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兴奋以什么形式在神经纤维上传导
更新时间： 2020-10-28 00:00:00  

兴奋传导是以电信号的形式沿着神经纤维传导的，这种电信号也叫神经冲动。当兴奋部位和未兴奋部位之间电位差发生电荷移动时，形成局部电流，电流刺激未兴奋部位发生同样的电位变化，产生兴奋传导。兴奋传导过程：静息电位→刺激→兴奋部位→兴奋部位与未兴奋部位间形成局部电流：未兴奋部位→兴奋部位；兴奋部位→未兴奋部位→兴奋向未兴奋部位传导。

关键词： 兴奋 什么 形式 神经纤维 传导

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