Question

hllo............. what is double circulation of heart??​

Answer 1

Answer:

Double ciculation means that blood is circulated twice at same time. For example as in human heart. Deoxygenated blood is carried to respiratory organs for oxygenation. Oxygenated blood is transported to different parts of the body.

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Answer 2

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.