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Question : 81 of 100
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All of these.- The primary cause of heart attack:
- The blood clots that occur in the arteries
- Increase in cholesterol levels of body
- When insufficient blood reaches the heart
- Other reasons that may cause heart attack: hypothermia, drowning, shock.
- A heart is a muscular organ that pumps blood through the circulatory system.
- Pumping is done by expansion and contraction of the heart.
- Any condition that affects the heart or its function adversely results in heart diseases.
- Medically or scientifically heart disease is known as cardiovascular disease.
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