ANATOMY
CHEST AND CARDIOVASCULAR
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Atherosclerosis
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Heart failure
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Heart attack
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Stroke
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Detailed explanation-1: -Overview. A heart attack (myocardial infarction) happens when one or more areas of the heart muscle don’t get enough oxygen. This happens when blood flow to the heart muscle is blocked.
Detailed explanation-2: -When damage or death to part of the heart muscle occurs due to ischemia, it’s called a heart attack, or myocardial infarction (MI). About every 40 seconds, someone in the United States has a heart attack.
Detailed explanation-3: -Heart Attack (Myocardial Infarction) A heart attack (medically known as a myocardial infarction) is a deadly medical emergency where your heart muscle begins to die because it isn’t getting enough blood flow. A blockage in the arteries that supply blood to your heart usually causes this.
Detailed explanation-4: -During myocardial infarction, cardiac myocytes in the ischemic zone die by both apoptosis and necrosis.