Which valve in the heart is located between the left atrium and left ventricle?

The valve located between the left atrium and left ventricle is known as the mitral valve. This valve plays a critical role in the heart's function by allowing blood to flow from the left atrium, where oxygen-rich blood returns from the lungs, into the left ventricle, which then pumps it out into the aorta and throughout the body.

The mitral valve ensures that when the left ventricle contracts, blood does not flow back into the atrium, thus maintaining proper circulation and efficient functioning of the heart. It is structured with two leaflets, which help create a seal and prevent backflow during ventricular contraction.

Understanding the position and function of the mitral valve is essential, particularly in the context of conditions like mitral valve prolapse or stenosis, which can significantly affect heart performance and overall health.