The orifice of the inferior vena cava (fig. 2, b) at the lower and back part.
In the Edentates the remains of the venous valves at the opening of the inferior vena cava are better marked than in other orders.
Ligature of the inferior vena cava above the diaphragm also leads to a large increase in the flow of duct lymph.
The two largest veins in the body, the superior vena cava and the inferior vena cava, open into the right auricle.
inferior vena cava n.
A large vein formed by the union of the two common iliac veins that receives blood from the lower limbs and the pelvic and abdominal viscera and empties into the right atrium of the heart. Also called postcava.
vena cava vena ca·va (kā'və)
n. pl. venae ca·vae (kā'vē)
Either of the two venae cavae, designated inferior and superior. Also called cava.
|vena cava |
Plural venae cavae (vē'nē kā'vē)
Either of two large veins that carry blood with low levels of oxygen to the right atrium of the heart. ◇ The superior vena cava receives blood from the brain and upper limbs or forelimbs. ◇ The inferior vena cava drains blood from the trunk and lower limbs or hindlimbs and is the largest vein in the body.