What structure resembles a “cauda equina”?

The third branch of the arch of the aorta is

The beginning of the upper respiratory tract is the

In which chamber of the heart does systemic circulation begin?

How many sections is the small intestine divided into?

The middle section of the pharynx is the

The pendulous pouch that contains the testes is the

What organ is located in a retroperitoneal position?

The inferior, constricted area of the uterus is the

In which chamber of the heart does pulmonary circulation terminate?