Question

the heart decreases due to decreased blow supply and there by​

Answer 1

The reduced blood flow is usually the result of a partial or complete blockage of your heart's arteries (coronary arteries). Myocardial ischemia, also called cardiac ischemia, reduces the heart muscle's ability to pump blood. A sudden, severe blockage of one of the heart's artery can lead to a heart attack.

HOPE IT HELPS

Please mark it as the Brainliest