because you blood is inside your veins.
Veins
Donated blood is stored in a blood bank or collection center. Blood is normally refrigerated but can also be frozen.
Veins return blood to the heart.The pulmonary veins.
Varicose veins form when blood pools in the veins.
For expiring donated blood, they are disposed in accordance to the laws of the blood bank about proper disposal of blood.
veins are blood vessels
No, because donated blood may go to pregnant women.
blood vessels that carry blood toward the heart are called veins.
Veins have valves in them which help transport the blood.
Blood flow is faster in arteries than in veins. Blood flow in veins is lower pressure.
er no
The pulmonary veins are the only veins in the body that carry oxygenated blood. Like all veins the blood in the pulmonary veins travel toward the heart.