Final answer:
The medical term for hardening of an artery due to plaque is atherosclerosis.
Step-by-step explanation:
The medical term for hardening of an artery due to plaque is atherosclerosis. Atherosclerosis occurs when fatty deposits, known as plaque, build up on the inner walls of arteries, causing them to become thickened, hardened, and narrowed. This condition can restrict blood flow and lead to serious health problems such as heart attacks and strokes.
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