Aorta. It is essential to blood flow in the Heart (the most important organ in the body).
They help you stay alive, without them you would be in a graveyard!
arterioles
the arteries
Veins are the type of blood vessel that drains blood from tissues and returns it to the heart.
The Blood Vessel Carries Useful Materials To The Cells And Tissues Of The Body.
Veins carry blood from the tissues to the heart.
A blood vessel is a tube shaped organ that carries blood. It carries the blood through the tissues and organs of the human body.
It is a vein.
capillary
Veins carry deoxygenated blood from the body back to the heart.
If such a vessel did exist, it wouldn't be in our bodies.
The flow of blood to tissues beyond the clot may be cut off
The lpmph vessel is important for your heart because it is a important blood vessel in your body
Vessel are important because they carry blood.