The impairment of learning and memory of lead exposed rats was evaluated by examining the passive avoidance response and conditioned avoidance response.

本实验采用明暗箱被动回避反应和穿梭箱条件性回避反应测定，探讨了铅对大鼠学习与记忆的损害作用。

youdao

Objective: to investigate the effects of Jiangqian granule on blood lead and brain lead in young rats exposed to low level lead.

目的：研究降铅冲剂对低水平铅暴露仔鼠血铅及脑铅的影响，为评价降铅冲剂的作用提供依据。

youdao

We exposed rats to lead at different developmental stages in order to determine the sensitive periods of the exposure and to test the spatial cognitive abilities of rats in the Morris water maze task.

用不同发育期大鼠的接铅史来探讨铅暴露的敏感期及铅对年轻大鼠空间认知能力的影响。

youdao