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为什么切辣椒手会辣
更新时间: 2020-07-03 00:00:00  

1、辣椒中产生辣味的物质是一种统称为辣椒素的辣椒碱,切辣椒时,辣椒素沾在皮肤上,会使微血管扩张,导致皮肤发红和发热,并加速局部的代谢率;

2、切辣椒时,其中的辣椒素会刺激痛觉神经,这是由辣椒素使皮肤的神经末梢发生化学转化而导致的,会使人产生烧手的感觉。

关键词: 为什么 辣椒

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