Science, asked by chandaliyadharmendra, 11 months ago

what is mechanism of heart

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Answered by ITZKHUSHI1234567

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Answered by Anonymous

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Blood flows through your heart and lungs in four steps: The right atrium receives oxygen-poor blood from the body and pumps it to the right ventricle through the tricuspid valve. The right ventricle pumps the oxygen-poor blood to the lungs through the pulmonary valve.

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