Question 1

A force that causes the movement of fluid out of the capillary is

Accepted Answer

A)  blood pressure.
B)  positive interstitial pressure.
C)  blood colloid osmotic pressure.
D)  critical closing pressure.
E)  lymph pressure.F) A) and D)
G) All of the above

Question 2

Which of the following events would cause a decrease in mean arterial blood pressure?

Accepted Answer

A)  an increase in ADH production
B)  release of atrial natriuretic factor
C)  constriction of blood vessels in the skin
D)  activation of the renin-angiotensin mechanism
E)  an increase in aldosterone productionF) B) and D)
G) A) and E)

Question 3

Where is the vasomotor center located?

Accepted Answer

A)  pons and medulla oblongata
B)  pons and midbrain
C)  cerebrum and medulla oblongata
D)  medulla oblongataE) A) and B)
F) B) and D)

Question 4

Which of the following veins is NOT involved in draining blood from the arm?

Accepted Answer

A)  brachial vein
B)  basilic vein
C)  cephalic vein
D)  median cubital veinE) None of the above
F) B) and D)

Question 5

Match the term with the best description.
-Poiseuille's Law

Accepted Answer

A)  arteriosclerosis
B)  produced by turbulent blood flow
C)  blood flow is directly proportional to pressure differences and inversely proportional to resistance
D)  as pressure in a vessel decreases,the force holding it open decreases,and the vessel tends to collapse
E)  a characteristic of the venous systemF) B) and E)
G) C) and D)

Question 6

Match the following with the appropriate description.
-basilar artery

Accepted Answer

A)  formed when the right and left vertebral arteries unite
B)  supplies blood to the face,nose,and mouth
C)  terminates by forming the middle cerebral arteries
D)  supplies blood to the arm and shoulder regions
E)  sense organs that monitor blood pressureF) A) and B)
G) B) and D)

Question 7

Which of the following enhances the exchange between capillary walls and the interstitial spaces?

Accepted Answer

A)  the thinness of the capillary wall
B)  minimal branching in the capillary bed
C)  increased blood velocity through the capillaries
D)  the high pressure in the interstitial spaces
E)  the stratification of the capillary wallF) A) and B)
G) D) and E)

Question 8

Valves similar to the semilunar valves of the heart are found in medium and large

Accepted Answer

A)  arteries.
B)  arterioles.
C)  capillaries.
D)  venules.
E)  veins.F) A) and B)
G) B) and C)

Question 9

The anterior tibial artery becomes the

Accepted Answer

A)  posterior tibial artery.
B)  dorsalis pedis artery.
C)  femoral artery.
D)  plantar artery.
E)  fibular artery.F) D) and E)
G) A) and B)

Question 10

As the popliteal vein ascends the leg,it becomes the

Accepted Answer

A)  peroneal vein.
B)  saphenous vein.
C)  common iliac vein.
D)  femoral vein.
E)  deep femoral vein.F) C) and D)
G) A) and C)

Question 11

Which of the following hormones does NOT influence blood pressure?

Accepted Answer

A)  ADH
B)  epinephrine
C)  atrial natriuretic hormone
D)  aldosterone
E)  growth hormoneF) A) and B)
G) A) and C)

Question 12

According to Poiseuille's law,

Accepted Answer

A)  blood flow is not related to resistance.
B)  pH of the blood influences flow.
C)  viscosity of the blood is not related to flow.
D)  if resistance increases,flow increases.
E)  if resistance increases,flow decreases.F) C) and D)
G) A) and D)

Question 13

The hepatic portal vein is formed by the union of the splenic vein and the

Accepted Answer

A)  superior mesenteric vein.
B)  inferior mesenteric vein.
C)  hepatic vein.
D)  renal vein.
E)  gastric vein.F) None of the above
G) B) and D)

Question 14

Which of the following best describes arteries?

Accepted Answer

A)  strong,rigid vessels that carry blood under high pressure
B)  thin,elastic vessels that transport blood under low pressure
C)  elastic vessels that connect arterioles and venules
D)  fragile vessels that are prone to rupture.
E)  strong,elastic vessels that carry blood under high pressureF) C) and E)
G) A) and E)

Question 15

Match the vessel with the appropriate description.
-internal 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) A) and B)
G) C) and E)

Question 16

When blood pressure is greater than the blood colloid osmotic pressure,there is

Accepted Answer

A)  a net movement of fluid into the capillary.
B)  a net movement of fluid out of the capillary.
C)  less lymph formed.
D)  a decrease in the volume of the interstitial fluid.
E)  a decreased likelihood of edema.F) B) and E)
G) C) and D)

Question 17

A force that attracts fluid into the capillary from the tissue spaces is

Accepted Answer

A)  blood pressure.
B)  negative interstitial pressure.
C)  blood colloid osmotic pressure.
D)  venous pressure.
E)  active transport.F) D) and E)
G) B) and D)

Question 18

Which type of veins connect two primary capillary networks?

Accepted Answer

A)  portal veins
B)  venous sinuses
C)  venules
D)  vaso vasorumE) A) and B)
F) C) and D)

Question 19

Distributing arteries

Accepted Answer

A)  contain a lot of elastic tissue.
B)  contain a thick tunica media.
C)  are strong,rigid vessels.
D)  transport blood from arterioles to capillaries.
E)  do not contain smooth muscle in their walls.F) D) and E)
G) None of the above

Question 20

Which of the following is NOT a vasodilator substance produced in the extracellular fluid?

Accepted Answer

A)  ATP
B)  lactic acid
C)  ADP
D)  carbon dioxideE) None of the above
F) A) and B)

Exam 21: Cardiovascular System: Blood Vessels and Circulation

When blood pressure is greater than the blood colloid osmotic pressure,there is

Correct AnswerverifiedShow Answer

Match the term with the best description. -Poiseuille's Law

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Valves similar to the semilunar valves of the heart are found in medium and large

Correct AnswerverifiedShow Answer

Where is the vasomotor center located?

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According to Poiseuille's law,

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The anterior tibial artery becomes the

Correct AnswerverifiedShow Answer

As the popliteal vein ascends the leg,it becomes the

Correct AnswerverifiedShow Answer

Which type of veins connect two primary capillary networks?

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

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Which of the following hormones does NOT influence blood pressure?

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Which of the following veins is NOT involved in draining blood from the arm?

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A force that attracts fluid into the capillary from the tissue spaces is

Correct AnswerverifiedShow Answer

Which of the following enhances the exchange between capillary walls and the interstitial spaces?

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The hepatic portal vein is formed by the union of the splenic vein and the

Correct AnswerverifiedShow Answer

A force that causes the movement of fluid out of the capillary is

Correct AnswerverifiedShow Answer

Which of the following best describes arteries?

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Which of the following is NOT a vasodilator substance produced in the extracellular fluid?

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Match the following with the appropriate description. -basilar artery

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Distributing arteries

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Which of the following events would cause a decrease in mean arterial blood pressure?

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