As a result, damage accumulates and the myelin sheath erodes.

结果，破坏累积导致神经鞘进一步腐蚀。

Surrounding the axon is a myelin sheath, which is actually just insulation.

周围的轴突是一个髓鞘，实际上仅仅是绝缘的。

Brain biopsy revealed severe damage to the myelin sheath. Question is, why?

脑活检显示有严重的髓鞘损伤问题是为什么会这样？

The maturity of myelin sheath of the common peroneal nerve was also superior.

实验侧腓总神经髓鞘成熟程度优于对照侧。

The complication of the axon and myelin sheath in sciatic nerve is not significant.

以及坐骨神经是否出现轴突及髓鞘并发症等。