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30 paź 2023 · The inner ear is embedded within the petrous part of the temporal bone, anterolateral to the posterior cranial fossa, with the medial wall of the middle ear, the promontory, serving as its lateral wall. It is composed of a bony labyrinth which encases a membranous labyrinth.
- Ear
When it comes to innervation, the mucosa that covers the...
- Ear
14 gru 2022 · The inner ear is located within the petrous part of the temporal bone. It lies between the middle ear and the internal acoustic meatus, which lie laterally and medially respectively. The inner ear has two main components - the bony labyrinth and membranous labyrinth.
3 lis 2023 · When it comes to innervation, the mucosa that covers the walls of the middle ear is supplied with the tympanic nerve (branch of the glossopharyngeal nerve (CN IX)), whereas the muscles of the auditory ossicles are innervated by the tensor tympani nerve (tensor tympani muscle) and stapedius nerve (stapedius muscle).
12 gru 2023 · Articulations. Incudomalleolar Joint: Synovial joint between the malleus (head) and incus (body). Incudostapedial Joint: Synovial joint between the incus (lenticular process of long limb) and the stapes (head). Muscles. Two muscles are associated with the middle ear: Tensor tympani.
6 dni temu · Physiology. The main function of the auditory ossicles is the conduction of sounds to the inner ear where they transduced into nerve signals and sent onward to the brain. Sound waves entering the ear pass through the auditory canal of the outer ear and trigger vibrations in the tympanic membrane.
Internal (inner) ear consists of: bony labyrinth (vestibule, cochlea, semicircular canals) internal auditory canal membranous labyrinth (utricule, saccule, cochlear duct, semicircular ducts)
2 paź 2024 · Anatomy atlas of the external ear, middle ear and internal ear: otoscopy images and illustrations of the tympanic membrane, ossicles and cochlea.
