Question 1

Tachycardia is normal during sleep and in conditioned athletes while they are awake (but at rest).

Accepted Answer

A) True 
 B)False

Question 2

As you might expect, most of the nerves leading to the heart end in the sinoatrial node.

Accepted Answer

A) True 
 B)False

Question 3

Describe the anatomic positioning of the heart.

Accepted Answer

The heart is located in the thoracic cav

Question 4

The normal rhythm of the heart is set by the ectopic pacemaker.

Accepted Answer

A) True 
 B)False

Question 5

Blood passing through a semilunar valve will enter an artery.

Accepted Answer

A) True 
 B)False

Question 6

The base of the heart lies on the diaphragm.

Accepted Answer

A) True 
 B)False

Question 7

Match each part of the conduction system of the heart to the description of its location or function.
-Bundles that come from the atrioventricular node

Accepted Answer

A) Interatrial bundles 
B) Atrioventricular node 
C) Sinoatrial node 
D) Purkinje fibers 
E) Bundles of His
F)Internodal bundles 
A) Interatrial bundles 
B) Atrioventricular node 
C) Sinoatrial node 
D) Purkinje fibers 
E) Bundles of His
F)Internodal bundles

Question 8

Blood passing through the mitral valve has just left the right atrium.

Accepted Answer

A) True 
 B)False

Question 9

Valvular insufficiency can cause heart murmurs.

Accepted Answer

A) True 
 B)False

Question 10

Which of the following is a cuspid valve?

Accepted Answer

A) Aortic 
B) Pulmonary 
C) Mitral 
D) Both A and B 
A) Aortic 
B) Pulmonary 
C) Mitral 
D) Both A and B

Question 11

Match each term related to heart circulation with its corresponding location or description.
-Valve that opens into the left ventricle

Accepted Answer

A) Right ventricle 
B) Right atrium 
C) Left atrium 
D) Left ventricle 
E) Right atrioventricular valve
F)Left atrioventricular valve
G)Aortic semilunar valve
H)Pulmonary semilunar valve
I)Superior vena cava
J)Aorta
K)Pulmonary vein
L)Pulmonary artery 
A) Right ventricle 
B) Right atrium 
C) Left atrium 
D) Left ventricle 
E) Right atrioventricular valve
F)Left atrioventricular valve
G)Aortic semilunar valve
H)Pulmonary semilunar valve
I)Superior vena cava
J)Aorta
K)Pulmonary vein
L)Pulmonary artery

Question 12

The pulmonary arteries empty blood into the:

Accepted Answer

A) right atrium. 
B) right ventricle. 
C) left atrium. 
D) left ventricle. 
A) right atrium. 
B) right ventricle. 
C) left atrium. 
D) left ventricle.

Question 13

During atrial systole the AV valves are closed.

Accepted Answer

A) True 
 B)False

Exam 28: Heart

Tachycardia is normal during sleep and in conditioned athletes while they are awake (but at rest).

As you might expect, most of the nerves leading to the heart end in the sinoatrial node.

Describe the anatomic positioning of the heart.

The normal rhythm of the heart is set by the ectopic pacemaker.

Blood passing through a semilunar valve will enter an artery.

The base of the heart lies on the diaphragm.

Match each part of the conduction system of the heart to the description of its location or function. -Bundles that come from the atrioventricular node

Blood passing through the mitral valve has just left the right atrium.

Valvular insufficiency can cause heart murmurs.

Which of the following is a cuspid valve?

Match each term related to heart circulation with its corresponding location or description. -Valve that opens into the left ventricle

The pulmonary arteries empty blood into the:

During atrial systole the AV valves are closed.

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