Foam cells in a fatty streak are:
a. deposited adipose cells.
b. injured neutrophils.
c. macrophages that engulf low-density lipo-protein (LDL).
d. lipid-laden mast cells.
ANS: C
Foam cells are lipid-laden macrophages that engulf LDL. They are deposited in vessels, not adi-pose cells. Foam cells are not injured neutrophils nor are they mast cells.
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