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Listen Again: Sound And Silence
TED Radio Hour
Is the Hair Bund Really an Amplifier?
neuro scientist jim hudspith describes the sensory receptors in our ears, hundreds of microscopic hair cells that make up the hair bundle. These six thousand cells each send information about a particular sound that flows into the brain of the brain then says, o k, i heard a middle sea. I heard whatever town it happens to be. When the amplification fails, our hearings sensitivity plummets.
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