the veins are blue.
There are 72,000 MAJOR VEINS in a regular human body.
There are more veins by far.
Arteries, capillaries, & veins.
Inferior Vena Cava
they are most popular
the organs and veins in your body
the organs and veins in your body
That you are a human.
Veins have no reproductive organs, so no they cannot reproduce per se.
veins and the heart.
varicous veins..