what is double circulation
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Answer:
since human blood passes through heart 2 times it is called double circulation.
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In double circulation the same blood flows twice through the heart.
Refer to this to see the passage of blood:
Vena cava➜Right auricle➜ Right ventricle ➜Pulmonary artery ➜Lungs ➜Pulmonary vein➜ Left auricle ➜Left Ventricle➜ Aorta ➜To all body parts➜ Vena cava
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