Well, the mechanism that the cell uses to transmit information along itself, along this process which goes from my brain to my fingers, for example, is through an electrical signal called an action potential.

神经细胞沿突起,将信息从我的大脑传递到,手指的机制是,举例来说,是通过一种称为动作电位的电信号的作用

耶鲁公开课 - 生物医学工程探索课程节选

This is a mechanism by which an electrical signal comes here, it gets translated into a chemical signal, the chemical diffuses across the gap and reinitiates a - an electrical signal in the next cell and that's one way that it happens.

这就是电信号产生的机理,电信号翻译成化学信号,化学物质扩散过突触间隙,重新激起下个细胞中的电信号,这是一种方式

耶鲁公开课 - 生物医学工程探索课程节选