what is double circulation
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Double circulation is a pathway followed by blood in which it travels throughout the different organs of the body through the veins and arteries. This type of circulation in humans is closed, hence a closed circulatory system exists as the flow of blood is in closed blood vessels
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The human circulatory system is a double circulatory system. It has two separate circuits and blood passes through the heart twice: the pulmonary circuit is between the heart and lungs. the systemic circuit is between the heart and the other organs.
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