Here’s how it works. The circulatory system consists of three independent systems that work together: the heart (cardiovascular), lungs (pulmonary), and arteries, veins, coronary and portal ...

As the heart beats, it pumps blood through a system of blood vessels called the circulatory system ... This heart anatomy diagram shows that blood flows from the right atrium into the right ...

Your circulatory system works all day, every day, to pump oxygen throughout your body. There are cardiovascular conditions that can impact this system. Your circulatory system, also known as your ...