JEE Main Rank Booster 2021
This course will help student to be better prepared and study in the right direction for JEE Main..
₹ 13999/-
₹ 9999/-
Buy Now
Double circulation of heart states that the blood passes through the heart twice per circuit ( that is systemic and pulmonary circuit). Firstly, deoxygenated blood is sent to the lungs via the right pump where it becomes oxygenated and it returns back to the heart. Then, via left pump oxygenated blood is sent to all over the body from the heart.