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Multiple Choice Quiz 2
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1
Given these types of arteries:

1. arterioles
2. elastic arteries
3. muscular arteries

Arrange them in the order an erythrocyte passes through them as it leaves the heart.
A)1,2,3
B)1,3,2
C)2,3,1
D)2,1,3
E)3,2,1
2
Given these capillary types:

1. continuous capillaries
2. fenestrated capillaries
3. sinusoidal capillaries
4. sinusoids
5. venous sinuses

Arrange these capillaries in order from those with the most permeable capillary wall to those with the least permeable capillary wall.
A)1,2,3,4,5
B)2,1,4,3,5
C)3,1,2,4,5
D)4,5,3,1,2
E)5,4,3,2,1
3
Smooth muscle cells that regulate blood flow from the thoroughfare channel into capillaries are called
A)arterial capillaries.
B)metarterioles.
C)precapillary sphincters.
D)venous capillaries.
E)sinusoids.
4
The inner layer of blood vessel walls, consisting of endothelium, basement membrane, lamina propria, and internal elastic membrane, is the
A)tunica adventitia.
B)tunica intima.
C)tunica media.
D)tunica muscularis.
E)tunica intermedius
5
Which of these blood vessels has tunica adventitia as the predominant layer?
A)elastic arteries
B)medium arteries
C)arterioles
D)venules
E)large veins
6
Small vessels that supply blood to the walls of veins and arteries are called the
A)vasa vasorum.
B)glomus.
C)arteriovenus anastomosis.
D)venules.
E)varicose veins.
7
Which of these vessels contain the most valves?
A)elastic arteries near the heart
B)small arteries in the upper extremities
C)venules in the feet
D)medium veins in the arms
E)medium veins in the legs
8
Which of these locations has naturally occurring arteriovenous anastomoses?
A)brain
B)heart
C)sole of the foot
D)thorax
E)veins of the small intestine
9
The walls of most blood vessels are innervated by
A)myelinated motor neurons.
B)unmyelinated sensory neurons.
C)unmyelinated motor neurons.
D)unmyelinated parasympathetic neurons.
E)unmyelinated sympathetic neurons.
10
A condition in which a fatlike substance containing cholesterol is deposited in the walls of arteries to form plaque is called
A)arteriosclerosis.
B)atherosclerosis.
C)aneurysm.
D)anastomosis.
E)phlebitis.
11
Vasoconstriction and vasodilation have the least effect on
A)arterioles.
B)elastic arteries.
C)muscular arteries.
D)small arteries.
12
Veins greater than 2mm in diameter have
A)no tunica adventitia.
B)thicker walls than arteries.
C)valves.
D)no endothelial lining.
E)no smooth muscle in their walls.
13
The first branch from the aortic arch is the
A)brachiocephalic artery.
B)left common carotid artery.
C)right common carotid artery.
D)left subclavian artery.
E)right subclavian artery.
14
Given these vessels:

1. basilar artery
2. brachiocephalic artery
3. circle of Willis
4. right subclavian artery
5. right vertebral artery

Choose the arrangement that lists the vessels in order going from the aorta to the brain.
A)1,2,5,4,3
B)2,4,3,5,1
C)2,4,5,1,3
D)4,2,1,3,5
E)5,1,3,2,4
15
Given these arteries:

1. brachiocephalic artery
2. circle of Willis
3. left subclavian artery
4. left common carotid artery
5. left internal carotid artery

Choose the arteries, in order, that an erythrocyte passes through traveling from the aorta to the brain.
A)1,4,5
B)1,3,4,2
C)3,4,5,2
D)4,5,2
E)5,4,3,2
16
The artery that supplies blood to the structures of the neck and face is the
A)axillary artery.
B)brachial artery.
C)external carotid artery.
D)internal carotid artery.
E)basilar artery.
17
The artery that supplies blood to the stomach, liver and spleen is the
A)celiac trunk.
B)inferior phrenic.
C)inferior mesenteric.
D)posterior intercostal.
E)superior mesenteric.
18
The posterior intercostal arteries branch from the __________ , whereas the anterior intercostal arteries branch from the __________ .
A)aorta, subclavian arteries
B)aorta, internal thoracic arteries
C)subclavian arteries, aorta
D)subclavian arteries, internal thoracic arteries
E)internal thoracic arteries, aorta
19
Which of these arteries is unpaired?
A)hepatic artery
B)gonadal artery
C)renal artery
D)suprarenal artery
E)common iliac artery
20
Which of these arteries carries blood to the diaphragm?
A)anterior intercostal
B)inferior mesenteric
C)inferior phrenic
D)common hepatic
E)gastroduodenal
21
The artery that supplies blood to the small intestine and upper portion of the colon is the
A)celiac trunk.
B)common iliac artery.
C)inferior mesenteric artery.
D)posterior intercostal artery.
E)superior mesenteric artery.
22
Given these arteries:

1. external iliac artery
2. femoral artery
3. fibular artery
4. medial and lateral plantar arteries
5. popliteal artery
6. posterior tibial artery

Choose the arteries, in order, that an erythrocyte passes through traveling from the aorta to the foot.
A)1,2,3,4,5,6
B)1,2,5,6,3,4
C)2,1,5,3,6,4
D)3,6,4,2,1,5
E)5,2,1,3,4,6
23
Which of these veins drains blood from the posterior thoracic wall, and delivers blood to the superior vena cava?
A)axillary vein
B)azygos vein
C)basilic vein
D)internal jugular vein
E)external jugular vein
24
Which of these veins is a deep vein?
A)basilic vein
B)brachial vein
C)cephalic vein
D)median cubital vein
E)great saphenous vein
25
Given these veins:

1. brachiocephalic vein
2. internal jugular vein
3. superior vena cava
4. venous sinuses

Choose the veins, in order, that an erythrocyte passes through traveling from the brain to the heart.
A)1,2,3,4
B)1,3,4,2
C)2,3,4,1
D)3,2,4,1
E)4,2,1,3
26
Which of these veins is frequently used as a site for drawing blood from a patient?
A)brachial vein
B)axillary vein
C)median cubital vein
D)radial vein
E)basilic vein
27
Given these veins:

1. axillary vein
2. basilic vein
3. brachiocephalic vein
4. subclavian vein

Choose the veins, in order, that an erythrocyte passes through traveling from the hand to the superior vena cava.
A)1,2,3,4
B)1,4,3,2
C)2,1,4,3
D)3,2,4,1
E)4,2,1,3
28
Given these veins:

1. hepatic vein
2. hepatic portal vein
3. inferior mesenteric vein
4. splenic vein

Choose the veins, in order, that an erythrocyte passes through traveling from the descending colon to the inferior vena cava.
A)1,2,3,4
B)1,4,3,2
C)2,1,4,3
D)3,4,2,1
E)4,3,2,1
29
Given these veins:

1. left gonadal vein
2. inferior vena cava
3. left renal vein
4. superior mesenteric vein

Choose the veins, in order, that an erythrocyte passes through traveling from the left ovary to the heart.
A)1,2,3,4
B)1,3,2
C)1,4,2
D)1,3,4,2
E)4,1,3
30
Which of these areas is drained by the thoracic duct?
A)lower limbs
B)abdomen
C)left thorax
D)left side of head
E)all of these
31
If each of these factors is doubled, which has the greatest influence on blood flow?
A)blood viscosity
B)radius of the blood vessel
C)length of the blood vessel
D)pressure gradient
32
Vascular compliance
A)is greater in arteries than in veins.
B)results in veins being blood storage areas.
C)is the pressure at which blood vessels collapse.
D)is caused by an increase in viscosity of the blood.
E)is caused by increased vessel length.
33
According to the law of Laplace,
A)the force that stretches the wall of a blood vessel is proportional to the diameter of the vessel times blood pressure.
B)as blood pressure decreases, the force acting on the wall of a blood vessel decreases.
C)as the diameter of a blood vessel increases, the force acting on the wall of a blood vessel increases.
D)aneurysms tend to increase in size.
E)all of these
34
If a person has a systolic pressure of 100mm Hg, and a diastolic pressure of 70mm Hg, her pulse pressure is
A)170mm Hg.
B)85mm Hg.
C)30mm Hg.
D)25mm Hg.
E)20mm Hg.
35
At the capillary, __________ causes fluid to leave the capillary and __________ causes fluid to enter the capillary.
A)blood pressure, osmosis
B)osmosis, blood pressure
C)blood pressure, lymphatic pressure
D)lymphatic pressure, blood pressure
E)vasoconstriction, vasodilation
36
Which of these causes precapillary sphincters to relax?
A)increase in CO2 in tissues
B)decrease in pH in tissues
C)decrease in O2 levels in tissues
D)decrease in glucose in tissues
E)all of these
37
To determine mean arterial pressure (MAP), cardiac output (CO) is multiplied by
A)diastolic pressure.
B)systolic pressure.
C)pulse pressure.
D)peripheral resistance.
E)0.67.
38
__________ mechanisms are most important for regulating mean arterial pressure on a short-term basis; __________ mechanisms are most important for regulating mean arterial pressure on a long-term basis.
A)Baroreceptor, chemoreceptor
B)Chemoreceptor, baroreceptor
C)Chemoreceptor, hormonal
D)Hormonal, baroreceptor
E)Baroreceptor, hormonal
39
Which of these conditions occur as a result of increased angiotensin II production?
A)vasodilation in arterioles
B)decreased peripheral resistance
C)decreased venous return
D)increased aldosterone secretion
E)increased renin secretion
40
Which of these mechanisms results in decreased blood pressure?
A)increased production of angiotensin II
B)increased secretion of aldosterone
C)increased vasopressin secretion
D)increased secretion of atrial natriuretic hormone
E)increased secretion of epinephrine





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