Ureteric constrictions are at all sites EXCEPT:
Lesser pelvis is a vague option and does not specify a precise location. Ureter has five constrictions in its course: Pelvi-ureteric junction (tip of transverse process of veebra, radiologically) Pelvic brim (sacro-iliac joint radiologically) At vas deferens At Ureterovesical junction (ischial spine, radiologically) Opening at trigone.
Pelvi-ureteric junction
Lesser pelvis
Ischial spine
Urinary bladder wall
GIT 1