The Four Heart Valves Types Problems And More
A healthy heart valve will stop blood from flowing out of a heart chamber until it is time for the heart to pump the blood to its next destination. The valves open and close with precision timing, allowing the heart to pump blood effectively. Valves may become diseased, resulting either in leakage of blood backwards (known as insufficiency or regurgitation), or by becoming narrowed (stenotic), preventing adequate forward flow of blood....