Why does my tongue mimic my toothbrush?

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Ng Jing Kiat

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Why does my tongue mimic my toothbrush?
« on: 27/06/2010 12:30:02 »
Ng Jing Kiat asked the Naked Scientists:
   
Hello Naked Scientist,

I have noticed that when you brush your teeth horizontally, your tongue tends to follow the direction of the toothbrush. I would like to know ehat is the reason behind this.

Thank you very much.

What do you think?
« Last Edit: 27/06/2010 12:30:02 by _system »