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A/P II Final Review Questions and Answer
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A/P II Final Review Questions andAnswer
What is the functional importance of elastic arteries?
A) They serve as pressure reservoirs, stretching after
ventricular contraction, and recoiling to propel blood.
B) They serve as pressure reservoirs, storing pressure
after ventricular contraction and spreading it outwards.
C) They can stretch and not be damaged, unlike other
arteries.
D) They have a high amount of elastic connective tissue.
E) None of the above. - correct answer ✅A) They serve
as pressure reservoirs, stretching after ventricular
contraction, and recoiling to propel blood.
Sinusoid capillaries are characterized by large openings.
Where would you most likely find this type of capillary?
A) kidneys
B) yellow bone marrow
C) liver
D) stomach
E) alveoli - correct answer ✅C) liver
,A/P II Final Review Questions and
Answer
What would the net filtration pressure be?
Capillary Hydrostatic Pressure: 37 mmHg
Interstitial Hydrostatic Pressure: 1 mmHg
Plasma Colloid Osmotic Pressure: 25 mmHg
Interstitial Colloid Osmotic Pressure: 0 mmHg
A) 13 mmHg out of the capillary
B) 13 mmHg into the capillary
C) 11 mmHg out of the capillary
D) 11 mmHg into the capillary
E) 61 mmHg out of the capillary
F) 61 mmHg into the capillary - correct answer ✅C) 11
mmHg out of the capillary
Blood enters a capillary with a hydrostatic pressure of 36.
The surround interstitial hydrostatic pressure is 22. Where
would the bulk flow of water travel?
A) Out of the capillary into the interstitium
B) From the interstitial into the capillary
C) Water wouldn't travel by bulk flow
,A/P II Final Review Questions and
Answer
D) Equal flow into and out of the capillary - correct
answer ✅A) Out of the capillary into the interstitium
What effect would significant overhydration have on bulk
flow in capillaries?
A) Decreased flow at the arterial end, but increased flow
at the venous end.
B) Decreased flow out of the capillary, thus decreasing
blood pressure.
C) Increased flow out of the capillary, thus potentially
causing edema.
D) Minimal effect - correct answer ✅C) Increased flow
out of the capillary, thus potentially causing edema.
Decreased vessel radius ____________ blood flow.
A) increases
B) decreases
C) has minimal effect on - correct answer ✅B)
decreases
Vessel length _______ with obesity and _______ blood flow.
, A/P II Final Review Questions and
Answer
A) increases; decreases
B) decreases; decreases
C) increases; increases
D) decreases; increases - correct answer ✅A)
increases; decreases
Sets of smaller vessels have ________ surface areas and
________ velocities of blood flow compared to larger
vessels.
A) higher; higher
B) lower; higher
C) higher; lower
D) lower; lower - correct answer ✅C) higher; lower
Which aspect has the largest effect on blood flow in a
normal, healthy person?
A) vessel durability
B) vessel length
C) blood viscosity
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