Question

define double circulation of blood...​

Answer 1

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The majority of mammals (including humans) utilize a double circulatorysystem. This means we have two loops in our body in which bloodcirculates. One is oxygenated,meaning oxygen rich, and the other is deoxygenated, which means it has little to no oxygen, but a lot of carbon dioxide.

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Answer 2

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Explanation:

☑️The passage of blood throughout the body under the influence of pressure exerted by the heart is called circulation.

☑️ In human beings,the circulation is called double blood circulation because the blood passage twice through the heart during one round of circulation.

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