Front | Back |
What is the outer ear composed of?
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Pinna (auricle)
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Movement of the head disturbs what in the ear?
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Fluids surrounding the balance organs
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What does the tympanic membrane do when sound waves hit it?
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Vibrates
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What separates the outer ear from the middle ear?
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Tympanic membrane
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What is the snail like structure in the inner ear? |
Cochlea
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What is the function of the stirrup?
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The anvil passes the vibration to the stirrup which presses on the oval window of the inner ear.
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Is the ear composed of bone or cartilage?
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Cartilage
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What does the Pharyngotympanic (auditory) tube lead to?
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It leads to the throat cavity, and the mucous lining.
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What is another name for the Hammer?
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Malleus
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What is the inner ear made of?
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Bony chambers (osseous)
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What's another name for Stirrup?
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Stapes
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What is the external acoustic meatus?
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A short narrow chamber carved into the temporal bone of the skull.
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In the skin-lined walls are the ceruminous glands, what do they secrete?
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A waxy yellow substance called earwas, or cerumen.
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An air-filled cavity within the temporal bone is?
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Tympanic cavity
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What is another name for Anvil?
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Incus
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