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CT high resolution anatomy of the Petrous bone.
Dr/ ABD ALLAH NAZEER. MD.
1. External auditory canal.2. Tympanic membrane.3. Ossicles (3: malleus, 3': incus, 3'': stapes).4. Prussack space. 5. Scutum.6. Tympanic tegmen.7. Tympanic sinus. 8. Facial nerve fossa. 9. Facial nerve. 10. Antrum of mastoid.11. Oval window. 12. Vestibule. 13. Semicircular canals (13: anterior, 13': lateral, 13'': posterior).14.Cochlea. 15.Internal auditory canal.16. Vestibular aqueduct.
Thank You.
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