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| • | External ear
(pinna): collects sound |
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| • | Middle ear:
the ossicles (hammer, anvil, |
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| stirrup) |
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| • | Inner ear: the
cochlea |
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| – | a fluid-filled,
coiled tunnel |
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| – | contains the hair
cells, the auditory receptors |
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| – | lined up on the basilar
membrane |
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