The vena cava is the biggest artery in the body that is attached to the heart, so i would say the cardiovascular system.
The cardiovascular system
The Vena Cava is part of the circulatory system. It is the vein which bring deoxygenated blood into the right atium of the heart.
The vena cava is the biggest artery in the body that is attached to the heart, so i would say the cardiovascular system.
The answer is Cardiovascular system, which is a component of the Circulatory system
Superior vena cava and the inferior vena cava
the heart
The function of the vena cava is to return blood back to the heart.
The inferior vena cava. or the heart. i think.
kidneys,ureters,adrenal glands,aorta,and inferior vena cava
postcava - inferior vena cava precava - superior vena cava
superior vena cava
The vena cavae, which returns blood from the bottom half of your body back to your heart.