The bony labyrinth (also osseous labyrinth or otic capsule) is the rigid, bony outer wall of the inner ear in the temporal bone . It consists of three parts: the vestibule, semicircular canals, and cochlea. These are cavities hollowed out of the substance of the bone, and lined by periosteum.
9 окт. 2015 г. · The otic capsule (blue arrow) is the dense bone (compared to the petrous apex and mastoid part) that surrounds the membranous inner ear structures. |
The otic capsule is formed of chondro-osseous canals, which are composed of trabeculae of mineralized cartilage lacunae containing mesenchymal cells that ... |
9 июл. 2012 г. · Key Findings: The stapedial footplate is of neural crest and mesoderm origin. The otic capsule contributes to the stapedial footplate. |
Background: The stapes, an ossicle found within the middle ear, is involved in transmitting sound waves to the inner ear by means of the oval window. |
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