Objective to observe the changes in ultrastructure and cellular function of the corresponding motor neurons in anterior horn and ganglion cells after ruptured intervertebral disc.

目的观察椎间盘破裂后相应节段前角运动神经元及神经节细胞超微结构与功能状态的变化。

Conclusion: Fetal brain extracts can protect the anterior horn motor neurons of spinal cord from degeneration and promote the recovery of injured neurons.

结论：胎脑提取液对脊髓前角运动神经元的溃变有保护作用，可促进大鼠受损神经元的恢复。

Objective: Research the pathologic changes and mechanisms of Spinal cord anterior horn motor neurons, peripheral nerve and target muscles after peripheral nerve injury.

目的：探讨周围神经损伤后，脊髓前角运动神经元、周围神经及靶肌肉的病理变化、机制；