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7 Cards in this Set
- Front
- Back
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Pinna |
The fleshy part that's seen on the side of the head, directs sound waves into the auditory canel |
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auditory canel |
A passage that leads to the eardrum, directs sound waves to te eardrum |
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eardrum |
A thin membrane, vibrates when it receives sound waves and passes the vibrations to the ear ossicles |
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Ossicles |
A chain of three small bones connecting the eardrum to the oval window, magnify sound vibrations and passes them to the cochlea through the oval window |
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Oval window, |
a thin membrane, transfers sound vibrations from the ear ossicles to the cochlea |
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Eustachian Tube |
An air passage leading from the middle ear to the throat, helps to equalise the air pressure on both sides of the ear drum |
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Cochlea |
A coiled tube with sensory cells and filled with a fluid, changes sound vibrations into nerve impulses for transmission to the brain |
