<prompt> The narrowest part of the ureter is at the -Uretero - pelvic junctionHiac vessel crossingPelvic ureterUretero - vesical junction  <response>: Ans. is d i.e. Uretero-vesical junction Normal Uterer has 3 distinct site of narrowing.at ureteropelvic junctionwhere the ureter crosses the iliac vesselsat ureterovesical junction narrowest part 