What are veins?

Some articles on vein, veins:

Sublingual Vein
... The sublingual vein is a vein which drains the tongue ... Veins (emissary, jugular and others) of head and neck (drainage patterns can vary) (TA A12.3.04–06, GA 7.644) External jugular Retromandibular ...
Smallest Cardiac Veins
... The smallest cardiac veins or Thebesian veins or veins of Thebesius are minute valveless veins in the walls of all four heart chambers and they are often ...
Cobalt Silver Rush - Rush
... On his second day he found a vein, and staked it with another prospector, Alex Longwell ... Immediately thereafter he found a second vein, staking it for himself, while Longwell went off to stake another of his own ... another $2,000,000 worth of ore was shipped, but the obvious surface veins were mined out ...
Leaf - Morphology - Venation
... subtypes of venation, namely, craspedodromous, where the major veins stretch up to the margin of the leaf, and camptodromous, when major veins extend close to the margin, but bend before they intersect with ... called pinnate-netted, penniribbed, penninerved, or penniveined) – the veins arise pinnately from a single mid-vein and subdivide into veinlets ... Three main veins branch at the base of the lamina and run essentially parallel subsequently, as in Ceanothus ...
Silver Mining In Colorado - Central City-Idaho Springs District
... Silver veins were discovered in the Central City-Idaho Springs district a short time after lode gold was discovered in 1859 ... However, mining the silver veins was delayed for the most part until smelters were built in the late 1860s ... The veins of the district are zoned in a roughly concentric manner, with gold-bearing pyrite veins in the center, and silver-bearing galena veins more common in the outlying areas ...

Famous quotes containing the word veins:

    Anyone with any real blood in his or her ... veins cannot help being a fan ....Being a true American and being a fan are synonymous.
    Lulu Glaser (1874–1958)

    More than I, if truth were told,
    Have stood and sweated hot and cold,
    And through their veins in ice and fire
    Fear contended with desire.
    —A.E. (Alfred Edward)

    I believe there were no flowers then,
    In the world where the humming-bird flashed ahead of creation.
    I believe he pierced the slow vegetable veins with his long beak.
    —D.H. (David Herbert)