1. Peripheral Circulation and Regulation
Introduction
Arteries
Veins
Blood Flow
Grab Bag
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FINAL ROUND

2. Introduction: $100 Question
This type of capillary has no gaps between endothelial cells, is less permeable to large molecules and exists in muscle and nervous tissue:
a. continuous capillary
b. fenestrated capillary
c. sinusoidal capillary
ANSWER
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3. Introduction: $100 Answer
This type of capillary has no gaps between endothelial cells, is less permeable to large molecules and exists in muscle and nervous tissue:
a. continuous capillary
b. fenestrated capillary
c. sinusoidal capillary
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4. Introduction: $200 Question
Smooth muscle cells that regulate blood flow from the thoroughfare channel into capillaries are called this:
a. arterial capillaries
b. metarterioles
c. precapillary sphincters
d. venous capillaries
e. sinusoids
ANSWER
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5. Introduction: $200 Answer
Smooth muscle cells that regulate blood flow from the thoroughfare channel into capillaries are called this:
a. arterial capillaries
b. metarterioles
c. precapillary sphincters
d. venous capillaries
e. sinusoids
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6. Introduction: $300 Question
This is the inner layer of blood vessel walls and consists of endothelium, basement membrane, lamina propria, and an internal elastic membrane:
a. tunica adventitia (externa)
b. tunica intima (interna)
c. tunica media
d. tunica muscularis
e. tunica intermedius
ANSWER
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7. Introduction: $300 Answer
This is the inner layer of blood vessel walls and consists of endothelium, basement membrane, lamina propria, and an internal elastic membrane:
a. tunica adventitia (externa)
b. tunica intima (interna)
c. tunica media
d. tunica muscularis
e. tunica intermedius
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8. Introduction: $400 Question
This blood vessel has tunica adventitia (externa) as the predominant layer:
a. elastic arteries
b. medium arteries
c. arterioles
d. venules
e. large veins
ANSWER
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9. Introduction: $400 Answer
This blood vessel has tunica adventitia (externa) as the predominant layer:
a. elastic arteries
b. medium arteries
c. arterioles
d. venules
e. large veins
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10. Introduction: $500 Question
Given these blood vessels: 1. arteriole 2. capillary 3. elastic artery 4. muscular artery 5. vein 6. venule Choose the arrangement that lists the blood vessels in the order a red blood cell passes through them as it leaves the heart, travels to a tissue, and returns to the heart.
a. 3,4,2,1,5,6 c. 4,3,1,2,5,6
b. 3,4,1,2,6,5 d. 4,3,2,1,6,5
ANSWER
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11. Introduction: $500 Answer
Given these blood vessels: 1. arteriole 2. capillary 3. elastic artery 4. muscular artery 5. vein 6. venule Choose the arrangement that lists the blood vessels in the order a red blood cell passes through them as it leaves the heart, travels to a tissue, and returns to the heart.
a. 3,4,2,1,5,6 c. 4,3,1,2,5,6
b. 3,4,1,2,6,5 d. 4,3,2,1,6,5
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12. The first branch from the aortic arch is this:
Arteries: $100 Question
The first branch from the aortic arch is this:
a. brachiocephalic artery
b. left common carotid artery
c. right common carotid artery
d. left subclavian artery
e. right subclavian artery
ANSWER
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13. The first branch from the aortic arch is this:
Arteries: $100 Answer
The first branch from the aortic arch is this:
a. brachiocephalic artery
b. left common carotid artery
c. right common carotid artery
d. left subclavian artery
e. right subclavian artery
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14. This artery supplies blood to the stomach, liver and spleen:
Arteries: $200 Question
This artery supplies blood to the stomach, liver and spleen:
a. celiac trunk
b. gastric
c. inferior mesenteric
d. posterior intercostal
e. superior mesenteric
ANSWER
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15. This artery supplies blood to the stomach, liver and spleen:
Arteries: $200 Answer
This artery supplies blood to the stomach, liver and spleen:
a. celiac trunk
b. gastric
c. inferior mesenteric
d. posterior intercostal
e. superior mesenteric
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16. b. carbon dioxide; oxygen c. oxygen; carbon dioxide
Arteries: $300 Question
Blood going to the lungs through the pulmonary arteries contains a high concentration of ______ and a low concentration of ______.
a. oxygen; hemoglobin
b. carbon dioxide; oxygen
c. oxygen; carbon dioxide
d. carbon dioxide; hemoglobin
ANSWER
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17. b. carbon dioxide; oxygen c. oxygen; carbon dioxide
Arteries: $300 Answer
Blood going to the lungs through the pulmonary arteries contains a high concentration of ______ and a low concentration of ______.
a. oxygen; hemoglobin
b. carbon dioxide; oxygen
c. oxygen; carbon dioxide
d. carbon dioxide; hemoglobin
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18. a. hepatic portal system
Arteries: $400 Question
The left and right internal carotid arteries and the left and right vertebral arteries all contribute to this:
a. hepatic portal system
b. circle of Willis (cerebral arterial circle)
c. coronary circulation
d. celiac trunk
ANSWER
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19. a. hepatic portal system
Arteries: $400 Answer
The left and right internal carotid arteries and the left and right vertebral arteries all contribute to this:
a. hepatic portal system
b. circle of Willis (cerebral arterial circle)
c. coronary circulation
d. celiac trunk
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20. a. right radial; right brachial
Arteries: $500 Question
If a blood clot formed in the artery named on the left, blood would not enter this artery named on the right:
a. right radial; right brachial
b. left common carotid; left internal carotid
c. left femoral; left internal iliac
d. common hepatic; celiac
ANSWER
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21. a. right radial; right brachial
Arteries: $500 Answer
If a blood clot formed in the artery named on the left, blood would not enter this artery named on the right:
a. right radial; right brachial
b. left common carotid; left internal carotid
c. left femoral; left internal iliac
d. common hepatic; celiac
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22. d. hepatic portal system
Veins: $100 Question
Blood from the arms, shoulders, and head passes through this vessel in order to return blood to the heart:
a. inferior vena cava
b. superior vena cava
c. celiac trunk
d. hepatic portal system
ANSWER
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23. d. hepatic portal system
Veins: $100 Answer
Blood from the arms, shoulders, and head passes through this vessel in order to return blood to the heart:
a. inferior vena cava
b. superior vena cava
c. celiac trunk
d. hepatic portal system
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24. The intercostal veins drain blood from this:
Veins: $200 Question
The intercostal veins drain blood from this:
a. spleen, pancreas, and stomach
b. muscles of the neck
c. muscles of the lower back
d. spaces between the ribs
ANSWER
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25. The intercostal veins drain blood from this:
Veins: $200 Answer
The intercostal veins drain blood from this:
a. spleen, pancreas, and stomach
b. muscles of the neck
c. muscles of the lower back
d. spaces between the ribs
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26. The hepatic portal vein is formed by the junction of these vessels:
Veins: $300 Question
The hepatic portal vein is formed by the junction of these vessels:
a. internal and external iliac veins
b. hepatic veins
c. superior mesenteric and splenic veins
d. subclavian and internal jugular veins
ANSWER
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27. The hepatic portal vein is formed by the junction of these vessels:
Veins: $300 Answer
The hepatic portal vein is formed by the junction of these vessels:
a. internal and external iliac veins
b. hepatic veins
c. superior mesenteric and splenic veins
d. subclavian and internal jugular veins
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28. Veins: $400 Question
This vein 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
ANSWER
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29. Veins: $400 Answer
This vein 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
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30. Veins: $500 Question
Given these veins: 1. left gonadal (ovarian) 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 c. 1,4,2
b. 1,3,2 d. 1,3,4,2
ANSWER
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31. Veins: $500 Answer
Given these veins: 1. left gonadal (ovarian) 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 c. 1,4,2
b. 1,3,2 d. 1,3,4,2
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32. b. listen for the turbulent blood flow in the artery
Blood Flow: $100 Question
When taking blood pressure by the auscultatory method, the stethoscope is used for this:
a. measure the pressure of the blood pushing against the wall of the artery
b. listen for the turbulent blood flow in the artery
c. measure the speed at which the blood is flowing through the artery
d. measure the pressure of air in the cuff
ANSWER
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33. b. listen for the turbulent blood flow in the artery
Blood Flow: $100 Answer
When taking blood pressure by the auscultatory method, the stethoscope is used for this:
a. measure the pressure of the blood pushing against the wall of the artery
b. listen for the turbulent blood flow in the artery
c. measure the speed at which the blood is flowing through the artery
d. measure the pressure of air in the cuff
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34. b. radius of the blood vessel c. length of the blood vessel
Blood Flow: $200 Question
If each of these factors is doubled, this one 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
ANSWER
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35. b. radius of the blood vessel c. length of the blood vessel
Blood Flow: $200 Answer
If each of these factors is doubled, this one 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
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36. This statement best describes vascular compliance:
Blood Flow: $300 Question
This statement best describes 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
ANSWER
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37. This statement best describes vascular compliance:
Blood Flow: $300 Answer
This statement best describes 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
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38. Blood Flow: $400 Question
If a person has a systolic pressure of 100mm Hg and a diastolic pressure of 70mm Hg, this is the pulse pressure:
a. 170mm Hg
b. 85mm Hg
c. 30mm Hg
d. 25mm Hg
e. 20mm Hg
ANSWER
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39. Blood Flow: $400 Answer
If a person has a systolic pressure of 100mm Hg and a diastolic pressure of 70mm Hg, this is the pulse pressure:
a. 170mm Hg
b. 85mm Hg
c. 30mm Hg
d. 25mm Hg
e. 20mm Hg
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40. This statement compares the blood flow of the vena cava to the aorta:
Blood Flow: $500 Question
This statement compares the blood flow of the vena cava to the aorta:
a. resistance to blood flow in the venae cavae is low because of their large diameter
b. blood flow through them is about equal because there are two venae cavae and only one aorta
c. velocity of blood flow is faster in the aorta
d. all are true
ANSWER
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41. This statement compares the blood flow of the vena cava to the aorta:
Blood Flow: $500 Answer
This statement compares the blood flow of the vena cava to the aorta:
a. resistance to blood flow in the venae cavae is low because of their large diameter
b. blood flow through them is about equal because there are two venae cavae and only one aorta
c. velocity of blood flow is faster in the aorta
d. all are true
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42. Friction between the blood and vessel walls has this effect:
Grab Bag: $100 Question
Friction between the blood and vessel walls has this effect:
a. decreases blood pressure
b. causes peripheral resistance
c. increases blood flow
d. increases as blood viscosity decreases
ANSWER
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43. Friction between the blood and vessel walls has this effect:
Grab Bag: $100 Answer
Friction between the blood and vessel walls has this effect:
a. decreases blood pressure
b. causes peripheral resistance
c. increases blood flow
d. increases as blood viscosity decreases
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44. Venous return would be increased by this: a. dilation of the veins
Grab Bag: $200 Question
Venous return would be increased by this:
a. dilation of the veins
b. loss of the venous valves
c. increased skeletal muscle activity
d. decreased respiratory rate
ANSWER
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45. Venous return would be increased by this: a. dilation of the veins
Grab Bag: $200 Answer
Venous return would be increased by this:
a. dilation of the veins
b. loss of the venous valves
c. increased skeletal muscle activity
d. decreased respiratory rate
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46. The colloid osmotic pressure of the blood is caused by this:
Grab Bag: $300 Question
The colloid osmotic pressure of the blood is caused by this:
a. contraction of the heart ventricles
b. the presence of proteins in the plasma
c. the presence of sodium in the plasma
d. the presence of water in the plasma
ANSWER
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47. The colloid osmotic pressure of the blood is caused by this:
Grab Bag: $300 Answer
The colloid osmotic pressure of the blood is caused by this:
a. contraction of the heart ventricles
b. the presence of proteins in the plasma
c. the presence of sodium in the plasma
d. the presence of water in the plasma
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48. a. increasing the heart rate
Grab Bag: $400 Question
If blood pressure is elevated, the cardiovascular centers would compensate in this manner:
a. increasing the heart rate
b. sending sympathetic signals to the myocardial cells
c. increasing cardiac output
d. causing vasodilation
ANSWER
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49. a. increasing the heart rate
Grab Bag: $400 Answer
If blood pressure is elevated, the cardiovascular centers would compensate in this manner:
a. increasing the heart rate
b. sending sympathetic signals to the myocardial cells
c. increasing cardiac output
d. causing vasodilation
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50. Grab Bag: $500 Question
Given these blood vessels: 1. inferior mesenteric vein 2. superior mesenteric vein 3. hepatic portal vein 4. hepatic vein Choose the arrangement that lists the vessels in order going from the small intestine to the inferior vena cava.
a. 1,3,4 c. 2,3,4
b. 1,4,3 d. 2,4,3
ANSWER
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51. Grab Bag: $500 Answer
Given these blood vessels: 1. inferior mesenteric vein 2. superior mesenteric vein 3. hepatic portal vein 4. hepatic vein Choose the arrangement that lists the vessels in order going from the small intestine to the inferior vena cava.
a. 1,3,4 c. 2,3,4
b. 1,4,3 d. 2,4,3
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52. a. vasoconstriction in the viscera
FINAL ROUND Question
During exercise the blood flow through skeletal muscle may increase up to 20-fold. The cardiac output does not increase that much because of this:
a. vasoconstriction in the viscera
b. temporary vasoconstriction of the skin
c. vasodilation of skeletal muscle blood vessels
d. both a and b
e. all of the above
ANSWER
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53. a. vasoconstriction in the viscera
FINAL ROUND Answer
During exercise the blood flow through skeletal muscle may increase up to 20-fold. The cardiac output does not increase that much because of this:
a. vasoconstriction in the viscera
b. temporary vasoconstriction of the skin
c. vasodilation of skeletal muscle blood vessels
d. both a and b
e. all of the above
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