Terminology Service for NFDI4Health
JSON

capillary

Go to external page http://purl.obolibrary.org/obo/UBERON_0001982

Any of the smallest blood vessels connecting arterioles with venules. [ http://en.wikipedia.org/wiki/Capillary https://www.worldcat.org/search?q=bn%3A0073040584 https://github.com/obophenotype/uberon/issues/137 ]

Term info

Label

capillary

Synonyms
  • blood capillary
  • capillary vessel
database cross reference
Subsets

uberon_slim, efo_slim, pheno_slim, vertebrate_core

depicted by

http://upload.wikimedia.org/wikipedia/commons/2/2f/A_red_blood_cell_in_a_capillary,_pancreatic_tissue_-_TEM.jpg

editor note

not all sources agree capillary is a blood vessel - consider adopting EMAPA superclass of vascular element

external definition

Any of the tiny blood vessels connecting the arterioles to the venules.[AAO]

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:0001982

structure notes

capillaries lack tunica media and tunica adventitia; only the endothelial wall of the tunica intima belongs