It is responsible for transporting materials throughout the entire body. It transports nutrients, water, and oxygen to the billions of cells in your body and carries away wastes such as carbon dioxide.
It is an amazing muscular organ. It is located at the center of your chest slightly tilted to the left. Its job is to pump blood and keep the blood moving throughout your body.
The blood is the liquid medium that is constantly flowing throughout your body. It is reffered to as the river of life.