Question

What is the cause of coronary artery disease?

a.

Clogging of veins

b.

Hardening of arteries

c.

Inadequate blood supply to the heart muscle

d.

Increased blood flow to the heart muscle

Answer: (b).Hardening of arteries Explanation:Coronary artery disease is caused by the process of atherosclerosis, which is a chronic, progressive disease in which plaques build up in the inner wall of the arteries, leading to hardening or clogging of the arteries.

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Q. What is the cause of coronary artery disease?

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