Multiple Choice
Match each vascular structure to its function or characteristic. Terms may apply to more than one question. Some terms may not be used.
a.arteries
i.sinusoids
b.tunica externa
j.tunica media
c.capillaries
k.capacitance vessels
d.tunica intima
l.distributing arteries
e.lumen
m.conducting arteries
f.resistance vessels
n.metarterioles
g.medium-sized veins
o.large veins
h.venules
p.arterioles
-Which best explains how the vascular system maintains blood pressure?
A) Arterioles dilate or constrict to provide the correct amount of resistance to blood flow.
B) Medium-sized veins constrict to help maintain blood pressure when blood pressure drops.
C) Distributing arteries carry blood evenly throughout the body to maintain a stable blood pressure.
D) Veins and arteries work together to maintain blood pressure at or near 110/70 mm Hg.
Correct Answer:

Verified
Correct Answer:
Verified
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