Question

Describe the structure of the human heart and circulation in it.

Answer 1

Answer:

The heart works as two pumps, one on the right and one on the left, working simultaneously. Blood flows from the right atrium to the right ventricle, and then is pumped to the lungs to receive oxygen. From the lungs, the blood flows to the left atrium, then to the left ventricle.

Explanation:

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