excretory

excretory organs.

排泄器官

Describe the excretory system of the genus Nereis briefly.

简述沙蚕属的排泄系统。

an excretory organ of certain invertebrates.

某些无脊动物的排泄器官

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。

2．排泄尤其是最主要的过滤功能的主要生理功能部位为体腔囊及其足细胞，而排泄器官中调节的主要功能活动部位是管状部。

The chief site of excretion (especially the filter role) is coelomosac and its podocytes,and the osmoregulatory site in excretory organs is the canal portion.

Fluoride is a widely distributed nephrotoxin with exposure potentially resulting from environmental fluorine excess.Kidney is the main excretory organ of fluorine.

肾脏是氟的主要排泄器官，当机体摄入过量氟超过肾的排泄能力时，肾组织细胞就会因处于高氟环境而受到损害。

Perioperative serum creatinine, electrolytes, blood gas, and a follow-up excretory urogram, cystogram, and pathological examination were used to assess the surgical outcome.

手术前后的血清肌酸酐、电解质、动脉血气体分析以及追踪时取得肾盂摄影、膀胱摄影、病理检查来评估手术的结果。