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HA Module 2
Ears, Nose, Mouth, Throat
| Term | Definition |
|---|---|
| rinne test | means of evaluating hearing loss by comparing air and bone conduction of vibrations of a tuning fork |
| vestibule (of the ear) | the part of the inner ear located between the cochlea and the semicircular canals |
| frenulum (of the mouth) | tissue that connects the tongue to the floor of the mouth |
| ossicles | three tiny bones in the middle ear that play a crucial role in the transmission of sound; the malleus, incus and stapes |
| turbinates (or concha) | projection from the lateral wall of the nose that is covered with mucous membranes that greatly increase the surface area within the nose |
| labyrinth | bony and membranous system of interconnecting tubes in the inner ear that is essential for hearing and equilibrium |
| stensen's ducts | openings from the parotid glands that are located just opposite the upper second molars |
| papilla | small projection on the dorsal surface of the tongue; contains taste buds |
| otitis media | inflammation or infection of the middle ear |
| paranasal sinuses | air-filled cavities in the cranial bones that are lined with mucous membranes |
| sulcus terminalis | midline depression separating the anterior two-thirds from the posterior one-third of the tongue |
| auricle | aka pinna; external flap of the ear |
| uvula | fingerlike projection hanging from the center of the soft palate |
| eustachian tube | auditory tube that serves as an air channel connecting the middle ear to the nasopharynx to allow equalization of air pressure in the ear with atmospheric pressure |
| cerumen | waxlike substance produced in the ear canal |
| semicircular canals | anterior, posterior, and lateral canals in the bony labyrinth of the inner ear that provide balance and equilibrium |
| linear raphe | straight ridge in the middle of the hard palate |
| cochlea | snail-shaped structure in the bony labyrinth of the inner ear |
| presbycusis | hearing loss commonly found in older individuals |
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