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嗅觉是怎么回事? - Rose Eveleth
1,787,309 views
|
Rose Eveleth |
TED-Ed
• December 2013
Read transcript
观看课程全部: http://ed.ted.com/lessons/how-do-we-smell-rose-eveleth 一个成年人可以区分出大约一万种气味。你用你的鼻子来辨别吃什么，买什么，甚至什么时候该洗澡。可是空气中的分子是怎么转变成你大脑里的气味的呢？Rose Eveleth 绘制了一条穿过你的嗅上皮的嗅觉旅程，并为你解释为什么嗅觉相当主观。 课程制作Rose Eveleth，动画制作Igor Coric。
science
biology
smell
TED-Ed
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human body
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