loading...| Preferred Name |
trigone of urinary bladder |
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| Synonyms |
urinary bladder trigone vesical trigone trigone of bladder deep trigone Lieutaud's trigone bladder trigone trigonum vesicae musculus trigoni vesicae profundus dorsal bladder neck trigonum vesicae urinariae |
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| Definitions |
The smooth triangular region of the wall of the urinary bladder formed by the two ureteral orifices and the internal urethral orifice; it is an area in which the muscle fibers are closely adherent to the mucosa. |
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| ID |
http://purl.obolibrary.org/obo/UBERON_0001257 |
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| contributes to morphology of | ||
| database_cross_reference |
Wikipedia:Trigone_of_urinary_bladder SCTID:272663002 galen:TrigoneOfUrinaryBladder NCIT:C12331 EMAPA:35174 UMLS:C0447586 FMA:15910 MA:0002492 |
|
| definition |
The smooth triangular region of the wall of the urinary bladder formed by the two ureteral orifices and the internal urethral orifice; it is an area in which the muscle fibers are closely adherent to the mucosa. |
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| depiction |
https://ccf-ontology.hubmapconsortium.org/objects/v1.2/VH_M_Urinary_Bladder.glb https://upload.wikimedia.org/wikipedia/commons/5/57/Illu_bladder.jpg https://ccf-ontology.hubmapconsortium.org/objects/v1.2/VH_F_Urinary_Bladder.glb |
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| has exact synonym |
urinary bladder trigone vesical trigone trigone of bladder deep trigone Lieutaud's trigone bladder trigone trigonum vesicae musculus trigoni vesicae profundus |
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| has related synonym |
dorsal bladder neck trigonum vesicae urinariae |
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| has_obo_namespace |
uberon |
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| id |
UBERON:0001257 |
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| in_subset |
http://purl.obolibrary.org/obo/uberon/core#human_reference_atlas |
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| label |
trigone of urinary bladder |
|
| notation |
UBERON:0001257 |
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| part_of | ||
| prefixIRI |
UBERON:0001257 |
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| prefLabel |
trigone of urinary bladder |
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| RO_0002175 | ||
| treeView | ||
| UBPROP_0000009 |
The area is very sensitive to expansion and once stretched to a certain degree, the urinary bladder signals the brain of its need to empty. The signals become stronger as the bladder continues to fill. |
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| UBPROP_0000011 |
Embryologically, the trigone of the bladder is derived from the caudal end of mesonephric ducts, which is of mesodermal origin (the rest of the bladder is endodermal). In the female the mesonephric ducts regresses, causing the trigone to be less prominent, but still present |
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| subClassOf |