Question 1

At the level of the first rib, the axillary vein becomes the ________ vein.

Accepted Answer

A)   cephalic
B)   azygos
C)   subclavian
D)   innominate
E)   external jugular

Question 2

Capillaries with a perforated lining are called

Accepted Answer

A)   perforated capillaries.
B)   discontinuous capillaries.
C)   fenestrated capillaries.
D)   sinuses.
E)   vasa vasorum.

Question 3

Distension of the superficial veins caused by weakened valves is termed

Accepted Answer

A)   hemorrhoids.
B)   venoconstriction.
C)   vaso vasorum.
D)   varicose veins.
E)   venous reserve.

Question 4

The ________ artery supplies blood to the face.

Accepted Answer

A)   facial
B)   vertebral
C)   common carotid
D)   external carotid
E)   internal carotid

Question 5

Blood flow through a capillary is controlled by the

Accepted Answer

A)   vasa vasorum.
B)   plexus.
C)   precapillary sphincter.
D)   thoroughfare channel.
E)   venule.

Question 6

Resistance is a force that

Accepted Answer

A)   increases blood flow.
B)   decreases blood flow.
C)   never changes in a blood vessel.
D)   acts with pressure to move blood along a vessel.
E)   is always higher than blood pressure.

Question 7

When the popliteal vein reaches the femur, it becomes the ________ vein.

Accepted Answer

A)   femoral
B)   deep femoral
C)   internal iliac
D)   external iliac
E)   lumbar

Question 8

The regulation of blood flow by local mechanisms within a capillary bed is called

Accepted Answer

A)   autoregulation.
B)   hormonal regulation.
C)   hemoregulation.
D)   vasoregulation.
E)   neuroregulation.

Question 9

The blood vessel that supplies blood to the head and neck is the ________ artery.

Accepted Answer

A)   brachiocephalic
B)   vertebral
C)   subclavian
D)   common carotid
E)   cervical

Question 10

In arteries, the thick layer of elastic fibers associated with the tunica intima is called the

Accepted Answer

A)   tunica intima.
B)   external elastic membrane.
C)   tunica media.
D)   internal elastic membrane.
E)   tunica externa.

Question 11

Of the following, which is an elastic artery?

Accepted Answer

A)   the subclavian
B)   the external carotid
C)   the brachial
D)   the femoral
E)   the ulnar

Question 12

The largest branches of the inferior vena cava are the

Accepted Answer

A)   lumbar veins.
B)   gonadal veins.
C)   hepatic veins.
D)   renal veins.
E)   adrenal veins.

Question 13

Figure 21-2 Veins
 
Use Figure 21-2 to answer the following questions:
-Identify the vein labeled "8."

Accepted Answer

A)   superior vena cava
B)   brachiocephalic
C)   axillary
D)   external jugular
E)   subclavian

Question 14

The azygos vein is the major branch of the

Accepted Answer

A)   axillary vein.
B)   superior vena cava.
C)   inferior vena cava.
D)   common iliac vein.
E)   jugular vein.

Question 15

Which of the following changes does not occur during exercise compared to rest?

Accepted Answer

A)   Cardiac output is higher.
B)   Heart blood flow is higher.
C)   Skin blood flow is lower.
D)   Abdominal viscera blood flow is lower.
E)   Kidney blood flow is lower.

Question 16

The median cubital vein is located at the

Accepted Answer

A)   anterior surface of the elbow.
B)   posterior surface of the elbow.
C)   anterior surface of the knee.
D)   posterior surface of the knee.
E)   posterior surface of the scapula.

Question 17

The main control of peripheral resistance occurs in the

Accepted Answer

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

Question 18

In-Text Figure Based Questions
-What hormones are released as a short-term response to a decrease in blood pressure and blood volume? (Figure 21-15)

Accepted Answer

A)   natriuretic peptides
B)   erythropoietin
C)   epinephrine and norepinephrine
D)   aldosterone
E)   ADH

Question 19

Near the level of vertebra L4, the aorta branches to form the ________ arteries.

Accepted Answer

A)   common carotid
B)   common iliac
C)   femoral
D)   tibial
E)   popliteal

Question 20

Which of the following arteries is not a trunk?

Accepted Answer

A)   brachiocephalic
B)   carotid
C)   celiac
D)   pulmonary
E)   thyrocervical

Exam 21: Blood Vessels and Circulation

The largest branches of the inferior vena cava are the

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Distension of the superficial veins caused by weakened valves is termed

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Near the level of vertebra L4, the aorta branches to form the ________ arteries.

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Blood flow through a capillary is controlled by the

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Which of the following changes does not occur during exercise compared to rest?

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In arteries, the thick layer of elastic fibers associated with the tunica intima is called the

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Capillaries with a perforated lining are called

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In-Text Figure Based Questions -What hormones are released as a short-term response to a decrease in blood pressure and blood volume? (Figure 21-15)

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The azygos vein is the major branch of the

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The regulation of blood flow by local mechanisms within a capillary bed is called

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At the level of the first rib, the axillary vein becomes the ________ vein.

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The blood vessel that supplies blood to the head and neck is the ________ artery.

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The ________ artery supplies blood to the face.

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Which of the following arteries is not a trunk?

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Of the following, which is an elastic artery?

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Resistance is a force that

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The median cubital vein is located at the

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The main control of peripheral resistance occurs in the

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Figure 21-2 Veins Use Figure 21-2 to answer the following questions: -Identify the vein labeled "8."

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When the popliteal vein reaches the femur, it becomes the ________ vein.

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