Question

why is blood circulation in human heart called Double circulation ?​

Answer 1

Explanation:

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.

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.

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