Question 1

Which coat of an artery contains endothelium?

Accepted Answer

A)   tunica intima
B)   tunica media
C)   tunica adventitia
D)   tunica elastica
E)   tunica intermediaF) A) and B)
G) B) and D)

Question 2

A blood pressure reading of 120/80 would

Accepted Answer

A)   indicate a diastolic pressure of 120 mm Hg.
B)   have Korotkoff sounds at pressures above 120 mm Hg.
C)   indicate a systolic pressure of 120 mm Hg.
D)   indicate a systolic pressure of 80 mm Hg.
E)   would be considered hypertensive.F) All of the above
G) B) and C)

Question 3

In the pulmonary circulation, the _____ carry blood to the lungs.

Accepted Answer

A)   carotid sinuses
B)   pulmonary arteries
C)   coronary arteries
D)   superior vena cava and inferior vena cava
E)   aortaF) C) and E)
G) A) and D)

Question 4

Atrial natriuretic factor

Accepted Answer

A)   is released in response to elevated atrial pressure.
B)   stimulates the release of ADH.
C)   decreases urine production.
D)   stimulates release of aldosterone.
E)   increases blood volume.F) B) and D)
G) D) and E)

Question 5

Match the vessel with the appropriate description.
-thoracic visceral artery

Accepted Answer

A)  supplies blood to the diaphragm
B)  supplies blood to the esophagus
C)  supplies blood to the thoracic wall
D)  supplies blood to the pancreas and small intestine
E)  supplies blood to the stomach, liver, and spleenF) A) and E)
G) B) and C)

Question 6

Match the term with the best description.
-venules

Accepted Answer

A)  simple squamous epithelium of capillaries
B)  drain capillary networks
C)  regulate blood flow into capillaries
D)  do not have fenestrae
E)  bypass capillary bedsF) A) and D)
G) A) and C)

Question 7

The vasa vasorum

Accepted Answer

A)   are incompetent valves in the large veins.
B)   are special capillaries that supply nutrients to the walls of arteries and veins.
C)   are the blood vessels that supply blood to the vas deferens.
D)   are blood vessels that directly connect arteries to veins.
E)   supply blood to skeletal muscle.F) None of the above
G) B) and D)

Question 8

Veins

Accepted Answer

A)   carry blood away from the heart.
B)   carry blood under very high pressure.
C)   may contain valves and are lined with endothelium.
D)   are described as strong, rigid vessels that always carry oxygenated blood.
E)   have thick, many layered walls.F) B) and D)
G) A) and D)

Question 9

Match the vessel with the appropriate description.
-superior phrenic artery

Accepted Answer

A)  supplies blood to the diaphragm
B)  supplies blood to the esophagus
C)  supplies blood to the thoracic wall
D)  supplies blood to the pancreas and small intestine
E)  supplies blood to the stomach, liver, and spleenF) D) and E)
G) B) and D)

Question 10

Increased venous tone will

Accepted Answer

A)   relax the veins.
B)   help return blood to the heart.
C)   allow blood to pool in the veins.
D)   stabilize blood velocity in the veins.
E)   dilate the veins.F) All of the above
G) B) and D)

Question 11

In which of the following clinical situations would you expect edema?

Accepted Answer

A)   shock (which is accompanied by low blood pressure) 
B)   burns (which result in increased capillary permeability to plasma proteins) 
C)   dehydration (which results in low blood pressure) 
D)   vomiting (which leads to a decreased plasma volume) 
E)   diarrhea (which leads to a decreased blood volume) F) B) and D)
G) A) and D)

Question 12

The velocity of blood flow inside a blood vessel

Accepted Answer

A)   is equal to the blood pressure.
B)   is faster in the center of the blood vessel.
C)   is most rapid at a bend or turn in the vessel.
D)   increases along the walls of the blood vessel.
E)   is more rapid along the sides of the vessel.F) B) and E)
G) D) and E)

Question 13

The structure of a capillary wall differs from that of a vein or artery because

Accepted Answer

A)   the capillary wall has only two tunics.
B)   capillaries have more smooth muscle.
C)   capillary walls have only endothelium and a basement membrane.
D)   capillaries can constrict or dilate.
E)   capillaries are impermeable to all substances.F) C) and D)
G) All of the above

Question 14

-The diagram illustrates a part of a capillary. What does "C" represent?

Accepted Answer

A)   basement membrane
B)   RBC
C)   capillary endothelial cell
D)   nucleus of endothelial cell
E)   precapillary cellF) A) and E)
G) A) and B)

Question 15

What is the most important means by which capillary exchange occurs?

Accepted Answer

A)   exocytosis
B)   diffusion
C)   ATP powered pumps
D)   facilitated diffusionE) B) and C)
F) A) and B)

Question 16

Match the vessel with the appropriate description.
-external iliac artery

Accepted Answer

A)  supplies blood to the pelvic area
B)  formed by the bifurcation of the abdominal aorta
C)  the continuation of the femoral artery
D)  extends from the common iliac artery to the thigh
E)  continuation of the external iliac artery into the thighF) B) and C)
G) A) and D)

Question 17

Match the term with the appropriate description.
-arteriosclerosis

Accepted Answer

A)  a bulge (a weak spot)  in the artery wall
B)  degenerative changes in arteries
C)  an overstretching of the veins of the lower extremities
D)  inflammation of the veins
E)  small vessels that supply nutrients to large arteriesF) B) and E)
G) A) and D)

Question 18

-On this diagram label pulse point "B".

Accepted Answer

A)   femoral artery
B)   radial artery
C)   common carotid artery
D)   popliteal artery
E)   brachial arteryF) A) and E)
G) A) and D)

Question 19

One of the best ways to determine the adequacy of peripheral circulation is to check the pedal pulses. To check the pedal pulse you would check the pulse in the

Accepted Answer

A)   ankle.
B)   wrist.
C)   groin.
D)   neck.
E)   foot.F) A) and B)
G) A) and C)

Question 20

Urine output usually decreases when a person is in shock. This is the result of

Accepted Answer

A)   decreased ADH secretion.
B)   increased renin secretion.
C)   increased secretion of atrial natriuretic factor.
D)   decreased vasoconstriction due to the stress relaxation response.
E)   decreased aldosterone secretionF) All of the above
G) A) and E)

Exam 21: Cardiovascular System: Blood Vessels and Circulation

Match the term with the best description. -venules

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Urine output usually decreases when a person is in shock. This is the result of

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Match the vessel with the appropriate description. -external iliac artery

Correct AnswerverifiedShow Answer

The velocity of blood flow inside a blood vessel

Correct AnswerverifiedShow Answer

One of the best ways to determine the adequacy of peripheral circulation is to check the pedal pulses. To check the pedal pulse you would check the pulse in the

Correct AnswerverifiedShow Answer

-The diagram illustrates a part of a capillary. What does "C" represent?

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What is the most important means by which capillary exchange occurs?

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Match the term with the appropriate description. -arteriosclerosis

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Which coat of an artery contains endothelium?

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Match the vessel with the appropriate description. -superior phrenic artery

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Veins

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Increased venous tone will

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In which of the following clinical situations would you expect edema?

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In the pulmonary circulation, the _____ carry blood to the lungs.

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-On this diagram label pulse point "B".

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Atrial natriuretic factor

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The structure of a capillary wall differs from that of a vein or artery because

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The vasa vasorum

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Match the vessel with the appropriate description. -thoracic visceral artery

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A blood pressure reading of 120/80 would

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