There is a semilunar valve where the aorta leaves the left ventricle and another where the pulmonary artery leaves the right ventricle. Blood vessels leading into and out of the heart There are ...

It illustrates blood flow dynamics through the heart's chambers, including the right atrium, right ventricle, and pulmonary ... and coronary arteries, emphasizing the anatomy and function of ...

A larger diameter of the main pulmonary artery predicts poorer outcomes in pulmonary arterial hypertension (PAH) patients, a study found.

All blood vessels are specifically structured to perform their function. For example, a capillary is microscopically thin to allow gases to exchange, the arteries are tough and flexible to cope ...