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16 Cards in this Set
- Front
- Back
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contains: PINNA, AUDITORY CANAL |
OUTER EAR |
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contains: EARDRUM, HAMMER, ANVIL, STIRRUP |
MIDDLE EAR |
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contains: COCHLEA, SEMICIRCULAR CANALS, AUDITORY NERVE |
INNER EAR |
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sound waves enter the pinna |
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Gathers sound; the visible part of the ear |
PINNA |
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sound goes through this to the eardrum |
OUTER EAR CANAL AKA: AUDITORY CANAL |
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a taut, circular piece of skin at the end of the outer ear canal, sound makes it vibrate |
EARDRUM |
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first tiny bone after the eardrum; passes on the vibrations |
HAMMER AKA: MALLEUS |
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second tiny bone after eardrum; passes on the vibrations |
ANVIL AKA: INCUS |
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third tiny bone after the eardrum; passes on the vibrations to the cilia inside the cochlea; TINIEST bone in human body |
STIRRUP; AKA STAPES |
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the three tiny bones of the ear |
(actual size) |
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vibrations from the 3 tiny bones transfer to the |
COCHLEA |
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the cochlea contains sensitive hair cells called |
CILIA |
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the cilia trigger the generation of signals that are sent to the brain via_____ |
AUDITORY NERVES |
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connects the middle ear to the nose; equalizes pressure between ear and outside air |
EUSTACHIAN TUBE |
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fluid filled structure that detect movement and function as balance organs |
SEMICIRCULAR CANALS |
