Ureteric constrictions are at all sites except -
The ureter is constricted at 5 places:-


At the pelviureteric junction.
At the brim of the lesser pelvis.
Point of the crossing of the ureter by ductus deferens or broad ligament of the uterus.
During its oblique passage through the bladder wall.
At its opening in the lateral angle of the trigone.
Pelviureteric junction
Lesser pelvis
At ischial spine
Urinary bladder wall