Chapter 03: Respiratory System
Eisenberg: Comprehensive Radiographic Pathology, 7th Edition
1. The heart is lined with a smooth, delicate membrane called the
a. myocardium
b. pericardium
c. epicardium
d. endocardium:
ANS: d. endocardium
2. The heart rate is controlled by the
a. autonomic nervous system
b. sympathetic nervous system
c. AV node
d. Purkinje fibers:
ANS: a. autonomic nervous system
3. Which hormone increases heart rate and increases the force of its contractions?
a. Acetylcholine.
b. Epinephrine.
c. Norepinephrine.
d. Cortisone.:
ANS: b. Epinephrine.
4. The left atrioventricular (AV) valve is also called the
a. tricuspid valve
b. mitral valve
c. quadcuspid valve
d. chordae tendineae:
ANS: b. mitral valve
5. Which structure separates the right and left sides of the heart?
a. Papillary muscle.
b. Myocardium.
c. Septum.
, d. Endocardium.:
ANS: c. Septum.
6. The tricuspid valve is located
a. between the left ventricle and aorta
b. between the left atrium and ventricle
c. between the right ventricle and the pulmonary artery
d. between the right atrium and ventricle:
ANS: d. between the right atrium and ventricle
7. Deoxygenated venous blood returns to the heart via the
a. right and left coronary arteries
b. pulmonary veins
c. superior and inferior vena cava
d. pulmonary arteries:
ANS: c. superior and inferior vena cava
8. The superior and inferior vena cava empty into the
a. right atrium
b. left atrium
c. right ventricle
d. left ventricle:
ANS: a. right atrium
9. The right ventricle pumps blood into the
a. pulmonary veins
b. aorta
c. superior and inferior vena cava
d. pulmonary artery:
ANS: d. pulmonary artery
10. The pulmonary veins empty into the
a. right atrium
b. right ventricle
Eisenberg: Comprehensive Radiographic Pathology, 7th Edition
1. The heart is lined with a smooth, delicate membrane called the
a. myocardium
b. pericardium
c. epicardium
d. endocardium:
ANS: d. endocardium
2. The heart rate is controlled by the
a. autonomic nervous system
b. sympathetic nervous system
c. AV node
d. Purkinje fibers:
ANS: a. autonomic nervous system
3. Which hormone increases heart rate and increases the force of its contractions?
a. Acetylcholine.
b. Epinephrine.
c. Norepinephrine.
d. Cortisone.:
ANS: b. Epinephrine.
4. The left atrioventricular (AV) valve is also called the
a. tricuspid valve
b. mitral valve
c. quadcuspid valve
d. chordae tendineae:
ANS: b. mitral valve
5. Which structure separates the right and left sides of the heart?
a. Papillary muscle.
b. Myocardium.
c. Septum.
, d. Endocardium.:
ANS: c. Septum.
6. The tricuspid valve is located
a. between the left ventricle and aorta
b. between the left atrium and ventricle
c. between the right ventricle and the pulmonary artery
d. between the right atrium and ventricle:
ANS: d. between the right atrium and ventricle
7. Deoxygenated venous blood returns to the heart via the
a. right and left coronary arteries
b. pulmonary veins
c. superior and inferior vena cava
d. pulmonary arteries:
ANS: c. superior and inferior vena cava
8. The superior and inferior vena cava empty into the
a. right atrium
b. left atrium
c. right ventricle
d. left ventricle:
ANS: a. right atrium
9. The right ventricle pumps blood into the
a. pulmonary veins
b. aorta
c. superior and inferior vena cava
d. pulmonary artery:
ANS: d. pulmonary artery
10. The pulmonary veins empty into the
a. right atrium
b. right ventricle
