Question

What is double circulation in human body

Answer 1

The majority of mammals (including humans) utilize a double circulatory system. This means we have two loops in our body in which blood circulates. 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

Answer 2

Here is your answer:

In human body the blood travels twice through the heart in one complete cycle of the body.This is called double circulation