Question 1
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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
 Select one:
 a. ankle.
 b. wrist.
 c. groin.
 d. neck.
 e. foot.
 Question 2
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Tracing the blood from the heart to the right hand, blood leaves the heart, passes through the
 ascending aorta, aortic arch, right subclavian artery, axillary and brachial arteries, either the
 radial or ulnar arteries and palmar arches to arrive at the hand. Which artery is missing in this
 sequence?
 Select one:
 a. cephalic
 b. jugular
 c. brachiocephalic
 d. right common carotid
 e. left subclavian artery
 Question 3
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A vein responsible for draining blood from the upper limb is the
 Select one:
 a. azygos vein.
 b. portal vein.
 c. cephalic vein.
 d. peroneal vein.
 e. common iliac vein.
 Question 4
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As the popliteal vein ascends the leg, it becomes the
 Select one:
 a. peroneal vein.
 b. saphenous vein.
 c. common iliac vein.
 d. femoral vein.
 e. deep femoral vein.
 Question 5
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Which of the following factors assists in the return of venous blood to the heart?
 (1) arterial dilation
 (2) valves in the veins
 (3) sympathetic stimulation
 (4) compression of veins by muscular movements
 Select one:
 a. 1 and 2
 b. 1, 2, 3
 c. 1, 2, 3, 4
 d. 2, 3, 4
 e. 1, 3, 4
 Question 6
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All of the following are functions of the circulatory system, except
 Select one:
 a. carries blood.
 b. regulates blood pressure.
 c. transports nutrients.
 d. directs blood flow to tissues.
 e. excretes wastes.
 Question 7
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Veins that return blood directly to the heart include the
 Select one:
 a. brachiocephalic vein.
 b. superior vena cava.
 c. portal vein.
 d. azygos vein.
 e. pulmonary arteries.
 Question 8
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When blood pressure increases, a number of events occur that return blood pressure to normal.
 Which of the following is one of the events that occurs after an increase in blood pressure?
 Select one:
 a. Baroreceptors are stimulated.
 b. Action potential frequency to the cardioregulatory center of brain decreases.
 c. Sympathetic stimulation of the heart increases.
 d. Heart rate increases.
 e. An increase in number of action potentials in the cardiac nerve.
 Question 9
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Which of the following is NOT a pericapillary cell found in capillaries?
 Select one:
 a. macrophages
 b. neurons
 c. undifferentiated smooth muscle cells
 d. fibroblasts
 Question 10
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Precapillary sphincters
 Select one:
 a. serve as valves in veins.
 b. are found in the tunica media.
 c. carry blood under high pressure.
 d. control the blood flow into capillary beds.
 e. are voluntary structures.
 Question 11
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Hardening of the arteries results in _______ and deposition of plaques in the walls of the arteries
 results in ______.
 Select one:
 a. atherosclerosis; arteriosclerosis
 b. atherosclerosis; phlebitis
 c. phlebitis; atherosclerosis
 d.phlebitis; arteriosclerosis
 e. arteriosclerosis; atherosclerosis
 Question 12
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 Question text
The major types of veins are ____________, ____________, and ______.
 Select one:
 a. superficial veins, sinuses, and anastomoses
 b. anastomoses, trunks, and sinuses
 c. superficial veins, deep veins, and anastomoses
 d.
 deep veins, trunks, and sinuses
 e. superficial veins, deep veins, and sinuses
 Question 13
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In the pulmonary circulation, the _____ carry blood to the lungs.
 Select one:
 a. carotid sinuses
 b. pulmonary arteries
 c. coronary arteries
 d. superior vena cava and inferior vena cava
 e. aorta
 Question 14
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Which statement is CORRECT?
 Select one:
 a. For an artery and vein of the same diameter, the vein would have a thicker wall.
 b. Veins contain valves and arteries do not.
 c. Blood pressure is lower in arteries than in veins.
 d. When empty, an artery is more likely to be collapsed (flattened) than a vein.
 
Question 15
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The blood vessels that are under the greatest pressure are the
 Select one:
 a. arterioles.
 b. capillaries.
 c. elastic arteries.
 d. veins.
 e. venules.
 Question 16
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From the heart to body tissues, which of the following sequences of vessels is correct?
 Select one:
 a. muscular artery, arteriole, elastic artery, capillary
 b. arteriole, muscular artery, elastic artery, capillary
 c. elastic artery, muscular artery, arteriole, capillary
 d. elastic artery, arteriole, muscular artery, capillary
 e. distributing artery, muscular artery, medium artery, capillary
 Question 17
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 Art is 75. He has advanced arteriosclerosis. He is suffering from a number of manifestations,
 which are consistent with his arteriosclerosis. Over the past several years he has developed
 hypertension and he is beginning to show signs of renal failure. Which of the following are
 consistent with his condition?
 Select one:
 a. increased resistance to blood flow
 b. increased renin secretion from the kidneys
 c. increased aldosterone secretion from the adrenal cortex
 d. increased angiotensinogen formation
 e. All of these choices is correct.
 Question 18
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Arteriosclerosis results in decreased compliance, which in turn causes the pulse pressure to
 Select one:
 a. increase.
 b. decrease.
 c. increase, then decrease.
 d. decrease, then increase.
 e. remain the same.
 
Question 19
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In response to circulatory shock,
 Select one:
 a. the body decreases ADH secretion.
 b. the renin-angiotensin mechanism is activated.
 c. atrial natriuretic factor is released.
 

 d. the vasomotor center is inhibited.
 e. the baroreceptors and chemoreceptors are inactivated.
 
Question 20
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In which of the following would you detect a weak pulse?
 Select one:
 a. hypertension
 b. hemorrhagic shock
 c. fluid excess
 d. increased stroke volume
 e. a healthy young person
 
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