The heart contracts rhythmically to pump what to the lungs and the rest of the body?

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asked Jan 2 in Science by MiquelPlx868 (2.3k points)

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answered Jan 2 by EmelyColton2 (1.6k points)

blood

The heart contracts rhythmically to pump blood to the lungs and the rest of the body. Specialized cardiac muscle cells trigger the contractions.

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