How does the heart pump blood?
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from the body because the heart of a human in body think deeply and subscribe my channel in you tube name cook with Julee Gupta are
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The blood first enters the right atrium. The blood then flows through the tricuspid valve into the ventricle. When the heart beats, the ventricle pushes blood through the pulmonic valve into the pulmonary artery . The pulmonary artery carries blood to the lungs where it "picks up" oxygen .
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