Question 1

The heart chamber that receives oxygenated blood from the pulmonary veins.

Accepted Answer

A)   left atrium
B)   left ventricle
C)   right auricle
D)   right atrium
E)   right ventricle

Question 2

The region between the right and left pleural cavities is the

Accepted Answer

A)   pericardial cavity.
B)   mediastinum.
C)   peritoneal cavity.
D)   vertebral cavity.
E)   pulmonary cavity.

Question 3

At which corner point of the heart does one listen for the sound of the closing aortic semilunar valve?

Accepted Answer

A)   inferior right
B)   inferior left
C)   superior left
D)   superior right

Question 4

Death of heart musculature due to lack of oxygen.

Accepted Answer

A)   myocardial infarction
B)   cardiac tamponade
C)   heart block
D)   ventricular fibrillation
E)   valve insufficiency

Question 5

Clinically, the posterior interventricular artery is referred to as the

Accepted Answer

A)   left artery ascending.
B)   posterior descending artery.
C)   left artery descending.
D)   posterior ascending artery.

Question 6

Heart block interferes with the ability of the ventricles to receive the pacing impulses of the conducting system.

Accepted Answer

A) True 
 B)False

Question 7

The tricuspid valve is closed

Accepted Answer

A)   when the ventricle is in systole.
B)   while the atrium is contracting.
C)   while the ventricle is in diastole.
D)   by movement of blood from atrium to ventricle.

Question 8

If the beating heart makes a ʺlub-dupʺ sound, the ʺdupʺ sound is caused by

Accepted Answer

A)   the apex of the heart hitting the anterior chest wall.
B)   vibrations that result from the semilunar valves slamming shut.
C)   a stenotic atrioventricular valve.
D)   the large force of the contracting ventricles.

Question 9

The ʺheartstringsʺ are

Accepted Answer

A)   trabeculae carneae.
B)   chordae tendineae.
C)   cusps of the atrioventricular valves.
D)   papillary muscles.

Question 10

Cells of the conducting system located between the AV node and bundle branches.

Accepted Answer

A)   trabeculae carneae
B)   papillary muscles
C)   crista terminalis
D)   atrioventricular bundle
E)   pectinate muscles

Question 11

Which structure develops from the embryological chamber called the sinus venosus?

Accepted Answer

A)   the right ventricle
B)   the left atrium
C)   the pulmonary trunk
D)   sinoatrial (S
A)   node

Question 12

A condition in which the ventricles are unable to pump blood efficiently because of rapid, random contraction of cardiac muscle fibers is called

Accepted Answer

A)   atrial fibrillation.
B)   congestive heart failure.
C)   pulmonary arterial hypertension.
D)   ventricular fibrillation.

Question 13

A penetrating stab wound to the heart wall that causes blood to leak into the pericardial cavity would result in

Accepted Answer

A)   endocarditis.
B)   cardiac tamponade.
C)   hypertrophic cardiomyopathy.
D)   myocardial infarction.

Question 14

Papillary muscles are horizontal ridges in the walls of the atrium.

Accepted Answer

A) True 
 B)False

Question 15

Compare the difference between incompetent and stenotic heart valves.

Accepted Answer

Incompetent heart valves are valves that...

Question 16

Which of the following veins does not deliver blood directly to the right atrium?

Accepted Answer

A)   coronary sinus
B)   superior vena cava
C)   the great cardiac veins
D)   inferior vena cava

Question 17

A heart valve that fails to close properly is considered to be or to exhibit insufficiency.

Accepted Answer

The answer of A heart valve that fails to close...

Exam 19: The Heart

Clinically, the posterior interventricular artery is referred to as the

Correct Answer
verified

A penetrating stab wound to the heart wall that causes blood to leak into the pericardial cavity would result in

Correct Answer
verified

If the beating heart makes a ʺlub-dupʺ sound, the ʺdupʺ sound is caused by

Correct Answer
verified

The region between the right and left pleural cavities is the

Correct Answer
verified

A heart valve that fails to close properly is considered to be or to exhibit insufficiency.

Correct Answer
verified

The heart chamber that receives oxygenated blood from the pulmonary veins.

Correct Answer
verified

The tricuspid valve is closed

Correct Answer
verified

A condition in which the ventricles are unable to pump blood efficiently because of rapid, random contraction of cardiac muscle fibers is called

Correct Answer
verified

Cells of the conducting system located between the AV node and bundle branches.

Correct Answer
verified

The ʺheartstringsʺ are

Correct Answer
verified

Compare the difference between incompetent and stenotic heart valves.

Correct Answer
verified
Incompetent heart valves are valves that...
View Answer

Which structure develops from the embryological chamber called the sinus venosus?

Correct Answer
verified

Which of the following veins does not deliver blood directly to the right atrium?

Correct Answer
verified

At which corner point of the heart does one listen for the sound of the closing aortic semilunar valve?

Correct Answer
verified

Heart block interferes with the ability of the ventricles to receive the pacing impulses of the conducting system.

Correct Answer
verified

Death of heart musculature due to lack of oxygen.

Correct Answer
verified

Papillary muscles are horizontal ridges in the walls of the atrium.

Correct Answer
verified

Exam 19: The Heart

Clinically, the posterior interventricular artery is referred to as the

Correct AnswerverifiedShow Answer

A penetrating stab wound to the heart wall that causes blood to leak into the pericardial cavity would result in

Correct AnswerverifiedShow Answer

If the beating heart makes a ʺlub-dupʺ sound, the ʺdupʺ sound is caused by

Correct AnswerverifiedShow Answer

The region between the right and left pleural cavities is the

Correct AnswerverifiedShow Answer

A heart valve that fails to close properly is considered to be or to exhibit insufficiency.

Correct AnswerverifiedShow Answer

The heart chamber that receives oxygenated blood from the pulmonary veins.

Correct AnswerverifiedShow Answer

The tricuspid valve is closed

Correct AnswerverifiedShow Answer

A condition in which the ventricles are unable to pump blood efficiently because of rapid, random contraction of cardiac muscle fibers is called

Correct AnswerverifiedShow Answer

Cells of the conducting system located between the AV node and bundle branches.

Correct AnswerverifiedShow Answer

The ʺheartstringsʺ are

Correct AnswerverifiedShow Answer

Compare the difference between incompetent and stenotic heart valves.

Correct AnswerverifiedIncompetent heart valves are valves that...View AnswerShow Answer

Which structure develops from the embryological chamber called the sinus venosus?

Correct AnswerverifiedShow Answer

Which of the following veins does not deliver blood directly to the right atrium?

Correct AnswerverifiedShow Answer

At which corner point of the heart does one listen for the sound of the closing aortic semilunar valve?

Correct AnswerverifiedShow Answer

Heart block interferes with the ability of the ventricles to receive the pacing impulses of the conducting system.

Correct AnswerverifiedShow Answer

Death of heart musculature due to lack of oxygen.

Correct AnswerverifiedShow Answer

Papillary muscles are horizontal ridges in the walls of the atrium.

Correct AnswerverifiedShow Answer

Correct Answer
verified

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Correct Answer
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Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified
Incompetent heart valves are valves that...
View Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified