ureteral orifice

Mercier's bar

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.

Type Organ
Body System Urinary
Latin Name Mercier's bar
FMA ID 77047

Frequently Asked Questions

What is the ureteral orifice?
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.
What body system is the ureteral orifice part of?
The ureteral orifice is part of the Urinary.
What is the Latin name for the ureteral orifice?
The Latin name for the ureteral orifice is Mercier's bar.

Related Structures

allantois of embryonic urinary system allantois basal cell layer of urothelium basal cell layer of uroepithelium cloacal membrane embryonic cloacal membrane embryonic cloaca cloaca embryonic cloacal epithelium cloacal epithelium embryonic cloacal lumen excretory tube Hatschek's nephridium

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