实验结果说明，外侧缰核对节段性防御反射有易化作用，这种易化作用可能是通过延髓内撤反应和给反应细胞的协同活动而实现的。
These results indicate that the facilitating action of LHb on spinal defensive reflex is probably brought out by participation of the medullary tail-flick related cell activity .
防御反射