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colon

Go to external page http://purl.obolibrary.org/obo/UBERON_0001155

A portion of the large intestine before it becomes the rectum. In mammals, the colon is the most part of the large intestine, excluding the vermiform appendix, the rectum and the anal canal. [ http://en.wikipedia.org/wiki/Colon_(anatomy) http://orcid.org/0000-0002-2825-0621 http://orcid.org/0000-0002-6601-2165 http://zfin.org/curator ]

This is just here as a test because I lose it

Term information

database cross reference
Subsets

uberon_slim, efo_slim, pheno_slim, vertebrate_core

definition
  • A portion of the large intestine before it becomes the rectum. In mammals, the colon is the most part of the large intestine, excluding the vermiform appendix, the rectum and the anal canal.
editor note
  • TODO - abstract this such that it legitimately covers all vertebrates
  • Some references do not consider the caecum to be part of the colon.
external definition
  • The posterior intestine has short longitudinally arranged epithelial folds which are similar to the colon of higher vertebrates. Wallace et al, 2005.[TAO]
  • The last portion of the digestive system, it extracts water and salt from solid wastes before they are eliminated from the body.[AAO]
function notes
  • it extracts water and salt from solid wastes before they are eliminated from the body[WP]
has exact synonym
  • large bowel
has narrow synonym
  • posterior intestine
homology notes
  • Although all vertebrates have a digestive tract and accessory glands, various parts of this system are not necessarily homologous, analogous, or even present in all species. Therefore, broad comparisons can be best made under the listings of headgut, foregut, midgut, pancreas and biliary system, hindgut.[uncertain][VHOG]
id
  • UBERON:0001155
taxon notes
  • In zebrafish, the posterior intestine has short longitudinally arranged epithelial folds which are similar to the colon of higher vertebrates[ZFIN]
  • In mammals, the colon consists of four sections: the ascending colon, the transverse colon, the descending colon, and the sigmoid colon[WP]