The changes of its morphology first appeared, then following the changes of the thickness, at last the axon was affected. Demylination appeared at the 4th week.

神经卡压后髓鞘先受累，首先表现为形态改变，之后厚薄变化，最后轴索受累，第4周时出现脱髓鞘改变。

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This process, which is shown schematically here, as a vesicle fusing with the cell membrane and then dropping its neurotransmitter only happens when an action potential reaches the end of the axon.

这一过程 扼要地展示在这里,小泡同细胞膜融合,释放其神经递质,这只发生在动作电位抵达轴突末梢时

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TPG-Axon has gotten much of its information through outside private investigations.

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