Heart.rar

Four valves (tricuspid, pulmonary, mitral, and aortic) act as one-way gates to keep blood flowing in the correct direction. ⚙️ How the "System" Works

The right and left ventricles pump blood out of the heart. Heart.rar

Receives deoxygenated blood from the body and pumps it to the lungs. Four valves (tricuspid, pulmonary, mitral, and aortic) act