When endothelial cells are injured, what alteration contributes to atherosclerosis?
a. The release of toxic oxygen radicals that oxidize low-density lipoproteins (LDLs)
b. Cells are unable to make the normal amount of vasodilating cytokines.
c. Cells produce an increased amount of antithrombotic cytokines.
d. Cells develop a hypersensitivity to homocysteine and lipids.
Ans: b. Cells are unable to make the normal amount of vasodilating cytokines.
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