Question : The cause of heart attack is:
Option 1: bacteria
Option 2: virus
Option 3: lack of blood supply to the heart
Option 4: impairment of heart's working due to unknown reason
Correct Answer: lack of blood supply to the heart
Solution : The correct option is the lack of blood supply to the heart.
A heart attack occurs when the blood supply to the heart is substantially restricted or blocked. Tissue loses oxygen and dies without blood. Usually, an accumulation of fat, cholesterol, and other substances in the heart's (coronary) arteries causes a blockage.
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