auditory and vestibular function

auditory and vestibular function - Hearing and Equilibrium...

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Hearing and Equilibrium
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Auditory Anatomy Anatomy of the Ear
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Auditory Anatomy The Cochlea in cross section The Cochlea in cross section
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Properties of Sound Sound is a wave phenomenon 2 properties important: Frequency Frequency : # of waves/second Amplitude Amplitude (or intensity): how big/tall waves are Pitch Pitch (high/low) VOLUME VOLUME (loud/soft) LOW HIGH HIGH LOW
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Auditory Function Reception of sound waves WEB ANIMATION MOVIE FILE OF FLUID MOVING BASILAR MEMBRANE AND ORGAN OF CORTI
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Auditory Function Properties of the BASILAR MEMBRANE BASILAR MEMBRANE – Sensitive to varying frequencies along its length Affected most by HIGH HIGH frequencies Affected most by LOW LOW frequencies WEB ANIMATION
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Auditory Function Auditory Transduction – turning waves into neural signals
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Auditory Function Hair cell transduction Hair cell transduction – Bending of stereocilia in one
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This note was uploaded on 04/05/2009 for the course BIOL 202 taught by Professor Kieber-hogan during the Spring '08 term at UNC.

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auditory and vestibular function - Hearing and Equilibrium...

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