Answer:
Explanation:
A heart attack is the death of a segment of heart muscle caused by a loss of blood supply. The blood is usually cut off when an artery supplying the heart muscle is blocked by a blood clot. If some of the heart muscle dies, a person experiences chest pain and electrical instability of the heart muscle tissue.
Answer:
A heart attack is the death of a segment of heart muscle caused by a loss of blood supply. The blood is usually cut off when an artery supplying the heart muscle is blocked by a blood clot. If some of the heart muscle dies, a person experiences chest pain and electrical instability of the heart muscle tissue.
Explanation:
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