Question 1

_______________ arteries emerge from the superficial and deep palmar arches to supply the fingers.

Accepted Answer

The answer of _______________ arteries emerge from the superficial and...

Question 2

The artery that arises from the descending aorta and is immediately inferior to the celiac trunk is the _____ artery.

Accepted Answer

A)  inferior mesenteric
B)  right gastric
C)  common hepatic
D)  superior mesenteric
E)  splenicF) A) and B)
G) D) and E)

Question 3

The mechanism of diapedesis occurs primarily in the metarterioles.

Accepted Answer

A) True 
 B)False

Question 4

A venule becomes a vein when its diameter is greater than ____ micrometers.

Accepted Answer

A)  1
B)  10
C)  100
D)  1000
E)  None of these answers is correct.F) None of the above
G) A) and E)

Question 5

The foramen ovale closes at birth due to

Accepted Answer

A)  higher pressure in the left atrium,which causes interatrial septum flaps to close.
B)  rapid myocardial tissue growth stimulated by pregnancy hormones.
C)  a rise in fetal oxygen levels,which triggers growth of the epithelial lining.
D)  an increase in endothelial mucous production,which forms a plug.
E)  migration of connective tissue from the right atrioventricular valve.F) D) and E)
G) A) and C)

Question 6

The ________ is composed of an endothelium and a subendothelial layer made up of a thin layer of areolar connective tissue.

Accepted Answer

A)  tunica media
B)  tunica externa
C)  tunica intima
D)  tunica adventitia
E)  None of the answers is correct.F) C) and E)
G) None of the above

Question 7

The veins that merge to form the inferior vena cava are the _____ veins.

Accepted Answer

A)  external iliac
B)  internal iliac
C)  popliteal
D)  posterior and anterior tibial
E)  common iliacF) D) and E)
G) A) and C)

Question 8

The most common type of capillaries are

Accepted Answer

A)  fenestrated.
B)  sinusoids.
C)  continuous.
D)  venules.
E)  discontinuous.F) A) and E)
G) D) and E)

Question 9

The left suprarenal and gonadal veins differ from the right suprarenal and gonadal veins in how directly they get to the inferior vena cava.

Accepted Answer

A) True 
 B)False

Question 10

Gas,nutrient,and waste exchange occur between the __________ and the tissues of the body.

Accepted Answer

A)  arteries
B)  veins
C)  capillaries
D)  capillaries and veins
E)  capillaries and arteriesF) B) and C)
G) A) and E)

Question 11

The azygos vein is located on the left side of the vertebrae.

Accepted Answer

A) True 
 B)False

Question 12

The inferior epigastric artery is a branch of the external _____________ artery and supplies the inferior abdominal wall.

Accepted Answer

The answer of The inferior epigastric artery is a branch...

Question 13

Which of the artery types contain the internal and external elastic laminae?

Accepted Answer

A)  Elastic arteries
B)  Arterioles
C)  Muscular arteries
D)  Elastic and muscular arteries
E)  Elastic arteries and arteriolesF) All of the above
G) A) and D)

Question 14

In arteries,the thickest layer of the wall is the

Accepted Answer

A)  tunica media.
B)  tunica externa.
C)  tunica intima.
D)  tunica adventitia.
E)  None of these answers is correct.F) A) and C)
G) B) and C)

Question 15

In general,as an artery's diameter decreases,there is a(n)

Accepted Answer

A)  decrease in the amount of smooth muscle and an increase in the number of elastic fibers.
B)  increase in the amount of smooth muscle and a decrease in the number of elastic fibers.
C)  increase in both smooth muscle and elastic fibers.
D)  decrease in both smooth muscle and elastic fibers.E) B) and C)
F) A) and B)

Question 16

Blood pressure ________ as blood travels from arteries,through capillaries,to the veins.

Accepted Answer

A)  decreases
B)  increases
C)  stays constantD) A) and B)
E) A) and C)

Question 17

Typically,there are _____ left and _____ right pulmonary veins to carry the oxygenated blood to the left atrium.

Accepted Answer

A)  three; two
B)  two; three
C)  four; four
D)  two; two
E)  three; threeF) B) and C)
G) A) and B)

Question 18

-In the figure showing the veins of the lower extremity,which number indicates the great saphenous vein?

Accepted Answer

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

Question 19

The systemic veins carry blood that is _______ oxygen.

Accepted Answer

A)  low in
B)  high in
C)  absent of anyD) A) and B)
E) None of the above

Question 20

Precapillary sphincters will

Accepted Answer

A)  control blood flow into the true capillaries.
B)  cause blood to flow directly from the metarteriole into the postcapillary venule.
C)  open when the tissue needs nutrients.
D)  close when the tissue's needs have been met.
E)  All of these answers are correct.F) None of the above
G) B) and E)

Exam 23: Vessels and Circulation

-In the figure showing the veins of the lower extremity,which number indicates the great saphenous vein?

Correct AnswerverifiedShow Answer

In general,as an artery's diameter decreases,there is a(n)

Correct AnswerverifiedShow Answer

The veins that merge to form the inferior vena cava are the _____ veins.

Correct AnswerverifiedShow Answer

The systemic veins carry blood that is _______ oxygen.

Correct AnswerverifiedShow Answer

A venule becomes a vein when its diameter is greater than ____ micrometers.

Correct AnswerverifiedShow Answer

Precapillary sphincters will

Correct AnswerverifiedShow Answer

_______________ arteries emerge from the superficial and deep palmar arches to supply the fingers.

Correct AnswerverifiedShow Answer

Which of the artery types contain the internal and external elastic laminae?

Correct AnswerverifiedShow Answer

The ________ is composed of an endothelium and a subendothelial layer made up of a thin layer of areolar connective tissue.

Correct AnswerverifiedShow Answer

The most common type of capillaries are

Correct AnswerverifiedShow Answer

The foramen ovale closes at birth due to

Correct AnswerverifiedShow Answer

The mechanism of diapedesis occurs primarily in the metarterioles.

Correct AnswerverifiedShow Answer

The azygos vein is located on the left side of the vertebrae.

Correct AnswerverifiedShow Answer

Gas,nutrient,and waste exchange occur between the __________ and the tissues of the body.

Correct AnswerverifiedShow Answer

The artery that arises from the descending aorta and is immediately inferior to the celiac trunk is the _____ artery.

Correct AnswerverifiedShow Answer

In arteries,the thickest layer of the wall is the

Correct AnswerverifiedShow Answer

The left suprarenal and gonadal veins differ from the right suprarenal and gonadal veins in how directly they get to the inferior vena cava.

Correct AnswerverifiedShow Answer

Typically,there are _____ left and _____ right pulmonary veins to carry the oxygenated blood to the left atrium.

Correct AnswerverifiedShow Answer

The inferior epigastric artery is a branch of the external _____________ artery and supplies the inferior abdominal wall.

Correct AnswerverifiedShow Answer

Blood pressure ________ as blood travels from arteries,through capillaries,to the veins.

Correct AnswerverifiedShow Answer

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Typically,there are _ left and _ right pulmonary veins to carry the oxygenated blood to the left atrium.

Correct Answer
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