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(1) explain double circulation system..
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it has two seprate circuits and blood passes through the heart twice . the pulmonary circuit is between heart and lungs . the systemic circuit is between the heart and other organ system
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It is called a double circulatory system because blood passes through the heart twice per circuit. ... The right pump sends deoxygenated blood to the lungs where it becomes oxygenated and returns back to the heart. The left pump sends the newly oxygenated blood around the body.
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