Question 1

Blood pressure is lowest in

Accepted Answer

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

Question 2

Which vein receives blood from the pancreatic veins,short gastric veins,and the right gastroepiploic vein?

Accepted Answer

A)  Splenic vein
B)  Inferior mesenteric vein
C)  Posterior mesenteric vein
D)  Hepatic veins
E)  Hepatic portal veinF) A) and C)
G) B) and C)

Question 3

Superior phrenic arteries supply the ______ and emerge from the _____.

Accepted Answer

A)  diaphragm; descending abdominal aorta
B)  diaphragm; descending thoracic aorta
C)  stomach; descending abdominal aorta
D)  pancreas; descending abdominal aorta
E)  esophagus; descending thoracic aortaF) B) and E)
G) C) and E)

Question 4

The function of the postcapillary venule is to

Accepted Answer

A)  allow for diffusion of nutrients to the tissues.
B)  allow for diffusion of metabolic wastes from the tissues.
C)  drain the capillary bed.
D)  supply metarteriole with blood.
E)  allow for diffusion of nutrients and metabolic wastes.F) B) and E)
G) A) and B)

Question 5

Systolic pressure is greater than diastolic pressure due to the force generated by ventricular contraction.

Accepted Answer

A) True 
 B)False

Question 6

The most immediate artery responsible for supplying the teeth,gums,nasal cavity,and meninges is the _____ artery.

Accepted Answer

A)  superficial temporal
B)  maxillary
C)  lingual
D)  occipital
E)  ascending pharyngealF) D) and E)
G) A) and C)

Question 7

Because of their role in material exchanges,the _______________ are considered to be the functional units of the cardiovascular system.

Accepted Answer

The answer of Because of their role in material exchanges,the...

Question 8

The internal thoracic artery will become the _________,which carries blood to the superior abdominal wall.

Accepted Answer

A)  superior epigastric artery
B)  inferior epigastric artery
C)  anterior intercostal arteries
D)  musculophrenic arteryE) None of the above
F) B) and D)

Question 9

Increased cardiac output ______ the blood pressure.

Accepted Answer

A)  decreases
B)  increases
C)  will not affectD) A) and B)
E) None of the above

Question 10

-In the figure showing an anterior view of the veins,number 4 indicates the

Accepted Answer

A)   common iliac vein.
B)   cephalic vein.
C)   renal vein.
D)   brachiocephalic vein.
E)   internal jugular vein.F) A) and B)
G) None of the above

Question 11

A network of small arteries called the ___________ provides a blood supply to the tunica externa of very large vessels.

Accepted Answer

A)  vasa vasorum
B)  companion vessels
C)  distributing arteries
D)  fenestrated arteries
E)  thoroughfare channelsF) None of the above
G) A) and D)

Question 12

The fetal shortcut from the right atrium to the left atrium is the

Accepted Answer

A)  ductus arteriosus.
B)  ductus venosus.
C)  umbilical vein.
D)  umbilical artery.
E)  foramen ovale.F) A) and E)
G) D) and E)

Question 13

Most of the venous blood of the cranium drains through the _____________ venous sinuses.

Accepted Answer

The answer of Most of the venous blood of the...

Question 14

The lungs are special in that they receive some of their oxygen via diffusion directly from the atmospheric air through the _____________ of the lungs.

Accepted Answer

The answer of The lungs are special in that they...

Question 15

By the second month of development,within the umbilical cord there are _____ umbilical vein(s) and _____ umbilical artery(ies) .

Accepted Answer

A)  one; one
B)  two; two
C)  one; two
D)  two; one
E)  two; threeF) None of the above
G) C) and D)

Question 16

The __________ vein of fetal circulation forms the hepatic portal system and the liver sinusoids,as well as a portion of the inferior vena cava.

Accepted Answer

A)  right vitelline
B)  left vitelline
C)  anterior cardinal
D)  subcardinalE) A) and C)
F) A) and B)

Question 17

At the bifurcation of the aorta in the pelvic region,the _______ artery arises to supply the sacrum and coccyx.

Accepted Answer

A)  lumbar
B)  posterior intercostal
C)  subclavian
D)  median sacral
E)  femoralF) B) and D)
G) A) and B)

Question 18

As the popliteal vein travels up the leg,it curves to the anterior portion of the thigh and is renamed the ________________ vein.

Accepted Answer

The answer of As the popliteal vein travels up the...

Question 19

The largest arteries of the body are classified as

Accepted Answer

A)  muscular arteries.
B)  arterioles.
C)  elastic arteries.
D)   muscular and elastic since they have the same dimensions.E) A) and B)
F) A) and C)

Question 20

Rather than having abundant elastic fibers in all the tunics,the muscular arteries have elastic confined to two circumscribed rings,the internal and external elastic laminae.

Accepted Answer

A) True 
 B)False

Exam 23: Vessels and Circulation

Increased cardiac output ______ the blood pressure.

Correct AnswerverifiedShow Answer

Systolic pressure is greater than diastolic pressure due to the force generated by ventricular contraction.

Correct AnswerverifiedShow Answer

Because of their role in material exchanges,the _______________ are considered to be the functional units of the cardiovascular system.

Correct AnswerverifiedShow Answer

The function of the postcapillary venule is to

Correct AnswerverifiedShow Answer

At the bifurcation of the aorta in the pelvic region,the _______ artery arises to supply the sacrum and coccyx.

Correct AnswerverifiedShow Answer

Superior phrenic arteries supply the ______ and emerge from the _____.

Correct AnswerverifiedShow Answer

The largest arteries of the body are classified as

Correct AnswerverifiedShow Answer

A network of small arteries called the ___________ provides a blood supply to the tunica externa of very large vessels.

Correct AnswerverifiedShow Answer

By the second month of development,within the umbilical cord there are _____ umbilical vein(s) and _____ umbilical artery(ies) .

Correct AnswerverifiedShow Answer

The fetal shortcut from the right atrium to the left atrium is the

Correct AnswerverifiedShow Answer

-In the figure showing an anterior view of the veins,number 4 indicates the

Correct AnswerverifiedShow Answer

Most of the venous blood of the cranium drains through the _____________ venous sinuses.

Correct AnswerverifiedShow Answer

Which vein receives blood from the pancreatic veins,short gastric veins,and the right gastroepiploic vein?

Correct AnswerverifiedShow Answer

The internal thoracic artery will become the _________,which carries blood to the superior abdominal wall.

Correct AnswerverifiedShow Answer

The __________ vein of fetal circulation forms the hepatic portal system and the liver sinusoids,as well as a portion of the inferior vena cava.

Correct AnswerverifiedShow Answer

The most immediate artery responsible for supplying the teeth,gums,nasal cavity,and meninges is the _____ artery.

Correct AnswerverifiedShow Answer

The lungs are special in that they receive some of their oxygen via diffusion directly from the atmospheric air through the _____________ of the lungs.

Correct AnswerverifiedShow Answer

As the popliteal vein travels up the leg,it curves to the anterior portion of the thigh and is renamed the ________________ vein.

Correct AnswerverifiedShow Answer

Blood pressure is lowest in

Correct AnswerverifiedShow Answer

Rather than having abundant elastic fibers in all the tunics,the muscular arteries have elastic confined to two circumscribed rings,the internal and external elastic laminae.

Correct AnswerverifiedShow Answer

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Superior phrenic arteries supply the __ and emerge from the _.

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By the second month of development,within the umbilical cord there are _ umbilical vein(s) and _ umbilical artery(ies) .

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