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1·Kidney seemed to be the major excretory organ.

示踪剂主要经肾脏排泄，非靶脏器放射性残留低。

2·The development of the kidney, the major excretory organ after birth, consists of 3 stages:the pronephros, mesonephros and metanephros.

肾脏是人体主要的排泄器官，它的发育经过原肾、中肾、后肾3个阶段。

3·Mooladhara Chakra represented by four lotus petals is corresponding to Pelvic Plexus (gonad) and it takes care of the excretory system, generative organ and the legs.

根轮相应于盘骨神经丛(生殖腺、性腺)，照顾着我们的排泄系统和生殖器官、腿部，用4个荷花瓣表示。