bn:00817963n
Noun Concept
Categories: Urinary system
EN
trigone of urinary bladder  Trigone of bladder  Trigone of bladders  trigone of the bladder  Trigone of the bladders
EN
The trigone is a smooth triangular region of the internal urinary bladder formed by the two ureteral orifices and the internal urethral orifice. Wikipedia
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