The system of blood vessels in the human body measure about 60,000 miles (96,560 kilometers). Arteries carry oxygen-rich blood from the heart through the body. Veins carry oxygen-poor blood back ...

The major veins of the shoulder are: Axillary vein: This vein drains into the larger subclavian vein on its way to the heart. It is joined by the cephalic vein and the basilic vein.

There are veins coming from all major body areas, but not everyone will have the same amount; the smaller you are, the less blood you have and so the fewer blood vessels you will need.