Question 1

Pulmonary arteries carry blood to the

Accepted Answer

A)  right atrium.
B)  left atrium.
C)  lungs.
D)  aorta.
E)  systemic circuit.F) A) and B)
G) C) and D) C

Question 2

If a wound overwhelms the clotting mechanism and leads to serious hemorrhage and drop in blood pressure,what compensations does the body have to defend cardiac output?

Accepted Answer

Acutely,the autonomic nervous system und...

Question 3

The blood vessels that supply blood to structures within the mediastinum other than the heart and pericardium are the ________ arteries.

Accepted Answer

A)  azygos
B)  thoracic
C)  pleural
D)  mediastinalE) A) and B)
F) None of the above

Question 4

As blood circulates from arteries into capillaries,the total cross-sectional area of capillaries

Accepted Answer

A)  decreases and causes the blood velocity to decrease.
B)  is the same as the total cross-sectional area of arteries and blood velocity is equal between arteries and capillaries.
C)  increases and causes the blood velocity to decrease.
D)  increases and causes the blood velocity to increase.
E)  decreases and causes the blood velocity to increase.F) None of the above
G) B) and D)

Question 5

Compared to arteries,veins

Accepted Answer

A)  are more elastic.
B)  have more smooth muscle in their tunica media.
C)  have a pleated endothelium.
D)  have thinner walls.
E)  hold their shape better when cut.F) A) and C)
G) A) and B)

Question 6

The ________ are small blood vessels that nourish tissue components in the wall of large arteries and veins.

Accepted Answer

A)  tunica capillaria
B)  perfusion capillaries
C)  vasa vasorum
D)  vascular capillaries
E)  cortical vesselsF) C) and D)
G) B) and E)

Question 7

The muscular layer in the wall of a blood vessel is the tunica

Accepted Answer

A)  intima.
B)  externa.
C)  media.
D)  interna.
E)  adventitia.F) C) and D)
G) B) and E)

Question 8

Factors that increase the risk of atherosclerosis include which of the following?

Accepted Answer

A)  high cholesterol
B)  lack of exercise
C)  smoking
D)  obesity
E)  All of the answers are correct.F) None of the above
G) C) and D) E

Question 9

The large vessels that return blood to the heart are called

Accepted Answer

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

Question 10

Blood pressure is lowest in the

Accepted Answer

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

Question 11

At the ankle,the anterior tibial artery becomes the ________ artery.

Accepted Answer

A)  dorsalis pedis
B)  plantar arch
C)  dorsal arch
D)  posterior tibial
E)  tarsalF) B) and C)
G) A) and E)

Question 12

During exercise,

Accepted Answer

A)  vasodilation occurs at the active skeletal muscles.
B)  venous return increases.
C)  both cardiac output and stroke volume increase.
D)  tissue perfusion to the digestive system decreases.
E)  All of the answers are correct.F) A) and E)
G) None of the above

Question 13

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)  lumbarF) A) and B)
G) A) and E) A

Question 14

What is the correct order for the sequence of blood vessels that blood would travel in the systemic circuit,starting at the aorta?
1) venules 5.medium veins
2) arterioles 6.large veins
3) capillaries 7.muscular arteries
4) elastic arteries

Accepted Answer

A)  6,5,1,3,2,7,4
B)  4,7,2,3,1,5,6
C)  7,4,2,3,1,5,6
D)  5,6,1,3,2,7,4
E)  2,7,6,3,1,5,6F) C) and D)
G) A) and B)

Question 15

Which of the following is not a cardiovascular modification present during fetal development?

Accepted Answer

A)  ductus arteriosus
B)  ductus venosus
C)  foramen ovale
D)  ligamentum arteriosum
E)  They are all present in the fetus.F) All of the above
G) A) and C)

Question 16

The brachial artery branches to form the radial and ________ arteries.

Accepted Answer

A)  axillary
B)  digital
C)  ulnar
D)  subclavian
E)  brachiocephalicF) A) and C)
G) B) and D)

Question 17

The process of decrease in vessel diameter that occurs due to smooth muscle contraction is called

Accepted Answer

A)  vasodilation.
B)  vasomotion.
C)  vasoconstriction.
D)  vasopressin.
E)  vasodecrease.F) All of the above
G) None of the above

Question 18

Which of the following conditions is least likely to lead to renin release?

Accepted Answer

A)  renal artery thrombus
B)  vasospasm of the renal arteries
C)  circulatory shock
D)  increased sympathetic activity
E)  hypertensionF) A) and D)
G) B) and E)

Question 19

The vessel that collects blood from the superficial structures of the head and neck is the ________ vein.

Accepted Answer

A)  external carotid
B)  internal carotid
C)  external jugular
D)  internal jugular
E)  All of the answers are correct.F) None of the above
G) A) and B)

Question 20

The adrenal glands receive a blood supply from the ________ arteries.

Accepted Answer

A)  renal
B)  perirenal
C)  epirenal
D)  adrenal
E)  infrarenalF) A) and B)
G) A) and E)

Exam 21: Blood Vessels and Circulation

Pulmonary arteries carry blood to the

Correct AnswerverifiedC

If a wound overwhelms the clotting mechanism and leads to serious hemorrhage and drop in blood pressure,what compensations does the body have to defend cardiac output?

Correct AnswerverifiedAcutely,the autonomic nervous system und...View AnswerShow Answer

The blood vessels that supply blood to structures within the mediastinum other than the heart and pericardium are the ________ arteries.

Correct AnswerverifiedShow Answer

As blood circulates from arteries into capillaries,the total cross-sectional area of capillaries

Correct AnswerverifiedShow Answer

Compared to arteries,veins

Correct AnswerverifiedShow Answer

The ________ are small blood vessels that nourish tissue components in the wall of large arteries and veins.

Correct AnswerverifiedShow Answer

The muscular layer in the wall of a blood vessel is the tunica

Correct AnswerverifiedShow Answer

Factors that increase the risk of atherosclerosis include which of the following?

Correct AnswerverifiedE

The large vessels that return blood to the heart are called

Correct AnswerverifiedShow Answer

Blood pressure is lowest in the

Correct AnswerverifiedShow Answer

At the ankle,the anterior tibial artery becomes the ________ artery.

Correct AnswerverifiedShow Answer

During exercise,

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedA

What is the correct order for the sequence of blood vessels that blood would travel in the systemic circuit,starting at the aorta? 1) venules 5.medium veins 2) arterioles 6.large veins 3) capillaries 7.muscular arteries 4) elastic arteries

Correct AnswerverifiedShow Answer

Which of the following is not a cardiovascular modification present during fetal development?

Correct AnswerverifiedShow Answer

The brachial artery branches to form the radial and ________ arteries.

Correct AnswerverifiedShow Answer

The process of decrease in vessel diameter that occurs due to smooth muscle contraction is called

Correct AnswerverifiedShow Answer

Which of the following conditions is least likely to lead to renin release?

Correct AnswerverifiedShow Answer

The vessel that collects blood from the superficial structures of the head and neck is the ________ vein.

Correct AnswerverifiedShow Answer

The adrenal glands receive a blood supply from the ________ arteries.

Correct AnswerverifiedShow Answer

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E

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A

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