Question 1

Partial obstruction of blood flow in the coronary arteries may cause myocardial infarction.

Accepted Answer

A) True 
 B)False

Question 2

The anterior and posterior interventricular sulci are external features that mark the location of the _____ inside the heart.

Accepted Answer

interventr...

Question 3

Match the vessel with the description. Aorta:

Accepted Answer

A)   carries oxygenated blood away from the heart
B)   carries deoxygenated blood away from the heartC) A) and B)
D) undefined

Question 4

The _____ branch of the left coronary artery is located in the coronary sulcus.

Accepted Answer

The answer of The _____ branch of the left coronary...

Question 5

The heart cannot contract without signals from the autonomic nervous system.

Accepted Answer

A) True 
 B)False

Question 6

The atrio-ventricular (AV)  valve in the left side of the heart is known as the:

Accepted Answer

A)   bicuspid (mitral) 
B)   pulmonary semilunar.
C)   tricuspid.
D)   aortic semilunar.E) A) and D)
F) None of the above

Question 7

Match the ventricle of the heart with the description. Left ventricle:

Accepted Answer

A)   thicker myocardium
B)   pumps a smaller volume of bloodC) A) and B)
D) undefined

Question 8

Which of the following are branches of the left coronary artery? 
1)  marginal branch
2)  circumflex branch
3)  anterior interventricular branch
4)  posterior interventricular branch

Accepted Answer

A)   1, 2, 3
B)   2, 4
C)   1, 3 only
D)   2, 3 onlyE) A) and C)
F) C) and D)

Question 9

Surface projection refers to outlining the shape and location of an organ using landmarks on the surface of the organ body. Describe the surface projection of the heart.

Accepted Answer

See Figure 13.1d.
1. superior right poin...

Question 10

Discuss the most compelling reason for people to learn CPR.

Accepted Answer

CPR saves lives. It ...

Question 11

The _____ forms an external boundary between the superior atria and inferior ventricles.

Accepted Answer

A)   fossa ovalis
B)   foramen ovale
C)   coronary sulcus
D)   interventricular sulcusE) A) and D)
F) A) and C)

Question 12

There are four valves in the heart: 
1)  bicuspid (mitral) 
2)  tricuspid
3)  pulmonary semilunar
4)  aortic semilunar
What is the correct order in which blood flows through these valves, starting in the right atrium?

Accepted Answer

A)   1, 4, 2, 3
B)   1, 3, 2, 4
C)   2, 3, 1, 4
D)   2, 4, 1, 3E) A) and B)
F) B) and D)

Question 13

Trace the path of a drop of blood from the time it enters the heart via the superior vena cava until it is in the arch of the aorta.

Accepted Answer

The route described should contain, in o...

Question 14

Which of the following is an example of an arrhythmia?

Accepted Answer

A)   bradycardia
B)   tachycardia
C)   fibrillation
D)   All of these choicesE) None of the above
F) B) and C)

Question 15

Match the vessel with the description. Pulmonary trunk:

Accepted Answer

A)   carries deoxygenated blood away from the heart
B)   carries deoxygenated blood toward the heartC) A) and B)
D) undefined

Question 16

A vascular sinus, such as the coronary sinus, is best described as:

Accepted Answer

A)   a thin-walled vein that has no smooth muscle to alter its diameter.
B)   a thin-walled artery that has no smooth muscle to alter its diameter.
C)   a connection between blood vessels that allows for multiple routes of blood flow.
D)   a blood-filled connective tissue.E) All of the above
F) A) and B)

Question 17

When auscultating heart sounds, S2 is caused by blood turbulence associated with closure of the _____ valves at the beginning of ventricular _____.

Accepted Answer

A)   AV; diastole
B)   Semilunar; systole
C)   AV; systole
D)   Semilunar; diastoleE) A) and D)
F) All of the above

Question 18

Because of differential growth of cells tube and confines of the pericardium, loops and folds form in which two regions in the primitive heart?

Accepted Answer

A)   sinus venosus and primitive atrium
B)   primitive atrium and primitive ventricle
C)   primitive ventricle and bulbus cordis
D)   bulbus cordis and truncus arteriosusE) B) and C)
F) A) and B)

Question 19

Match the component of the conduction system of the heart with the description. Myocardium:

Accepted Answer

A)   thickest layer, muscular
B)   found only in walls of ventriclesC) A) and B)
D) undefined

Question 20

Regarding a myocardial infarction (MI) , heart tissue distal to an arterial obstruction dies and is replaced by _____.

Accepted Answer

A)   contractile cardiac muscle tissue
B)   noncontractile scar tissue
C)   adipose tissue
D)   None of these choicesE) A) and D)
F) All of the above

Exam 13: The Cardiovascular System: the Heart

There are four valves in the heart: 1) bicuspid (mitral) 2) tricuspid 3) pulmonary semilunar 4) aortic semilunar What is the correct order in which blood flows through these valves, starting in the right atrium?

Correct AnswerverifiedShow Answer

The _____ forms an external boundary between the superior atria and inferior ventricles.

Correct AnswerverifiedShow Answer

Which of the following is an example of an arrhythmia?

Correct AnswerverifiedShow Answer

Which of the following are branches of the left coronary artery? 1) marginal branch 2) circumflex branch 3) anterior interventricular branch 4) posterior interventricular branch

Correct AnswerverifiedShow Answer

Discuss the most compelling reason for people to learn CPR.

Correct AnswerverifiedCPR saves lives. It ...View AnswerShow Answer

Partial obstruction of blood flow in the coronary arteries may cause myocardial infarction.

Correct AnswerverifiedShow Answer

Surface projection refers to outlining the shape and location of an organ using landmarks on the surface of the organ body. Describe the surface projection of the heart.

Correct AnswerverifiedSee Figure 13.1d.1. superior right poin...View AnswerShow Answer

Match the vessel with the description. Aorta:

Correct AnswerverifiedShow Answer

Regarding a myocardial infarction (MI) , heart tissue distal to an arterial obstruction dies and is replaced by _____.

Correct AnswerverifiedShow Answer

Trace the path of a drop of blood from the time it enters the heart via the superior vena cava until it is in the arch of the aorta.

Correct AnswerverifiedThe route described should contain, in o...View AnswerShow Answer

Match the component of the conduction system of the heart with the description. Myocardium:

Correct AnswerverifiedShow Answer

When auscultating heart sounds, S2 is caused by blood turbulence associated with closure of the _____ valves at the beginning of ventricular _____.

Correct AnswerverifiedShow Answer

The atrio-ventricular (AV) valve in the left side of the heart is known as the:

Correct AnswerverifiedShow Answer

The heart cannot contract without signals from the autonomic nervous system.

Correct AnswerverifiedShow Answer

The _____ branch of the left coronary artery is located in the coronary sulcus.

Correct AnswerverifiedShow Answer

Because of differential growth of cells tube and confines of the pericardium, loops and folds form in which two regions in the primitive heart?

Correct AnswerverifiedShow Answer

A vascular sinus, such as the coronary sinus, is best described as:

Correct AnswerverifiedShow Answer

The anterior and posterior interventricular sulci are external features that mark the location of the _____ inside the heart.

Correct Answerverifiedinterventr...View AnswerShow Answer

Match the vessel with the description. Pulmonary trunk:

Correct AnswerverifiedShow Answer

Match the ventricle of the heart with the description. Left ventricle:

Correct AnswerverifiedShow Answer

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CPR saves lives. It ...
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See Figure 13.1d.
1. superior right poin...
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The route described should contain, in o...
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When auscultating heart sounds, S2 is caused by blood turbulence associated with closure of the _ valves at the beginning of ventricular _.

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interventr...
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