Question 1

A person who sits for hours on a long airplane flight may have problems with blood pooling below the knees. Why?

Accepted Answer

A)   The valves in the leg veins don't work above a certain altitude.
B)   Blood pressure drops on long airplane flights.
C)   The respiratory pump is not helping blood return to the heart.
D)   The capillaries expand at high altitudes.
E)   The skeletal muscle pump below the knees is not helping blood return to the heart.F) A) and B)
G) B) and E)

Question 2

Gas exchange is the only function of blood.

Accepted Answer

A) True 
 B)False

Question 3

Tina's heart began to beat much faster when it came to the scary scene in the movie. Which portion of the nervous system causes the heart to beat faster when afraid?

Accepted Answer

A)   peripheral
B)   parasympathetic
C)   somatic
D)   sympathetic
E)   axialF) A) and C)
G) A) and E)

Question 4

What is considered the pacemaker of the heart?

Accepted Answer

A)   medulla oblongata
B)   the sinoatrial node
C)   the atrioventricular node
D)   Purkinje fibers
E)   atrioventricular bundleF) B) and C)
G) A) and E)

Question 5

Which of the following activities is not recommended for prevention of cardiovascular disease?

Accepted Answer

A)   Know your cholesterol level.
B)   Take antioxidant vitamins A, E, and 
C)  .
C)   Raise the LDL intake.
D)   Use olive and canola oil rather than butter/cream.
E)   Exercise moderately.F) All of the above
G) C) and D)

Question 6

Which blood vessel will supply oxygenated blood directly to the femoral artery?

Accepted Answer

A)   common iliac artery
B)   femoral vein
C)   aorta
D)   common iliac vein
E)   inferior vena cavaF) A) and B)
G) All of the above

Question 7

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) A) and E)
G) B) and C)

Question 8

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) A) and D)
G) A) and C)

Question 9

A hospital laboratory technician injects a dye into a vein in your right arm. What is the first chamber of the heart that the dye will reach?

Accepted Answer

A)   right atrium
B)   left atrium
C)   right ventricle
D)   left ventricle
E)   aortaF) A) and D)
G) A) and E)

Question 10

Tissue fluid contains lower amounts of protein than does plasma.

Accepted Answer

A) True 
 B)False

Question 11

Which arterial property enables it to resist the blood pressure?

Accepted Answer

A)   elastic tissue in the arterial wall
B)   valves within an artery
C)   skeletal muscle within the arterial walls
D)   precapillary sphincters
E)   a wall composed only of endotheliumF) None of the above
G) C) and D)

Question 12

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) C) and D)
G) A) and B)

Question 13

Which blood vessel will have the greatest amount of oxygen?

Accepted Answer

A)   femoral artery
B)   pulmonary artery
C)   vena cava
D)   jugular
E)   All of these are equal.F) A) and B)
G) D) and E)

Question 14

During open-heart surgery, the first heart structure that would be cut into is the _____.

Accepted Answer

A)   myocardium
B)   left ventricle
C)   pericardium
D)   right ventricle
E)   left atriumF) B) and E)
G) C) and E)

Question 15

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) C) and D)
G) A) and E)

Question 16

Generally, there are no symptoms of hypertension.

Accepted Answer

A) True 
 B)False

Question 17

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 blood.F) A) and C)
G) All of the above

Question 18

If the left semilunar valve were blocked, where would blood accumulate?

Accepted Answer

A)   lungs
B)   right atrium
C)   left atrium
D)   right ventricle
E)   left ventricleF) All of the above
G) A) and E)

Question 19

What drug may protect against having a first heart attack?

Accepted Answer

A)   acetaminophen
B)   aspirin
C)   ACE
D)   t-PA
E)   beta-blockersF) B) and D)
G) A) and D)

Question 20

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) D) and E)
G) A) and B)

Exam 5: Cardiovascular System : Heart and Blood Vessels

A hospital laboratory technician injects a dye into a vein in your right arm. What is the first chamber of the heart that the dye will reach?

Correct AnswerverifiedShow Answer

Generally, there are no symptoms of hypertension.

Correct AnswerverifiedShow Answer

Gas exchange is the only function of blood.

Correct AnswerverifiedShow Answer

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

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

Tina's heart began to beat much faster when it came to the scary scene in the movie. Which portion of the nervous system causes the heart to beat faster when afraid?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

What drug may protect against having a first heart attack?

Correct AnswerverifiedShow Answer

Which blood vessel will supply oxygenated blood directly to the femoral artery?

Correct AnswerverifiedShow Answer

A person who sits for hours on a long airplane flight may have problems with blood pooling below the knees. Why?

Correct AnswerverifiedShow Answer

What is considered the pacemaker of the heart?

Correct AnswerverifiedShow Answer

During open-heart surgery, the first heart structure that would be cut into is the _____.

Correct AnswerverifiedShow Answer

Which of the following activities is not recommended for prevention of cardiovascular disease?

Correct AnswerverifiedShow Answer

Which arterial property enables it to resist the blood pressure?

Correct AnswerverifiedShow Answer

If the left semilunar valve were blocked, where would blood accumulate?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Which blood vessel will have the greatest amount of oxygen?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Tissue fluid contains lower amounts of protein than does plasma.

Correct AnswerverifiedShow Answer

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