Match Each Vascular Structure to Its Function or Characteristic

question 72

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.

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Definitions:

Hypertrophy

An increase in the size of an organ or tissue through the enlargement of its cells, often in response to stress or increased demand.

Hypotonicity

A condition where there is decreased muscle tone, making muscles feel flaccid and leading to difficulties in maintaining posture or movement.

Inflammatory Bowel Disease

A term for two conditions, Crohn's disease and ulcerative colitis, that cause chronic inflammation of the gastrointestinal tract.

Corticosteroids

A class of steroid hormones that are produced in the adrenal cortex and used medicinally to reduce inflammation and suppress the immune system.