Test surface righting reflex,cliff avoidance reflex,negative geotaxis reflex,air righting reflex and forelimb grip reflex of ninety-three rats.

同日龄幼大鼠93只,雌雄不拘,分面翻正,空翻正反射,避试验,负趋地性试验,前肢握力试验进行测试。