| 1. | The two canals are called the vestibular canal and the tympanic canal.
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| 2. | The blood supply to the tympanic membrane is shared with the brain.
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| 3. | He was the first to correctly describe the tympanic membrane.
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| 4. | The posterior and superior parts of the tympanic membrane are most commonly affected.
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| 5. | The pars tensa forms most of the tympanic membrane.
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| 6. | The basisphenoid is wide and deep and the tympanic bullae are relatively small.
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| 7. | The tegmen tympani, the roof of the tympanic cavity, is reduced.
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| 8. | The tympanic bulla, which encapsulates the middle ear, is also large.
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| 9. | :The thin tympanic membrane bulges inward or outward.
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| 10. | Laterally lies the tympanic membrane ( eardrum ).
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