来自《耶鲁大学开放课程：心理学导论 第2集 第2集》
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so as you see me, for instance,比如 当你看到我的时候 -
there are neurons firing from your retina视网膜上的神经元会产生神经冲动 -
sending signals to your brain.将刺激信号传递到你的大脑 -
There are motor neurons.还有运动神经元 -
If you decide to raise your hand,如果你要举手 -
those are motor neurons telling the muscles what to do.这些运动神经元会告诉肌肉该做些什么 -
And there are interneurons which connect the two.第三种是联络这两种神经元的中间神经元 -
And basically, the interneurons do the thinking.中间神经元主要负责思维 -
They make the connection between sensation and action.它们将感觉与行为联系在一起 -
It used to be believed,人们曾经相信 -
and it's the sort of thing I would--我在很多年前 -
when I taught this course many years ago教授这门课的时候