Question 1

Blood flow to the remains quite stable even when mean arterial pressure (MAP)  fluctuates from 60 to 140 mm Hg.

Accepted Answer

A)  hypothalamus
B)  adrenal gland
C)  stomach
D)  skeletal muscles
E)  kidneys

Question 2

shock can be produced by hemorrhage, severe burns, or dehydration.

Accepted Answer

A)  Anaphylactic
B)  Cardiogenic
C)  Hypovolemic
D)  Venous pooling (vascular) 
E)  Neurogenic

Question 3

This is the longest vein, and portions of this vein are commonly used as grafts in coronary bypass surgery.

Accepted Answer

A)  the inferior vena cava
B)  the femoral vein
C)  the deep femoral vein
D)  the great saphenous vein
E)  the common iliac vein

Question 4

This figure shows arteries of the lower limb.What does "6" represent?

Accepted Answer

A)  the femoral artery
B)  the external iliac artery
C)  the deep femoral artery
D)  the internal iliac artery
E)  the popliteal artery

Question 5

would not increase capillary filtration.

Accepted Answer

A)  Blockage of lymphatic capillaries
B)  Dehydration
C)  Increased capillary permeability
D)  Dietary protein deficiency
E)  Obstructed venous return

Question 6

The greatest outflow from the dural venous sinuses is via the internal jugular vein.

Accepted Answer

A) True 
 B)False

Question 7

This figure shows the superficial veins of the neck and head.What does "8" represent?

Accepted Answer

A)  the axillary v.
B)  the internal jugular v.
C)  the external jugular v.
D)  the brachiocephalic v.
E)  the subclavian v.

Question 8

The most important force in venous flow is

Accepted Answer

A)  cardiac suction.
B)  the pressure generated by the heart.
C)  the skeletal muscle pump.
D)  the thoracic (respiratory)  pump.
E)  one way flow due to valves.

Question 9

Arterial flow to the lower limb comes from the external iliac artery.

Accepted Answer

A) True 
 B)False

Question 10

These are all tributaries of the inferior vena cava except

Accepted Answer

A)  the hepatic veins.
B)  the internal and external iliac veins.
C)  the inferior phrenic veins.
D)  the vertebral veins.
E)  the lumbar veins.

Question 11

The pulmonary circuit is the only route in which arteries carry less oxygen than veins.

Accepted Answer

A) True 
 B)False

Question 12

These are all mechanisms of movement through the capillary wall except

Accepted Answer

A)  reabsorption.
B)  filtration.
C)  secretion.
D)  transcytosis.
E)  diffusion.

Question 13

The outermost wall of an artery or vein is called the and in large arteries and veins contains the .

Accepted Answer

A)  tunica media; smooth muscle
B)  tunica externa; vasa vasorum
C)  tunica externa; valves
D)  tunica intima; endothelium
E)  tunica intima; basement membrane

Question 14

Increased capillary filtration, reduced reabsorption, or obstruction of lymphatic drainage can lead to
edema.

Accepted Answer

A) True 
 B)False

Question 15

The velocity of blood flow decreases when

Accepted Answer

A)  viscosity increases.
B)  blood pressure increases.
C)  vessel radius increases.
D)  afterload increases.
E)  vasomotion decreases.

Question 16

This figure shows veins of the abdomen and pelvic region.What does "2" represent?

Accepted Answer

A)  the inferior mesenteric vein
B)  the gastric vein
C)  the splenic vein
D)  the hepatic vein
E)  the hepatic portal vein

Question 17

This figure shows changes in blood pressure relative to distance from the heart.What would be the approximate blood pressure in a blood vessel leaving the stomach for a person lying on her back (not standing) ?

Accepted Answer

A)  above 100 mm Hg
B)  80 mm Hg
C)  60 mm Hg
D)  40 mm Hg
E)  below 20 mm Hg

Question 18

What is the mean arterial pressure for a person with 110 and 65 mm Hg as systolic and diastolic pressure, respectively?

Accepted Answer

A)  45 mm Hg
B)  80 mm Hg
C)  87.5 mm Hg
D)  90 mm Hg
E)  175 mm Hg

Question 19

The brachial vein is the most common site of blood pressure measurement with the
sphygmomanometer.

Accepted Answer

A) True 
 B)False

Question 20

have the thickest tunica media.

Accepted Answer

A)  Small arteries
B)  Small veins
C)  Large arteries
D)  Large veins
E)  Capillaries

Exam 20: The Circulatory System: Blood Vessels and Circulation

This figure shows changes in blood pressure relative to distance from the heart.What would be the approximate blood pressure in a blood vessel leaving the stomach for a person lying on her back (not standing) ?

Correct AnswerverifiedShow Answer

These are all tributaries of the inferior vena cava except

Correct AnswerverifiedShow Answer

The brachial vein is the most common site of blood pressure measurement with the sphygmomanometer.

Correct AnswerverifiedShow Answer

The most important force in venous flow is

Correct AnswerverifiedShow Answer

The greatest outflow from the dural venous sinuses is via the internal jugular vein.

Correct AnswerverifiedShow Answer

This figure shows veins of the abdomen and pelvic region.What does "2" represent?

Correct AnswerverifiedShow Answer

This figure shows arteries of the lower limb.What does "6" represent?

Correct AnswerverifiedShow Answer

This is the longest vein, and portions of this vein are commonly used as grafts in coronary bypass surgery.

Correct AnswerverifiedShow Answer

The outermost wall of an artery or vein is called the and in large arteries and veins contains the .

Correct AnswerverifiedShow Answer

would not increase capillary filtration.

Correct AnswerverifiedShow Answer

The velocity of blood flow decreases when

Correct AnswerverifiedShow Answer

This figure shows the superficial veins of the neck and head.What does "8" represent?

Correct AnswerverifiedShow Answer

shock can be produced by hemorrhage, severe burns, or dehydration.

Correct AnswerverifiedShow Answer

have the thickest tunica media.

Correct AnswerverifiedShow Answer

What is the mean arterial pressure for a person with 110 and 65 mm Hg as systolic and diastolic pressure, respectively?

Correct AnswerverifiedShow Answer

Arterial flow to the lower limb comes from the external iliac artery.

Correct AnswerverifiedShow Answer

Blood flow to the remains quite stable even when mean arterial pressure (MAP) fluctuates from 60 to 140 mm Hg.

Correct AnswerverifiedShow Answer

The pulmonary circuit is the only route in which arteries carry less oxygen than veins.

Correct AnswerverifiedShow Answer

These are all mechanisms of movement through the capillary wall except

Correct AnswerverifiedShow Answer

Increased capillary filtration, reduced reabsorption, or obstruction of lymphatic drainage can lead to edema.

Correct AnswerverifiedShow Answer

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