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  2. Cochlea - Wikipedia

    en.wikipedia.org/wiki/Cochlea

    It is a spiral-shaped cavity in the bony labyrinth, in humans making 2.75 turns around its axis, the modiolus. [ 2 ] [ 3 ] A core component of the cochlea is the organ of Corti , the sensory organ of hearing, which is distributed along the partition separating the fluid chambers in the coiled tapered tube of the cochlea.

  3. Cochlear duct - Wikipedia

    en.wikipedia.org/wiki/Cochlear_duct

    The cochlear duct (a.k.a. the scala media) is an endolymph filled cavity inside the cochlea, located between the tympanic duct and the vestibular duct, separated by the basilar membrane and the vestibular membrane (Reissner's membrane) respectively. The cochlear duct houses the organ of Corti. [1]

  4. Bony labyrinth - Wikipedia

    en.wikipedia.org/wiki/Bony_labyrinth

    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.

  5. Tympanic cavity - Wikipedia

    en.wikipedia.org/wiki/Tympanic_cavity

    The iter chordæ posterius (apertura tympanica canaliculi chordæ) is situated in the angle of junction between the mastoid and membranous wall of tympanic cavity immediately behind the tympanic membrane and on a level with the upper end of the manubrium of the malleus; it leads into a minute canal, which descends in front of the canal for the ...

  6. Inner ear - Wikipedia

    en.wikipedia.org/wiki/Inner_ear

    The inner ear (internal ear, auris interna) is the innermost part of the vertebrate ear. In vertebrates , the inner ear is mainly responsible for sound detection and balance. [ 1 ] In mammals , it consists of the bony labyrinth , a hollow cavity in the temporal bone of the skull with a system of passages comprising two main functional parts: [ 2 ]

  7. Orbit (anatomy) - Wikipedia

    en.wikipedia.org/wiki/Orbit_(anatomy)

    There are two important foramina, or windows, two important fissures, or grooves, and one canal surrounding the globe in the orbit. There is a supraorbital foramen, an infraorbital foramen, a superior orbital fissure, an inferior orbital fissure and the optic canal, each of which contains structures that are crucial to normal eye functioning.

  8. List of human anatomical features - Wikipedia

    en.wikipedia.org/wiki/List_of_human_anatomical...

    The detailed list of human anatomical features.. Head. Eye; Ear; Nose. Nostril; Mouth. Lip; Philtrum; Jaw; Mandible; Gingiva; Tooth; Tongue; Throat. Adam's apple ...

  9. Round window - Wikipedia

    en.wikipedia.org/wiki/Round_window

    The round window is situated below (inferior to) and a little behind (posterior to) the oval window, from which it is separated by a rounded elevation, the promontory.. It is located at the bottom of a funnel-shaped depression (the round window niche) and, in the macerated bone, opens into the cochlea of the internal ear; in the fresh state it is closed by a membrane, the secondary tympanic ...

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