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After blood becomes oxygenated,- it returns to the heart, and is then pumped to the lungs. - it does not return to the heart, but goes directly to the lungs. - it returns to the heart, and is then pumped to body cells. - it does not return to the heart, but goes directly to capillaries that supply the body's cells with oxygen. - it does not return to the heart, but goes to the nose and mouth.
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