I will give you some examples:
The nurse tried to find my vein, but her search was vain.
We have found a vein of gold in the cave.The nurse inserted the needed into his vein.
As a noun : The lode was a rich vein of precious ore .
A good sent. For Vein is They stuck a needle in my VEIN Blood flow's through my VEIN
I hope that this vein leads to the mother lode! A vein is different from an artery.
A rich vein of humour runs through his work bravo.
Phlebitis is the inflammation of a vein, especially in the legs. An example sentence would be: Her phlebitis makes her legs hurt really bad.
I have veins in my body.
The doctor stuck an intravenous tube into Gabrielle's vein to draw blood from her so that he could test it.
No it shouldn't be capitalized.
"Cut my vein and arteries." He screamed at us.
When the bear attacked the man he went for his jugular vein.
What is a bivalve? In human anatomy,its valve found in a vein.