Otoacoustic emissions arise from?
Correct Answer: Outer hair cells
Description: ANSWER: (A) Outer hair cellsREF: Dhingra's ENT 4th edition page 29 Repeat from December 2009 Otoacoustic Emissions (OAEs)They are low intensity sounds produced by outer hair cells of a normal cochlea and can be elicited by a very sensitive microphone placed in the external ear canal and an analysis by a computer. Sound produced by outer hair cells travels in a reverse direction:Outer hair cells -basilar membrane - perilymph - oval window - ossicles - tympanic membrane - ear canal,
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ENT
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