transverse fold of rectum
http://purl.obolibrary.org/obo/UBERON_0035377
One of the semi-lunar transverse folds of the rectal wall that protrude into the anal canal. [ http://en.wikipedia.org/wiki/Houston_valve ]
Synonyms: horizontal fold of rectum, transverse rectal fold
Term info
- UMLS:C0227403
- NCIT:C33807
- Wikipedia:Houston_valve
- FMA:15722
- SCTID:259687002
Their use seems to be to support the weight of fecal matter, and prevent its urging toward the anus, which would produce a strong urge to defecate
uberon
UBERON:0035377
Transverse fold of rectum