5 billion vein
no they dont have veins Yes, fish have veins. Fish have blood an veins are the necessary ways for all living beings to have their blood circulated throughout their body.
Yes I think so
arteries, capillaries and veins
veins
No, muscles have nothing to do with how many veins God gave you.
the veins are parallel to each other
Mushrooms do not have leaves, so they do not netted veins like many plants. Mushrooms instead have a central stalk and parallel veins.
2
Altogether your veins add up to 4 and a half kilometers.
There are 72,000 MAJOR VEINS in a regular human body.
I believe there's 3, 2 veins and 1 artery
2. the carotid artery and the jugular veins; they are located on opposite sides of the neck.