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Double blood circulation |
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Answer» *heart not human heart Blood goes heart twice during each cycle is known as double circulation A circulatory system in which blood travels twice through the human heart in one complete revolution is called double circulation A circulatory system in which blood travels twice through the heart in one complete cycle of the body is called Double circulation. In the human circulatory system, the pathway of blood from the heart to the rest of the body and back to the heart is called systemic circulation; and the pathway of blood from the heart to the lungs and back to the heart is called pulmonary circulation. These two types of circulation taken together makes Double circulation. ???? When blood in each cycle goes twice to the heart |
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