These arteries (which also include the aorta, pulmonary artery, and femoral artery) are the largest in the body and they are closest to the heart; they give rise to medium-sized vessels (or ...

This is a study of 172 heart specimens with pulmonary atresia and ventricular septal defect (VSD)--pseudotruncus. These are divided into simple and complicated types. In the simple type the ...

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 ...

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 ...