venae comitantes

(redirected from companion veins)

ve·nae co·mi·tan·tes

[TA]
a pair of veins, but occasionally more, that closely accompany an artery in such a manner that the pulsations of the artery aid venous return.
Synonym(s): companion veins

ve·nae co·mi·tan·tes

(vē'nē kom-i-tan'tēz) [TA]
A pair (or occasionally more) of veins that closely accompany an artery in such a manner that the pulsations of the artery aid venous return.

venae comitantes

Pairs of veins that often accompany small arteries. Larger arteries are typically accompanied by only a single vein.
See also: vena
References in periodicals archive ?
Cerebral blood drains through emissary veins and their smaller companion veins into "collecting sinuses" just beneath the skull, he says.