What Is A Double Circulation Of Blood In The Heart?
There are different chambers to a heart. The blood that is the input is returning for nutrition and oxygen to deliver to the body as such it will enter the first chamber being pushed by the other returning blood, where it is sealed. It then gets recharged with the nutrients and oxygen and enters into the the other two chambers as it travels through the heart until it goes to the pumping station. This is the blood that has the power and is forced into the human body with great force to replenished and oxygenate the organs and muscles. You can find out more by going to Wikpeida.com..