ureteral orifice

http://purl.obolibrary.org/obo/UBERON_0012303

The slit-like opening of either ureter into the bladder; normally, the two ureteral orifices are placed at the posterolateral angles of the urinary bladder trigone while the internal urethral orifice is placed at its anteroinferior angle (apex); wide gaping usually indicates vesicoureteral reflux. [ MP:0011783 http://en.wikipedia.org/wiki/Orifice_of_ureter ]

Synonyms: Mercier's bar, ureteric ostium, ureteric orifice, ostium ureteris, ureteral opening, orificium ureteris, orifice of ureter, ureteral meatus, ureterovesical orifice

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Term history

Term info

database cross reference

NCIT:C12337
FMA:77047
Wikipedia:Orifice_of_ureter
SCTID:181415004

Subsets

pheno_slim, human_reference_atlas

editor note

TODO - add relationship to junction

has obo namespace

uberon

UBERON:0012303

prefLabel

Ureteral orifice, ureteral orifice

present in taxon

http://purl.obolibrary.org/obo/NCBITaxon_9606

Term relations

Subclass of:

urethral opening
mesoderm-derived structure
part of some ureterovesical junction
part of some fundus of urinary bladder
contributes to morphology of some ureterovesical junction