Question 1

When dissecting a specimen, Barry noticed that the arteries were thicker and more elastic than the veins. Why?

Accepted Answer

A)   Veins return blood to the heart against gravity.
B)   Arteries contain a greater volume of blood.
C)   Veins have valves.
D)   Arteries are under greater pressure.
E)   Arteries have less smooth muscle than veins.F) B) and E)
G) A) and E)

Question 2

What is the function of valves in the veins?

Accepted Answer

A)   increase the rate of blood flow
B)   prevent the backward flow of blood
C)   regulation of blood pressure
D)   oxygenate the blood
E)   remove debris from the bloodF) B) and C)
G) A) and D)

Question 3

All veins carry oxygen-poor blood.

Accepted Answer

A) True 
 B)False

Question 4

Which of the following heart tissues is not part of the internal conduction system of the heart?

Accepted Answer

A)   atrioventricular bundle
B)   atrioventricular node
C)   Purkinje fibers
D)   sinoatrial node
E)   semilunar valveF) C) and D)
G) A) and E)

Question 5

What are the string-like structures in the heart that anchor the valves?

Accepted Answer

A)   cingulated pectorale
B)   chordae tendinae
C)   corpus albicans
D)   corpus callosum
E)   choroid plexusF) A) and E)
G) B) and E)

Question 6

Which blood vessel of the pulmonary circuit will carry deoxygenated blood?

Accepted Answer

A)   pulmonary artery
B)   pulmonary vein
C)   vena cava
D)   aorta
E)   all of these carry deoxygenated bloodF) C) and D)
G) B) and E)

Question 7

Compare the structure and function of the arteries to that of the veins.

Accepted Answer

Arteries are blood vessels that transpor...

Question 8

If a person is dehydrated, how will this affect nutrient exchange at the capillaries?

Accepted Answer

A)   It will have no effect.
B)   Water will not leave the arterial end of the capillary and enter the tissues.
C)   Oxygen will not leave the capillary and enter the tissues.
D)   Carbon dioxide will not leave the tissues and enter the capillary.
E)   Plasma proteins will be able to leave the capillary and enter the tissues.F) B) and D)
G) B) and C)

Question 9

Mrs. Hinson was informed that her blood pressure was 150/95. These numbers indicate that she has __________.

Accepted Answer

A)   normal blood pressure
B)   prehypertension
C)   hypotension
D)   stage 1 hypertension
E)   stage 2 hypertensionF) A) and D)
G) C) and E)

Question 10

The cardiac muscle is supplied with nutrients from the blood within the heart itself.

Accepted Answer

A) True 
 B)False

Question 11

What is the name of the thick, membranous sac that surrounds and protects the heart?

Accepted Answer

A)   mesothelium
B)   endothelium
C)   pericardium
D)   myocardium
E)   epicardiumF) B) and C)
G) C) and D)

Question 12

Which of the following is the largest artery of the systemic circuit?

Accepted Answer

A)   aorta
B)   vena cava
C)   femoral artery
D)   carotid artery
E)   pulmonary arteryF) None of the above
G) C) and E)

Question 13

Blood pressure ______ with distance from the left ventricle while the total cross-sectional area of the blood vessels __________.

Accepted Answer

A)   decreases, increases
B)   increases, decreases
C)   stays the same, decreases
D)   stays the same, increases
E)   decreases, stays the sameF) A) and B)
G) A) and C)

Question 14

If your pulse is 70 beats per minute, how fast is your heart beating?

Accepted Answer

A)   140 beats per minute
B)   35 beats per minute
C)   70 beats per minute
D)   120 beats per minute
E)   80 beats per minuteF) A) and E)
G) A) and D)

Question 15

What are the upper chambers of the heart called?

Accepted Answer

A)   atria
B)   auricles
C)   AV valves
D)   ventricles
E)   septaF) D) and E)
G) C) and E)

Question 16

The American Heart Association recommends a diet low in saturated fat and cholesterol to prevent which disease?

Accepted Answer

A)   hypotension
B)   aneurysm
C)   hypertension
D)   atherosclerosis
E)   infarctionF) None of the above
G) B) and D)

Question 17

Which of the following could be used to take a pulse?

Accepted Answer

A)   radial vein
B)   radial artery
C)   inferior vena cava
D)   superior vena cava
E)   renal capillariesF) A) and B)
G) A) and C)

Question 18

What happens to the excess fluid that leaves the capillaries at the venous end?

Accepted Answer

A)   There is no excess fluid, 100% always returns to the capillary beds.
B)   The excess fluid is excreted by the kidneys.
C)   The excess fluid is reabsorbed by the intestines.
D)   The excess fluid will accumulate in the cells causing them to rupture.
E)   The excess fluid is collected in the lymphatic capillaries.F) B) and C)
G) All of the above

Question 19

Dr. Ferguson explained that in a condition known as situs inversus, the internal organs are reversed in their orientation. Thus, the apex of the heart would be oriented to the ___.

Accepted Answer

A)   middle
B)   right
C)   left
D)   front
E)   backF) B) and D)
G) A) and B)

Question 20

Which of the following blood vessels are small, thin, and porous enough to exchange substances at the tissue level of organization?

Accepted Answer

A)   arterioles
B)   capillaries
C)   venules
D)   small arteries
E)   veinsF) B) and C)
G) B) and D)

Exam 5: Cardiovascular System: Heart and Blood Vessels

If your pulse is 70 beats per minute, how fast is your heart beating?

Correct AnswerverifiedShow Answer

The cardiac muscle is supplied with nutrients from the blood within the heart itself.

Correct AnswerverifiedShow Answer

What are the upper chambers of the heart called?

Correct AnswerverifiedShow Answer

What are the string-like structures in the heart that anchor the valves?

Correct AnswerverifiedShow Answer

Which blood vessel of the pulmonary circuit will carry deoxygenated blood?

Correct AnswerverifiedShow Answer

Which of the following could be used to take a pulse?

Correct AnswerverifiedShow Answer

All veins carry oxygen-poor blood.

Correct AnswerverifiedShow Answer

Which of the following heart tissues is not part of the internal conduction system of the heart?

Correct AnswerverifiedShow Answer

Compare the structure and function of the arteries to that of the veins.

Correct AnswerverifiedArteries are blood vessels that transpor...View AnswerShow Answer

The American Heart Association recommends a diet low in saturated fat and cholesterol to prevent which disease?

Correct AnswerverifiedShow Answer

Which of the following blood vessels are small, thin, and porous enough to exchange substances at the tissue level of organization?

Correct AnswerverifiedShow Answer

What is the function of valves in the veins?

Correct AnswerverifiedShow Answer

What happens to the excess fluid that leaves the capillaries at the venous end?

Correct AnswerverifiedShow Answer

Which of the following is the largest artery of the systemic circuit?

Correct AnswerverifiedShow Answer

Blood pressure ______ with distance from the left ventricle while the total cross-sectional area of the blood vessels __________.

Correct AnswerverifiedShow Answer

When dissecting a specimen, Barry noticed that the arteries were thicker and more elastic than the veins. Why?

Correct AnswerverifiedShow Answer

Dr. Ferguson explained that in a condition known as situs inversus, the internal organs are reversed in their orientation. Thus, the apex of the heart would be oriented to the ___.

Correct AnswerverifiedShow Answer

What is the name of the thick, membranous sac that surrounds and protects the heart?

Correct AnswerverifiedShow Answer

Mrs. Hinson was informed that her blood pressure was 150/95. These numbers indicate that she has __________.

Correct AnswerverifiedShow Answer

If a person is dehydrated, how will this affect nutrient exchange at the capillaries?

Correct AnswerverifiedShow Answer

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Arteries are blood vessels that transpor...
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Blood pressure with distance from the left ventricle while the total cross-sectional area of the blood vessels ____.

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