The part of the cardiovascular system consisting of all venous vessels. In vertebrates with a double circulation, this can be divided into systemic and pulmonary portions. [ https://orcid.org/0000-0002-6601-2165 ]

Synonyms: vein system

This is just here as a test because I lose it

Term information

database cross reference
homology notes

The appearance of Chordata and subsequently the vertebrates is accompanied by a rapid structural diversification of this primitive linear heart: looping, unidirectional circulation, an enclosed vasculature, and the conduction system.[well established][VHOG]

id

UBERON:0004582