Test bank saladin anatomy and physiology unity of form and function 6th ch20

20
Student: ___________________________________________________________________________

1.

Blood flow through a capillary bed is regulated by precapillary sphincters.
True False

2.

Large veins, medium veins, and venules have valves to prevent the backflow of blood.
True False

3.

Blood flow is pulsatile in arteries and veins, but it is steady in capillaries.
True False

4.

Generalized vasomotion can raise or lower blood pressure throughout the body.
True False

5.

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

6.

Most tissue fluid is reabsorbed by the lymphatic system.
True False

7.

Decompensated shock is normally corrected by the body's homeostatic mechanisms.
True False

8.

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

9.

Lung tissue receives nourishment and waste removal from the pulmonary circuit.
True False

10. The greatest outflow from the dural venous sinuses is via the internal jugular vein.
True False
11. The three primary branches of the celiac trunk are the common hepatic, left gastric, and splenic veins.
True

False

12. Blood filtered through the hepatic sinusoids exits the liver via the hepatic veins.
True False
13. Arterial flow to the lower limb comes from the external iliac artery.
True False
14. The brachial vein is the most common site of blood pressure measurement with the sphygmomanometer.

True

False

15. The radial artery is lateral to the ulnar artery.
True False


16. Arteries are sometimes called the _______________ vessels of the cardiovascular system because they
have strong-resilient tissue strucure.
A. resistance
B. capacitance
C. hydrodynamic
D. compliance
E. fenestrated
17. ______________ have the thickest tunica media.
A. Small arteries
B. Small veins
C. Large arteries
D. Large veins
E. Capillaries
18. The outermost wall of an artery or vein is called the __________________ and in large arteries and veins
contains the ______________.
A. tunica media; smooth muscle
B. tunica externa; vasa vasorum
C. tunica externa; valves
D. tunica intima; endothelium
E. tunica intima; basement membrane
19. Most blood is in the
A. pulmonary circuit.

B. heart.
C. arteries.
D. veins.
E. capillaries.

20. This figure shows variations in circulatory pathways. The pathway labeled ____________ shows
alternative routes of blood supply called anastomoses.
A. 1
B. 2
C. 3
D. 4
E. 5


21. These are all possible circulatory routes from the heart except
A. heart → arteries → capillary bed → veins → heart
B. heart → arteries → capillary bed → vein → capillary bed → veins → heart
C. heart → arteries → capillary bed → vein → capillary bed → arteries → heart
D. heart → arteries → arterial anastomosis → capillary bed → veins → heart
E. heart → arteries → arterial anastomosis → capillary bed → venous anastomosis → veins → heart
22. Vasomotion is associated with the presence of
A. collagen and elastic tissue in the tunica media.
B. elastic tissue in the tunica externa.
C. endothelium in the tunica interna.
D. smooth muscle in the tunica media.
E. fenestrations in the tunica externa.
23. In people who stand for long periods, blood tends to pool in the lower limbs and this may result in
varicose veins. Varicose veins are caused by
A. an aneurysm or weak point in an artery.
B. an aneurysm or weak point in a vein.

C. failure of the venous valves.
D. failure of the lymphatic valves.
E. a ruptured aneurysm in a vein.

24. 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)?
A. above 100 mm Hg
B. 80 mm Hg
C. 60 mm Hg
D. 40 mm Hg
E. below 20 mm Hg


25. What is the mean arterial pressure for a person with 110 and 65 mm Hg as systolic and diastolic pressure,
respectively?
A. 45 mm Hg
B. 80 mm Hg
C. 87.5 mm Hg
D. 90 mm Hg
E. 175 mm Hg
26. The velocity of blood flow decreases when
A. viscosity increases.
B. blood pressure increases.
C. vessel radius increases.
D. afterload increases.
E. vasomotion decreases.
27. The medullary ischemic reflex results in
A. increased circulation to the brain.
B. reduced circulation to the brain.

C. ischemia of the medulla oblongata.
D. increased circulation to the adrenal medulla.
E. hormone secretion by the adrenal medulla when perfusion drops.
28. _______________ has the most important effect on blood velocity.
A. Blood viscosity
B. Vessel radius
C. Blood osmolarity
D. Hematocrit
E. Vessel length
29. Reactive hyperemia is a result of ________________ to increase perfusion into a tissue.
A. urinary control
B. neural control
C. hormonal control
D. local control
E. respiratory control
30. All of these increase blood pressure except
A. norepinephrine.
B. antidiuretic hormone (ADH).
C. angiotensin II.
D. aldosterone.
E. atrial natriuretic peptide.
31. The vasomotor center of the __________________ controls blood vessels throughout the body.
A. hypothalamus
B. medulla oblongata
C. spinal cord
D. cerebellum
E. cortex
32. Hypertension is commonly considered to be a chronic resting blood pressure higher than
A. 180/90.
B. 130/60.

C. 120/75.
D. 140/90.
E. 200/90.


33. ____________ are powerful vasoconstrictors, and _______________ also increases heart rate.
A. Norepinephrine and antidiuretic hormone (ADH); antidiuretic hormone (ADH)
B. Norepinephrine and atrial natriuretic peptide (ANP); norepinephrine
C. Epinephrine and angiotensin II; epinephrine
D. Epinephrine and aldosterone; epinephrine
E. Epinephrine and antidiuretic hormone (ADH); antidiuretic hormone (ADH)
34. These are all mechanisms of movement through the capillary wall except
A. reabsorption.
B. filtration.
C. secretion.
D. transcytosis.
E. diffusion.
35. The most important force driving filtration at the arterial end of a capillary is
A. oncotic pressure.
B. tissue fluid colloid osmotic pressure.
C. blood colloid osmotic pressure.
D. interstitial hydrostatic pressure.
E. blood hydrostatic pressure.
36. ________________ by the capillaries at their venous end.
A. Waste products are taken up
B. Oxygen and glucose are taken up
C. Oxygen and glucose are given off
D. Wastes are given off
E. Organic nutrients are taken up
37. The most important force driving reabsorption at the venous end of a capillary is

A. oncotic pressure.
B. tissue fluid colloid osmotic pressure.
C. blood colloid osmotic pressure.
D. interstitial hydrostatic pressure.
E. blood hydrostatic pressure.
38. All these can lead to edema except
A. obstruction of lymphatic vessels.
B. liver disease.
C. famine.
D. hyperproteinemia.
E. hypertension.
39. ____________ would not increase capillary filtration.
A. Blockage of lymphatic capillaries
B. Dehydration
C. Increased capillary permeability
D. Dietary protein deficiency
E. Obstructed venous return
40. A mean arterial pressure (MAP) below 60 mmHg can cause _____, whereas a MAP above 160 mmHg
can cause _____________.
A. neurogenic shock; syncope
B. neurogenic shock; cardiogenic shock
C. compensated shock; decompensated shock
D. syncope; neurogenic shock
E. syncope; cerebral edema


41. _______________ does not contribute to venous return.
A. The difference of pressure between venules and the venae cavae
B. The expansion and contraction of the thoracic cavity during ventilation
C. The suction created by the atria slightly expanding during ventricular systole

D. Widespread vasodilation
E. Contraction of skeletal muscles of the limbs
42. ___________________ shock can be produced by hemorrhage, severe burns, or dehydration.
A. Anaphylactic
B. Cardiogenic
C. Hypovolemic
D. Venous pooling (vascular)
E. Neurogenic
43. ______________ shock occurs when bacterial toxins trigger vasodilation and increase capillary
permeability.
A. Compensated
B. Anaphylactic
C. Neurogenic
D. Cardiogenic
E. Septic
44. A bee sting can trigger a massive release of histamine, which causes ___________ and a(n)
_____________ in arterial blood pressure.
A. vasodilation; decrease
B. vasodilation; increase
C. vasoconstriction; decrease
D. vasoconstriction; increase
E. vasoconstriction; oscillation
45. Myocardial infarction can lead to _______________ shock.
A. neurogenic
B. cardiogenic
C. obstructed venous return
D. venous pooling (vascular)
E. hypovolemic
46. The most important force in venous flow is
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.
47. Blood flow to the _______________ remains quite stable even when mean arterial pressure (MAP)
fluctuates from 60 to 140 mm Hg.
A. hypothalamus
B. adrenal gland
C. stomach
D. skeletal muscles
E. kidneys
48. Pulmonary arteries have ________________ blood pressure compared to systemic arteries.
A. similar
B. a little lower
C. considerably lower
D. considerably higher
E. a little higher


49. How many pulmonary arteries empty into the right atrium of the heart?
A. 0
B. 1
C. 2
D. 4
E. 7
50. The lungs receive a systemic blood supply by way of the
A. right pulmonary artery.
B. left pulmonary artery.
C. pulmonary veins.
D. bronchial arteries.

E. lobar arteries.
51. There are no ________________ in humans.
A. right and left common carotid arteries
B. right and left brachiocephalic arteries
C. right and left brachiocephalic veins
D. right and left subclavian veins
E. right and left subclavian arteries
52. The _______________ supplies 80% of the cerebrum.
A. superficial temporal artery
B. occipital artery
C. internal carotid artery
D. anterior cerebral artery
E. middle cerebral artery

53. This figure shows the aorta and its major branches. What label shows the artery on the right side of the
body with the most extensive distribution of all the head-neck arteries?
A. 4
B. 3
C. 2
D. 1
E. 5
54. The cerebral arterial circle (circle of Willis) is
A. an anastomosis surrounding the pituitary gland.
B. a portal system connecting the hypothalamus with the anterior pituitary.
C. a short anastomosis found in the cerebellum.
D. formed by the superior and inferior sagittal sinuses.
E. an anastomosis circling the entire cortex.


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

A. the axillary v.
B. the internal jugular v.
C. the external jugular v.
D. the brachiocephalic v.
E. the subclavian v.
56. From superior to inferior, the major branches of the abdominal aorta are
A. celiac trunk, superior mesenteric artery, renal arteries, gonadal arteries, inferior mesenteric artery, and
common iliac arteries.
B. celiac trunk, superior mesenteric artery, gonadal arteries, renal arteries, inferior mesenteric artery, and
common iliac arteries.
C. superior mesenteric artery, celiac trunk, renal arteries, gonadal arteries, inferior mesenteric artery, and
common iliac arteries.
D. superior mesenteric artery, celiac trunk, gonadal arteries, renal arteries, inferior mesenteric artery, and
common iliac arteries.
E. superior mesenteric artery, inferior mesenteric artery, celiac trunk, gonadal arteries, renal arteries, and
common iliac arteries.
57. The principal venous drainage of the thoracic organs is accomplished by way of
A. the branches of the celiac trunk.
B. the azygos system.
C. mesenteric circulation.
D. the hepatic portal system.
E. the coronary and pulmonary veins.


58. This figure shows the arteries of the abdomen and pelvic region. What does "6" represent?
A. the median sacral a.
B. the lumbar a.
C. the inferior mesenteric a.
D. the superior mesenteric a.
E. the gonadal a.

59. These are all tributaries of the inferior vena cava except
A. the hepatic veins.
B. the internal and external iliac veins.
C. the inferior phrenic veins.
D. the vertebral veins.
E. the lumbar veins.


60. This figure shows veins of the abdomen and pelvic region. What does "2" represent?
A. the inferior mesenteric vein
B. the gastric vein
C. the splenic vein
D. the hepatic vein
E. the hepatic portal vein


61. This figure shows veins of the upper limb. What does "5" represent?
A. the basilic vein(s)
B. the cephalic vein(s)
C. the brachial vein(s)
D. the axillary vein(s)
E. the median cubital vein(s)

62. This figure shows arteries of the lower limb. What does "6" represent?
A. the femoral artery
B. the external iliac artery
C. the deep femoral artery
D. the internal iliac artery
E. the popliteal artery
63. These are all veins of the upper limb except

A. the cephalic vein.
B. the great saphenous vein.
C. the basilic vein.
D. the median antebrachial vein.
E. the ulnar vein.
64. These are all vessels of the lower limb except
A. the popliteal vein.
B. the posterior tibial artery.
C. the medial plantar artery.
D. the fibular vein.
E. the anterior interosseous artery.


65. This is the longest vein, and portions of this vein are commonly used as grafts in coronary bypass
surgery.
A. the inferior vena cava
B. the femoral vein
C. the deep femoral vein
D. the great saphenous vein
E. the common iliac vein


20 Key
1.

Blood flow through a capillary bed is regulated by precapillary sphincters.
TRUE
Blooms Level: 2. Understand
Learning Outcome: 20.01.b Describe the different types of arteries, capillaries, and veins.
Saladin - Chapter 20 #1

Section: 20.01
Topic: Cardiovascular System

2.

Large veins, medium veins, and venules have valves to prevent the backflow of blood.
FALSE
Blooms Level: 1. Remember
Learning Outcome: 20.01.b Describe the different types of arteries, capillaries, and veins.
Saladin - Chapter 20 #2
Section: 20.01
Topic: Cardiovascular System

3.

Blood flow is pulsatile in arteries and veins, but it is steady in capillaries.
FALSE
Blooms Level: 1. Remember
Learning Outcome: 20.02.a Explain the relationship between blood pressure, resistance, and flow.
Saladin - Chapter 20 #3
Section: 20.02
Topic: Cardiovascular System

4.

Generalized vasomotion can raise or lower blood pressure throughout the body.
TRUE
Blooms Level: 2. Understand
Learning Outcome: 20.02.d Explain how vasomotion influences blood pressure and flow.
Saladin - Chapter 20 #4

Section: 20.02
Topic: Cardiovascular System

5.

Increased capillary filtration, reduced reabsorption, or obstruction of lymphatic drainage can lead to
edema.
TRUE
Blooms Level: 3. Apply
Learning Outcome: 20.03.c Describe the causes and effects of edema.
Saladin - Chapter 20 #5
Section: 20.03
Topic: Cardiovascular System

6.

Most tissue fluid is reabsorbed by the lymphatic system.
FALSE
Blooms Level: 2. Understand
Learning Outcome: 20.03.b Describe and calculate the forces that enable capillaries to give off and reabsorb fluid.
Saladin - Chapter 20 #6
Section: 20.03
Topic: Cardiovascular System

7.

Decompensated shock is normally corrected by the body's homeostatic mechanisms.
FALSE
Blooms Level: 2. Understand
Learning Outcome: 20.04.d Name and describe the stages of shock.

Saladin - Chapter 20 #7
Section: 20.04
Topic: Cardiovascular System

8.

The pulmonary circuit is the only route in which arteries carry less oxygen than veins.
TRUE
Blooms Level: 1. Remember
Learning Outcome: 20.05.d Contrast the blood pressure of the pulmonary circuit with that of the systemic circuit, and explain why the difference is important in
pulmonary function.
Saladin - Chapter 20 #8
Section: 20.05
Topic: Cardiovascular System


9.

Lung tissue receives nourishment and waste removal from the pulmonary circuit.
FALSE
Blooms Level: 1. Remember
Learning Outcome: 20.06.a Trace the route of blood through the pulmonary circuit.
Saladin - Chapter 20 #9
Section: 20.06
Topic: Cardiovascular System

10.

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

Blooms Level: 1. Remember
Learning Outcome: 20.07.a Identify the principal systemic arteries and veins of the axial region.
Saladin - Chapter 20 #10
Section: 20.07
Topic: Cardiovascular System

11.

The three primary branches of the celiac trunk are the common hepatic, left gastric, and splenic veins.
FALSE
Blooms Level: 1. Remember
Learning Outcome: 20.07.a Identify the principal systemic arteries and veins of the axial region.
Saladin - Chapter 20 #11
Section: 20.07
Topic: Cardiovascular System

12.

Blood filtered through the hepatic sinusoids exits the liver via the hepatic veins.
TRUE
Blooms Level: 1. Remember
Learning Outcome: 20.07.a Identify the principal systemic arteries and veins of the axial region.
Saladin - Chapter 20 #12
Section: 20.07
Topic: Cardiovascular System

13.

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

Blooms Level: 1. Remember
Learning Outcome: 20.08.a Identify the principal systemic arteries and veins of the limbs.
Saladin - Chapter 20 #13
Section: 20.08
Topic: Cardiovascular System

14.

The brachial vein is the most common site of blood pressure measurement with the
sphygmomanometer.
FALSE
Blooms Level: 1. Remember
Learning Outcome: 20.08.a Identify the principal systemic arteries and veins of the limbs.
Saladin - Chapter 20 #14
Section: 20.08
Topic: Cardiovascular System

15.

The radial artery is lateral to the ulnar artery.
TRUE
Blooms Level: 1. Remember
Learning Outcome: 20.08.a Identify the principal systemic arteries and veins of the limbs.
Saladin - Chapter 20 #15
Section: 20.08
Topic: Cardiovascular System

16.

Arteries are sometimes called the _______________ vessels of the cardiovascular system because

they have strong-resilient tissue strucure.
A. resistance
B. capacitance
C. hydrodynamic
D. compliance
E. fenestrated
Blooms Level: 2. Understand
Learning Outcome: 20.01.b Describe the different types of arteries, capillaries, and veins.
Saladin - Chapter 20 #16
Section: 20.01
Topic: Cardiovascular System


17.

______________ have the thickest tunica media.
A. Small arteries
B. Small veins
C. Large arteries
D. Large veins
E. Capillaries
Blooms Level: 1. Remember
Learning Outcome: 20.01.b Describe the different types of arteries, capillaries, and veins.
Saladin - Chapter 20 #17
Section: 20.01
Topic: Cardiovascular System

18.

The outermost wall of an artery or vein is called the __________________ and in large arteries and

veins contains the ______________.
A. tunica media; smooth muscle
B. tunica externa; vasa vasorum
C. tunica externa; valves
D. tunica intima; endothelium
E. tunica intima; basement membrane
Blooms Level: 1. Remember
Learning Outcome: 20.01.a Describe the structure of a blood vessel.
Saladin - Chapter 20 #18
Section: 20.01
Topic: Cardiovascular System

19.

Most blood is in the
A. pulmonary circuit.
B. heart.
C. arteries.
D. veins.
E. capillaries.
Blooms Level: 1. Remember
Learning Outcome: 20.01.b Describe the different types of arteries, capillaries, and veins.
Saladin - Chapter 20 #19
Section: 20.01
Topic: Cardiovascular System

Saladin - Chapter 20


20.

This figure shows variations in circulatory pathways. The pathway labeled ____________ shows
alternative routes of blood supply called anastomoses.
A. 1
B. 2
C. 3
D. 4
E. 5
Blooms Level: 1. Remember
Figure: 20.09
Learning Outcome: 20.01.d Describe some variations on this route.
Saladin - Chapter 20 #20
Section: 20.01
Topic: Cardiovascular System

21.

These are all possible circulatory routes from the heart except
A. heart → arteries → capillary bed → veins → heart
B. heart → arteries → capillary bed → vein → capillary bed → veins → heart
C. heart → arteries → capillary bed → vein → capillary bed → arteries → heart
D. heart → arteries → arterial anastomosis → capillary bed → veins → heart
E. heart → arteries → arterial anastomosis → capillary bed → venous anastomosis → veins → heart
Blooms Level: 3. Apply
Learning Outcome: 20.01.c Trace the general route usually taken by the blood from the heart and back again.
Saladin - Chapter 20 #21
Section: 20.01
Topic: Cardiovascular System

22.

Vasomotion is associated with the presence of
A. collagen and elastic tissue in the tunica media.
B. elastic tissue in the tunica externa.
C. endothelium in the tunica interna.
D. smooth muscle in the tunica media.
E. fenestrations in the tunica externa.
Blooms Level: 2. Understand
Learning Outcome: 20.02.d Explain how vasomotion influences blood pressure and flow.
Saladin - Chapter 20 #22
Section: 20.01
Topic: Cardiovascular System

23.

In people who stand for long periods, blood tends to pool in the lower limbs and this may result in
varicose veins. Varicose veins are caused by
A. an aneurysm or weak point in an artery.
B. an aneurysm or weak point in a vein.
C. failure of the venous valves.
D. failure of the lymphatic valves.
E. a ruptured aneurysm in a vein.
Blooms Level: 3. Apply
Learning Outcome: 20.01.b Describe the different types of arteries, capillaries, and veins.
Saladin - Chapter 20 #23
Section: 20.01
Topic: Cardiovascular System


Saladin - Chapter 20

24.

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)?
A. above 100 mm Hg
B. 80 mm Hg
C. 60 mm Hg
D. 40 mm Hg
E. below 20 mm Hg
Blooms Level: 5. Evaluate
Figure: 20.10
Learning Outcome: 20.02.a Explain the relationship between blood pressure, resistance, and flow.
Saladin - Chapter 20 #24
Section: 20.02
Topic: Cardiovascular System

25.

What is the mean arterial pressure for a person with 110 and 65 mm Hg as systolic and diastolic
pressure, respectively?
A. 45 mm Hg
B. 80 mm Hg
C. 87.5 mm Hg
D. 90 mm Hg
E. 175 mm Hg
Blooms Level: 3. Apply
Learning Outcome: 20.02.b Describe how blood pressure is expressed and how pulse pressure and mean arterial pressure are calculated.
Saladin - Chapter 20 #25

Section: 20.02
Topic: Cardiovascular System


26.

The velocity of blood flow decreases when
A. viscosity increases.
B. blood pressure increases.
C. vessel radius increases.
D. afterload increases.
E. vasomotion decreases.
Blooms Level: 2. Understand
Learning Outcome: 20.02.c Describe three factors that determine resistance to blood flow.
Saladin - Chapter 20 #26
Section: 20.02
Topic: Cardiovascular System

27.

The medullary ischemic reflex results in
A. increased circulation to the brain.
B. reduced circulation to the brain.
C. ischemia of the medulla oblongata.
D. increased circulation to the adrenal medulla.
E. hormone secretion by the adrenal medulla when perfusion drops.
Blooms Level: 3. Apply
Learning Outcome: 20.02.e Describe some local, neural, and hormonal influences on vasomotion.
Saladin - Chapter 20 #27
Section: 20.02

Topic: Cardiovascular System

28.

_______________ has the most important effect on blood velocity.
A. Blood viscosity
B. Vessel radius
C. Blood osmolarity
D. Hematocrit
E. Vessel length
Blooms Level: 2. Understand
Learning Outcome: 20.02.c Describe three factors that determine resistance to blood flow.
Saladin - Chapter 20 #28
Section: 20.02
Topic: Cardiovascular System

29.

Reactive hyperemia is a result of ________________ to increase perfusion into a tissue.
A. urinary control
B. neural control
C. hormonal control
D. local control
E. respiratory control
Blooms Level: 1. Remember
Learning Outcome: 20.02.d Explain how vasomotion influences blood pressure and flow.
Saladin - Chapter 20 #29
Section: 20.02
Topic: Cardiovascular System

30.

All of these increase blood pressure except
A. norepinephrine.
B. antidiuretic hormone (ADH).
C. angiotensin II.
D. aldosterone.
E. atrial natriuretic peptide.
Blooms Level: 1. Remember
Learning Outcome: 20.02.e Describe some local, neural, and hormonal influences on vasomotion.
Saladin - Chapter 20 #30
Section: 20.02
Topic: Cardiovascular System


31.

The vasomotor center of the __________________ controls blood vessels throughout the body.
A. hypothalamus
B. medulla oblongata
C. spinal cord
D. cerebellum
E. cortex
Blooms Level: 1. Remember
Learning Outcome: 20.02.e Describe some local, neural, and hormonal influences on vasomotion.
Saladin - Chapter 20 #31
Section: 20.02
Topic: Cardiovascular System

32.

Hypertension is commonly considered to be a chronic resting blood pressure higher than
A. 180/90.
B. 130/60.
C. 120/75.
D. 140/90.
E. 200/90.
Blooms Level: 1. Remember
Learning Outcome: 20.02.e Describe some local, neural, and hormonal influences on vasomotion.
Saladin - Chapter 20 #32
Section: 20.02
Topic: Cardiovascular System

33.

____________ are powerful vasoconstrictors, and _______________ also increases heart rate.
A. Norepinephrine and antidiuretic hormone (ADH); antidiuretic hormone (ADH)
B. Norepinephrine and atrial natriuretic peptide (ANP); norepinephrine
C. Epinephrine and angiotensin II; epinephrine
D. Epinephrine and aldosterone; epinephrine
E. Epinephrine and antidiuretic hormone (ADH); antidiuretic hormone (ADH)
Blooms Level: 3. Apply
Learning Outcome: 20.02.e Describe some local, neural, and hormonal influences on vasomotion.
Saladin - Chapter 20 #33
Section: 20.02
Topic: Cardiovascular System

34.

These are all mechanisms of movement through the capillary wall except

A. reabsorption.
B. filtration.
C. secretion.
D. transcytosis.
E. diffusion.
Blooms Level: 1. Remember
Learning Outcome: 20.03.a Describe how materials get from the blood to the surrounding tissues.
Saladin - Chapter 20 #34
Section: 20.03
Topic: Cardiovascular System

35.

The most important force driving filtration at the arterial end of a capillary is
A. oncotic pressure.
B. tissue fluid colloid osmotic pressure.
C. blood colloid osmotic pressure.
D. interstitial hydrostatic pressure.
E. blood hydrostatic pressure.
Blooms Level: 3. Apply
Learning Outcome: 20.03.b Describe and calculate the forces that enable capillaries to give off and reabsorb fluid.
Saladin - Chapter 20 #35
Section: 20.03
Topic: Cardiovascular System


36.

________________ by the capillaries at their venous end.
A. Waste products are taken up

B. Oxygen and glucose are taken up
C. Oxygen and glucose are given off
D. Wastes are given off
E. Organic nutrients are taken up
Blooms Level: 3. Apply
Learning Outcome: 20.03.a Describe how materials get from the blood to the surrounding tissues.
Saladin - Chapter 20 #36
Section: 20.03
Topic: Cardiovascular System

37.

The most important force driving reabsorption at the venous end of a capillary is
A. oncotic pressure.
B. tissue fluid colloid osmotic pressure.
C. blood colloid osmotic pressure.
D. interstitial hydrostatic pressure.
E. blood hydrostatic pressure.
Blooms Level: 3. Apply
Learning Outcome: 20.03.b Describe and calculate the forces that enable capillaries to give off and reabsorb fluid.
Saladin - Chapter 20 #37
Section: 20.03
Topic: Cardiovascular System

38.

All these can lead to edema except
A. obstruction of lymphatic vessels.
B. liver disease.
C. famine.

D. hyperproteinemia.
E. hypertension.
Blooms Level: 5. Evaluate
Learning Outcome: 20.03.c Describe the causes and effects of edema.
Saladin - Chapter 20 #38
Section: 20.03
Topic: Cardiovascular System

39.

____________ would not increase capillary filtration.
A. Blockage of lymphatic capillaries
B. Dehydration
C. Increased capillary permeability
D. Dietary protein deficiency
E. Obstructed venous return
Blooms Level: 3. Apply
Learning Outcome: 20.03.b Describe and calculate the forces that enable capillaries to give off and reabsorb fluid.
Saladin - Chapter 20 #39
Section: 20.03
Topic: Cardiovascular System

40.

A mean arterial pressure (MAP) below 60 mmHg can cause _____, whereas a MAP above 160 mmHg
can cause _____________.
A. neurogenic shock; syncope
B. neurogenic shock; cardiogenic shock
C. compensated shock; decompensated shock
D. syncope; neurogenic shock

E. syncope; cerebral edema
Blooms Level: 3. Apply
Learning Outcome: 20.05.a Explain how the brain maintains stable perfusion.
Saladin - Chapter 20 #40
Section: 20.05
Topic: Cardiovascular System


41.

_______________ does not contribute to venous return.
A. The difference of pressure between venules and the venae cavae
B. The expansion and contraction of the thoracic cavity during ventilation
C. The suction created by the atria slightly expanding during ventricular systole
D. Widespread vasodilation
E. Contraction of skeletal muscles of the limbs
Blooms Level: 3. Apply
Learning Outcome: 20.04.a Explain how blood in the veins is returned to the heart.
Saladin - Chapter 20 #41
Section: 20.04
Topic: Cardiovascular System

42.

___________________ shock can be produced by hemorrhage, severe burns, or dehydration.
A. Anaphylactic
B. Cardiogenic
C. Hypovolemic
D. Venous pooling (vascular)
E. Neurogenic

Blooms Level: 2. Understand
Learning Outcome: 20.04.c Discuss several causes of circulatory shock.
Saladin - Chapter 20 #42
Section: 20.04
Topic: Cardiovascular System

43.

______________ shock occurs when bacterial toxins trigger vasodilation and increase capillary
permeability.
A. Compensated
B. Anaphylactic
C. Neurogenic
D. Cardiogenic
E. Septic
Blooms Level: 2. Understand
Learning Outcome: 20.04.c Discuss several causes of circulatory shock.
Saladin - Chapter 20 #43
Section: 20.04
Topic: Cardiovascular System

44.

A bee sting can trigger a massive release of histamine, which causes ___________ and a(n)
_____________ in arterial blood pressure.
A. vasodilation; decrease
B. vasodilation; increase
C. vasoconstriction; decrease
D. vasoconstriction; increase
E. vasoconstriction; oscillation

Blooms Level: 3. Apply
Learning Outcome: 20.04.c Discuss several causes of circulatory shock.
Saladin - Chapter 20 #44
Section: 20.04
Topic: Cardiovascular System

45.

Myocardial infarction can lead to _______________ shock.
A. neurogenic
B. cardiogenic
C. obstructed venous return
D. venous pooling (vascular)
E. hypovolemic
Blooms Level: 1. Remember
Learning Outcome: 20.04.c Discuss several causes of circulatory shock.
Saladin - Chapter 20 #45
Section: 20.04
Topic: Cardiovascular System


46.

The most important force in venous flow is
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.
Blooms Level: 1. Remember

Learning Outcome: 20.04.a Explain how blood in the veins is returned to the heart.
Saladin - Chapter 20 #46
Section: 20.04
Topic: Cardiovascular System

47.

Blood flow to the _______________ remains quite stable even when mean arterial pressure (MAP)
fluctuates from 60 to 140 mm Hg.
A. hypothalamus
B. adrenal gland
C. stomach
D. skeletal muscles
E. kidneys
Blooms Level: 2. Understand
Learning Outcome: 20.05.a Explain how the brain maintains stable perfusion.
Saladin - Chapter 20 #47
Section: 20.05
Topic: Cardiovascular System

48.

Pulmonary arteries have ________________ blood pressure compared to systemic arteries.
A. similar
B. a little lower
C. considerably lower
D. considerably higher
E. a little higher
Blooms Level: 3. Apply
Learning Outcome: 20.05.d Contrast the blood pressure of the pulmonary circuit with that of the systemic circuit, and explain why the difference is important in

pulmonary function.
Saladin - Chapter 20 #48
Section: 20.05
Topic: Cardiovascular System

49.

How many pulmonary arteries empty into the right atrium of the heart?
A. 0
B. 1
C. 2
D. 4
E. 7
Blooms Level: 3. Apply
Learning Outcome: 20.06.a Trace the route of blood through the pulmonary circuit.
Saladin - Chapter 20 #49
Section: 20.06
Topic: Cardiovascular System

50.

The lungs receive a systemic blood supply by way of the
A. right pulmonary artery.
B. left pulmonary artery.
C. pulmonary veins.
D. bronchial arteries.
E. lobar arteries.
Blooms Level: 3. Apply
Learning Outcome: 20.06.a Trace the route of blood through the pulmonary circuit.
Saladin - Chapter 20 #50

Section: 20.06
Topic: Cardiovascular System


51.

There are no ________________ in humans.
A. right and left common carotid arteries
B. right and left brachiocephalic arteries
C. right and left brachiocephalic veins
D. right and left subclavian veins
E. right and left subclavian arteries
Blooms Level: 1. Remember
Learning Outcome: 20.07.a Identify the principal systemic arteries and veins of the axial region.
Saladin - Chapter 20 #51
Section: 20.07
Topic: Cardiovascular System

52.

The _______________ supplies 80% of the cerebrum.
A. superficial temporal artery
B. occipital artery
C. internal carotid artery
D. anterior cerebral artery
E. middle cerebral artery
Blooms Level: 3. Apply
Learning Outcome: 20.07.a Identify the principal systemic arteries and veins of the axial region.
Saladin - Chapter 20 #52
Section: 20.07

Topic: Cardiovascular System

Saladin - Chapter 20

53.

This figure shows the aorta and its major branches. What label shows the artery on the right side of the
body with the most extensive distribution of all the head-neck arteries?
A. 4
B. 3
C. 2
D. 1
E. 5
Blooms Level: 3. Apply
Figure: 20.23
Learning Outcome: 20.07.a Identify the principal systemic arteries and veins of the axial region.
Saladin - Chapter 20 #53
Section: 20.07
Topic: Cardiovascular System

54.

The cerebral arterial circle (circle of Willis) is
A. an anastomosis surrounding the pituitary gland.
B. a portal system connecting the hypothalamus with the anterior pituitary.
C. a short anastomosis found in the cerebellum.
D. formed by the superior and inferior sagittal sinuses.
E. an anastomosis circling the entire cortex.
Blooms Level: 1. Remember
Learning Outcome: 20.07.a Identify the principal systemic arteries and veins of the axial region.

Saladin - Chapter 20 #54
Section: 20.07
Topic: Cardiovascular System


Saladin - Chapter 20

55.

This figure shows the superficial veins of the neck and head. What does "8" represent?
A. the axillary v.
B. the internal jugular v.
C. the external jugular v.
D. the brachiocephalic v.
E. the subclavian v.
Blooms Level: 1. Remember
Figure: 20.26c
Learning Outcome: 20.07.a Identify the principal systemic arteries and veins of the axial region.
Saladin - Chapter 20 #55
Section: 20.07
Topic: Cardiovascular System

56.

From superior to inferior, the major branches of the abdominal aorta are
A. celiac trunk, superior mesenteric artery, renal arteries, gonadal arteries, inferior mesenteric artery,
and common iliac arteries.
B. celiac trunk, superior mesenteric artery, gonadal arteries, renal arteries, inferior mesenteric artery,
and common iliac arteries.
C. superior mesenteric artery, celiac trunk, renal arteries, gonadal arteries, inferior mesenteric artery,

and common iliac arteries.
D. superior mesenteric artery, celiac trunk, gonadal arteries, renal arteries, inferior mesenteric artery,
and common iliac arteries.
E. superior mesenteric artery, inferior mesenteric artery, celiac trunk, gonadal arteries, renal arteries,
and common iliac arteries.
Blooms Level: 3. Apply
Learning Outcome: 20.07.a Identify the principal systemic arteries and veins of the axial region.
Saladin - Chapter 20 #56
Section: 20.07
Topic: Cardiovascular System

57.

The principal venous drainage of the thoracic organs is accomplished by way of
A. the branches of the celiac trunk.
B. the azygos system.
C. mesenteric circulation.
D. the hepatic portal system.
E. the coronary and pulmonary veins.
Blooms Level: 1. Remember
Learning Outcome: 20.07.a Identify the principal systemic arteries and veins of the axial region.
Saladin - Chapter 20 #57
Section: 20.07
Topic: Cardiovascular System


Saladin - Chapter 20

58.

This figure shows the arteries of the abdomen and pelvic region. What does "6" represent?
A. the median sacral a.
B. the lumbar a.
C. the inferior mesenteric a.
D. the superior mesenteric a.
E. the gonadal a.
Blooms Level: 1. Remember
Figure: 20.29
Learning Outcome: 20.07.a Identify the principal systemic arteries and veins of the axial region.
Saladin - Chapter 20 #58
Section: 20.07
Topic: Cardiovascular System

59.

These are all tributaries of the inferior vena cava except
A. the hepatic veins.
B. the internal and external iliac veins.
C. the inferior phrenic veins.
D. the vertebral veins.
E. the lumbar veins.
Blooms Level: 3. Apply
Learning Outcome: 20.07.a Identify the principal systemic arteries and veins of the axial region.
Saladin - Chapter 20 #59
Section: 20.07
Topic: Cardiovascular System