2 ﹒上位输尿管superior ureter 3 ﹒下位输尿管inferior ureter 4 ﹒肾小盏minor renal calices 5 ﹒下位肾盂inferior renal pelvis 6 ﹒肾柱renal columns 7 ﹒肾皮质renal cortex. ......