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Your heart is a kind of pump, or two pumps in one. The right side receives blood from the rest of the body and pumps it to the lungs. The left side does just the opposite: it receives blood from the lungs and pumps it to the rest of the body. How the heart beats
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Your heart is a kind of pump, or two pumps in one. The right side receives blood from the rest of the body and pumps it to the lungs. The left side does just the opposite: it receives blood from the lungs and pumps it to the rest of the body. How the heart beats.
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