the heart muscle have suitable structure to work continuously throughout a person life span
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Q. the heart muscle have suitable structure to work continuously throughout a person life span ?
Ans :- The right side of your heart receives oxygen-poor blood from your veins and pumps it to your lungs, where it picks up oxygen and gets rid of carbon dioxide. The left side of your heart receives oxygen-rich blood from your lungs and pumps it through your arteries to the rest of your body.
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