It is a vein.
A blood vessel is a tube shaped organ that carries blood. It carries the blood through the tissues and organs of the human body.
The Blood Vessel Carries Useful Materials To The Cells And Tissues Of The Body.
Veins carry deoxygenated blood from the body back to the heart.
Veins are the type of blood vessel that drains blood from tissues and returns it to the heart.
The aorta is the vessel that carries oxygenated blood from the heart. In contrast, the pulmonary artery is the vessel that carries deoxygenated blood from the heart.
Capillaries are the smallest of the blood vessels. Their thin walls and small size facilitate gas exchange with the body tissues.
red blood cell
me
arteries
The Arteries
Aorta.
ya it is a vain