q
The heart’s ape , or lower portion, is formed by the tip of the left ventricle. The ape l
@q @q @q @q @q @q @q @q @q @q @q @q @q @q @q @q @q @q@q
ies just above the diaphragm, between the fifth and si th ribs, in the midclavicular line
@q @q @q @q @q @q @q @q @q @q @q @q @q @q @q
.
OBJ: @ q Identify the surfaces of the heart.
@q @q @q @q @q
2. The left atrium receives blood from the
@q @q @q @q @q @q .
a. pulmonary veins @q
b. aorta
c. pulmonary arteries @q
d. inferior vena cava @q @q
ANS: A @q
The left atrium receives freshly o ygenated blood from the lungs via the right and left
@q @q @q @q @q @q @q @q @q @q @q @q @q @q @q @q
pulmonary veins. @q
OBJ: @ q Identify and describe the chambers of the heart and the vessels that enter or leave each.
@q @q @q @q @q @q @q @q @q @q @q @q @q @q @q
3. The anterior surface of the heart consists primarily of the
@q @q @q @q @q @q @q @q @q .
a. left atrium @q
b. right atrium @q
c. left ventricle @q
d. right ventricle @q
ANS: D @q
The front (anterior) surface of the heart lies behind the sternum and costal cartilages. I
@q @q @q @q @q @q @q @q @q @q @q @q @q @q
t is formed by portions of the right atrium and the left and right ventricles. However,
@q @q @q @q @q @q @q @q @q @q @q @q @q @q @q @q
because the heart is tilted slightly toward the left in the chest, the right ventricle is the
@q @q @q @q @q @q @q @q @q @q @q @q @q @q @q @q
area of the heart that lies most directly behind the sternum.
@q @q @q @q @q @q @q @q @q @q @q
OBJ: @ q Identify the surfaces of the heart.
@q @q @q @q @q
4. Blood pressure is determined by
@q multiplied by @q @q @q @q .
a. stroke volume; heart rate@q @q @q
b. heart rate; cardiac output
@q @q @q
c. cardiac output; peripheral vascular resistance
@q @q @q @q
d. stroke volume; peripheral vascular resistance
@q @q @q @q
ANS: C @q
Blood pressure is equal to cardiac output multiplied by peripheral vascular resistance.
@q @q @q @q @q @q @q @q @q @q @q
, OBJ: @ q Identify and e plain the components of blood pressure and cardiac output.
@q @q @q @q @q @q @q @q @q @q @q
5. The right atrium receives venous blood from the head, neck, and thora
@q @q @q via the @q @q @q @q @q @q @q @q @q@q @q
, from the remainder of the body via the @q @q @q @q @q @q @q @q
, and from the heart via the . @q @q @q @q @q @q
a. coronary sinus; superior vena cava; inferior vena cava
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b. superior vena cava; coronary sinus; inferior vena cava
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c. inferior vena cava; superior vena cava; coronary sinus
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d. superior vena cava; inferior vena cava; coronary sinus
@q @q @q @q @q @q @q
ANS: D @q
The right atrium receives blood low in o ygen from the superior vena cava, which ca
@q @q @q @q @q @q @q @q @q @q @q @q @q @q @q
rries blood from the head and upper e tremities; the inferior vena cava, which carries
@q @q @q @q @q @q @q @q @q @q @q @q @q @q @q
blood from the lower body; and the coronary sinus, which is the largest vein that dra
@q @q @q @q @q @q @q @q @q @q @q @q @q @q @q
ins the heart.
@q @q
OBJ: @ q Identify and describe the chambers of the heart and the vessels that enter or leave each.
@q @q @q @q @q @q @q @q @q @q @q @q @q @q @q
6. The heart is divided into
@q @q @q @q chambers but functions as a @q @q @q @q -sided pump. @q
a. two; four @q
b. three; two @q
c. four; two @q
d. four; three @q
ANS: C @q
The heart has four chambers: two atria and two ventricles. The right and left sides of t
@q @q @q @q @q @q @q @q @q @q @q @q @q @q @q @q
he heart are separated by an internal wall of connective tissue called a septum. The int
@q @q @q @q @q @q @q @q @q @q @q @q @q @q @q
eratrial septum separates the right and left atria. The interventricular septum separates t
@q @q @q @q @q @q @q @q @q @q @q @q
he right and left ventricles. The septa separate the heart into two functional pumps. Th
@q @q @q @q @q @q @q @q @q @q @q @q @q @q
e right atrium and right ventricle make up one pump. The left atrium and left ventricle
@q @q @q @q @q @q @q @q @q @q @q @q @q @q @q
make up the other.
@q @q @q @q
OBJ: @ q Identify and describe the chambers of the heart and the vessels that enter or leave each.
@q @q @q @q @q @q @q @q @q @q @q @q @q @q @q
7. Stimulation of alpha1 receptors results in
@q . @q @q @q @q
a. increased heart rate @q @q
b. peripheral vasoconstriction @q
c. constriction of bronchial smooth muscle @q @q @q @q
d. increased force of myocardial contraction @q @q @q @q
ANS: B @q
Alpha1 receptors are found in the eyes, blood vessels, bladder, and male reproductive organ
@q @q @q @q @q @q @q @q @q @q @q @q @q
s. Stimulation of alpha1 receptor sites results in constriction.
@q @q @q @q @q @q @q @q
OBJ: @ q Compare and contrast the effects of sympathetic and parasympathetic stimulation of the hear
@q @q @q @q @q @q @q @q @q @q @q @q
t.
8. Which side of the heart is a low-pressure system that pumps venous blood to the lungs?
@q @q @q @q @q @q @q @q @q @q @q @q @q @q @q
a. Left
b. Right
ANS: B @q
The job of the right side of the heart is to pump uno ygenated blood to and through t
@q @q @q @q @q @q @q @q @q @q @q @q @q @q @q @q @q @q
he lungs to the left side of the heart. This is called the pulmonary circulation. The righ
@q @q @q @q @q @q @q @q @q @q @q @q @q @q @q @q
t side of the heart is a low-pressure system.
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