End of adjacent to cloaca) mesonephric duct Origin Ureteric bud one Prolong Ureter Embranchment >12 Renal pelvis, renal calyce The end branched as t Collecting tubeUreteric bud End of mesonephric duct （adjacent to cloaca） Ureter Renal pelvis, renal calyce Collecting tube Prolong Embranchment ＞12 （The end branched as T） Origin one