they can get clogged up
Vena Cava has valves, if im not wrong, but pulmonary veins definitely do not have valves.
Intravenous (IV) fluids go into veins, not arteries.
if you attach your veins and arteries together,it will go around the world
So that the blood dosen't flow the wrong way
Veins will appear blue. Don't confuse this with spider veins. They will often pop out on the hands and feet if you have been doing heavy lifting (hands and feet) or running or jumping a lot (feet). There is likely nothing wrong. If you don't like the blue veins around your breasts then get a tan.
Arteries carry blood away from the heart, veins carry blood to the heart
There are many places where one could go to get rid of unsightly thread veins and spider veins. The best places to go would be places like a dermatologist or a plastic surgeon.
it is a fern but please correct me if I'm wrong thx
The fine network of lines on the undersurface of a leaf are called Veins. The water and minerals go to every part of the leaf through these Veins.
Ofcourse not, you don't see them, your fingernails can't bleed and the body doesn't see a need to put nerves in it.
Spider veins are a form of varicose veins. They are ugly, aren't they? Staying active can help prevent them. In short, don't get a desk job -- go to the gym often.
veins bring blood back to the heart. arteries go away from the heart