Uberon definition : 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;
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