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  • Audiology:  L1 Anatomy and Physiology of the Ear
    • Nature of sound:
      • Sound= stimulus of hearing. It's a vibratory form of mechanical energy.Sound waves travel as alternate regions of high and low pressure called compressions and rarefactions
      • C and R Individual particles of the medium do not travel with the wave, but only vibrate back and forth around their equilibrium position.
  • .Direction of travel of wave Sound originates from a vibrating source and is propagated through a medium (water, air etc.) as a change in density or pressure


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