What is the Difference between Atrium, Atria and Ventricles
The heart is the no doubt, most important part of our body. Our heart is composed of four chambers; two upper and two lower which are called atria and ventricle respectively. Basically, the heart is a pump and clean the blood or you can say covert de-oxygenated blood into the oxygenated blood to supply clean blood to all parts of the body.