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November 21, 2012
  • EllisBarham

    The Human ear

    November 21, 2012 by EllisBarham

    The human ear consists in simple terms of the outer part (the funny shaped bit you see) the canal tube, then the eardrum which vibrates back and forth to the changes in air pressure and then our brain converts this signal into what we perseive as sound, like a microphone.

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