NCIt related terms : Trigone; Trigone of the Bladder; BLADDER, TRIGONE; Trigone of bladder; trigone of urinary bladder;
NCIt definition : The triangular area in the bladder mucosa that is formed by the two ureteral orifices
and the urethral orifice.;
Alternative definition : CDISC: The triangular area in the bladder mucosa that is formed by the two ureteral
orifices and the urethral orifice. (NCI); UBERON: 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.;