internal urethral orifice
http://purl.obolibrary.org/obo/UBERON_0012242
The usually crescent-shaped opening of the urinary bladder into the urethra, placed at the anteroinferior angle (apex) of the urinary bladder trigone. [ http://www.informatics.jax.org/accession/anna MP:0011782 ]
Synonyms: ostium orificium internum, internal urethral orifice of urinary bladder, ostium urethrae internum, orificium urethrae internum, internal meatus of urethra, internal urethral ostium, vesicourethral orifice
Term info
- SCTID:362228001
- Wikipedia:Internal_urethral_orifice
- FMA:85263
pheno_slim
internal urinary meatus, internal urethral ostium
uberon
UBERON:0012242
Internal urethral orifice
Term relations
- orifice and part of some urethra and connects some bladder lumen and connects some lumen of urethra
- urethral opening
- mesoderm-derived structure
- part of some urethra
- connects some lumen of urethra
- connects some bladder lumen