Template:Hearing terms: Difference between revisions
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* '''inner pillar cells''' - organ of Corti cells arranged in rows and form a boundary between the single row of inner hair cells and three rows of outer hair cells. These cells have surface-associated microtubule bundles. (More? [[Hearing - Inner Ear Development|Inner Ear]]) | * '''inner pillar cells''' - organ of Corti cells arranged in rows and form a boundary between the single row of inner hair cells and three rows of outer hair cells. These cells have surface-associated microtubule bundles. (More? [[Hearing - Inner Ear Development|Inner Ear]]) | ||
inner sulcus - area of the cochlear duct. (More? [[Hearing - Inner Ear Development|Inner Ear]]) | * '''inner sulcus''' - area of the cochlear duct. (More? [[Hearing - Inner Ear Development|Inner Ear]]) | ||
* '''internal auditory meatus''' - (internal acoustic meatus, IAM) Anatomical canal in which CN VII and CN VIII ganglia reside and pass through to the brainstem. This bony canal lies between the posterior surface of the petrous pyramid and the bony labyrinth within the dense petrous bone. Also associated clinically with the site where acoustic neuromas may occur. (More? [[Hearing - Inner Ear Development|Inner Ear]]) | * '''internal auditory meatus''' - (internal acoustic meatus, IAM) Anatomical canal in which CN VII and CN VIII ganglia reside and pass through to the brainstem. This bony canal lies between the posterior surface of the petrous pyramid and the bony labyrinth within the dense petrous bone. Also associated clinically with the site where acoustic neuromas may occur. (More? [[Hearing - Inner Ear Development|Inner Ear]]) | ||
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* '''Kolliker's organ''' - (Kollicker's organ, greater epithelial ridge) Developing cochlear structure consisting of columnar-shaped supporting cells filling the inner sulcus and lying directly under the tectorial membrane. This transient organ regresses and generates the space of the inner sulcus. Rudolph Albert von Kolliker (1817-1905)?? (More? [[Hearing - Inner Ear Development|Inner Ear]]) | * '''Kolliker's organ''' - (Kollicker's organ, greater epithelial ridge) Developing cochlear structure consisting of columnar-shaped supporting cells filling the inner sulcus and lying directly under the tectorial membrane. This transient organ regresses and generates the space of the inner sulcus. Rudolph Albert von Kolliker (1817-1905)?? (More? [[Hearing - Inner Ear Development|Inner Ear]]) | ||
lateral semicircular duct - Limbus - | * '''lateral semicircular duct''' - Limbus - | ||
* '''LMP''' - acronym for last menstrual period, used to clinically measure gestation. | * '''LMP''' - acronym for last menstrual period, used to clinically measure gestation. | ||
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* '''Meckel's cartilage''' - first pharyngeal ach cartilage, located within the mandibular prominence. This cartilage first appears at stage 16, stage 20 the beginning of membranous ossification. Named after Johann Friedrich Meckel, (1781 - 1833) a German anatomist. (http://www.whonamedit.com/doctor.cfm/1840.html) (More? [[Hearing - Middle Ear Development|Middle Ear]]) | * '''Meckel's cartilage''' - first pharyngeal ach cartilage, located within the mandibular prominence. This cartilage first appears at stage 16, stage 20 the beginning of membranous ossification. Named after Johann Friedrich Meckel, (1781 - 1833) a German anatomist. (http://www.whonamedit.com/doctor.cfm/1840.html) (More? [[Hearing - Middle Ear Development|Middle Ear]]) | ||
membranous labyrinth - (More? [[Hearing - Inner Ear Development|Inner Ear]]) | * '''membranous labyrinth''' - (More? [[Hearing - Inner Ear Development|Inner Ear]]) | ||
* '''mucopolysaccharidosis''' - (MPS IIIB, Sanfilippo Syndrome type B) abnormality caused by a deficiency in the lysosomal enzyme N-acetyl-glucosaminidase (Naglu). Children with MPS IIIB develop abnormal hearing, and mental functioning culminating in early death. | * '''mucopolysaccharidosis''' - (MPS IIIB, Sanfilippo Syndrome type B) abnormality caused by a deficiency in the lysosomal enzyme N-acetyl-glucosaminidase (Naglu). Children with MPS IIIB develop abnormal hearing, and mental functioning culminating in early death. | ||
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* '''organ of Corti''' - (More? [[Hearing - Inner Ear Development|Inner Ear]]) | * '''organ of Corti''' - (More? [[Hearing - Inner Ear Development|Inner Ear]]) | ||
organ of Corti protein II - (OCP-II) cytosolic protein or transcription factor? (More? [[Hearing - Inner Ear Development|Inner Ear]]) | * '''organ of Corti protein II''' - (OCP-II) cytosolic protein or transcription factor? (More? [[Hearing - Inner Ear Development|Inner Ear]]) | ||
* '''otolithic membrane''' - extracellular matrix that cover the sensory epithelia of the inner ear. (More? [[Hearing - Inner Ear Development|Inner Ear]]) | * '''otolithic membrane''' - extracellular matrix that cover the sensory epithelia of the inner ear. (More? [[Hearing - Inner Ear Development|Inner Ear]]) | ||
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otic cup - | otic cup - | ||
otic placode - (More? [[Hearing - Inner Ear Development|Inner Ear]] | [[Placodes]]) | '''otic placode''' - Embryonic ectodermal epithelium giving rise to inner ear structures. (More? [[Hearing - Inner Ear Development|Inner Ear]] | [[Placodes]]) | ||
otic vesicle - (More? [[Hearing - Inner Ear Development|Inner Ear]]) | '''otic vesicle''' - (More? [[Hearing - Inner Ear Development|Inner Ear]]) | ||
* '''otoconin''' - inner ear biominerals required for vestibular apparatus function. (More? [[Hearing - Inner Ear Development|Inner Ear]]) | * '''otoconin''' - inner ear biominerals required for vestibular apparatus function. (More? [[Hearing - Inner Ear Development|Inner Ear]]) | ||
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* '''pillar cells''' - (PC) form an inner and outer row of support cells that form a boundary between inner and outer hair cells. (More? [[Hearing - Inner Ear Development|Inner Ear]]) | * '''pillar cells''' - (PC) form an inner and outer row of support cells that form a boundary between inner and outer hair cells. (More? [[Hearing - Inner Ear Development|Inner Ear]]) | ||
* '''preyer reflex''' - ear flick in mouse in response to sound. | * '''preyer reflex''' - ear flick in mouse in response to sound. | ||
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* '''preauricular tag''' - skin tags located in front of the external ear opening, are common in neonates and in most cases are normal, though in some cases are indicative of other associated abnormalities. | * '''preauricular tag''' - skin tags located in front of the external ear opening, are common in neonates and in most cases are normal, though in some cases are indicative of other associated abnormalities. | ||
* '''protocadherin 15''' - (Pcdh15) required for initial formation of stereocilia bundles and changes in the actin meshwork within hair cells. The Ames waltzer (av) mouse mutant has both auditory and vestibular abnormalities from a mutation in this gene. | * '''protocadherin 15''' - (Pcdh15) required for initial formation of stereocilia bundles and changes in the actin meshwork within hair cells. The Ames waltzer (av) mouse mutant has both auditory and vestibular abnormalities from a mutation in this gene. | ||
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Saccular macula - | Saccular macula - | ||
Saccule - (Latin, sacculus = a small pouch) | * '''Saccule''' - (Latin, sacculus = a small pouch) | ||
sacculocollic reflex - | sacculocollic reflex - | ||
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* '''alpha-tectorin and beta'''- (TECTA, TECTB) major non-collagenous protein component of the tectorial membrane forming a striated-sheet matrix. Synthesized as glycosylphosphatidylinositol-linked, membrane bound precursors. | * '''alpha-tectorin and beta'''- (TECTA, TECTB) major non-collagenous protein component of the tectorial membrane forming a striated-sheet matrix. Synthesized as glycosylphosphatidylinositol-linked, membrane bound precursors. | ||
temporal bone - (More? [[Hearing - Middle Ear Development|Middle Ear]]) | * '''temporal bone''' - (More? [[Hearing - Middle Ear Development|Middle Ear]]) | ||
* '''tensor tympani '''- (innervated by CN V mandibular nerve) one of the two muscles in the middle ear, contraction of this muscle pulls the malleus and tenses the tympanic membrane, dampening auditory ossicle movement. The muscle arises from auditory tube (cartilaginous portion) and is inserted into the malleus (manubrium near the root). | * '''tensor tympani '''- (innervated by CN V mandibular nerve) one of the two muscles in the middle ear, contraction of this muscle pulls the malleus and tenses the tympanic membrane, dampening auditory ossicle movement. The muscle arises from auditory tube (cartilaginous portion) and is inserted into the malleus (manubrium near the root). | ||
teratogens | * teratogens - | ||
* '''tonotopy''' - term describing the mapping along the tectorial membrane within the cochlea of the different sound frequencies. (More? [[Hearing - Inner Ear Development|Inner Ear]]) | * '''tonotopy''' - term describing the mapping along the tectorial membrane within the cochlea of the different sound frequencies. (More? [[Hearing - Inner Ear Development|Inner Ear]]) | ||
tympanic | * '''tympanic membrane''' - (ear drum) | ||
* utricle - | |||
* vacuolization - | |||
* vesicle - | |||
* vestibular apparatus - | |||
* vestibular evoked myogenic potential (VEMP) test | |||
* '''vestibular ganglion''' - (Scarpa's ganglion) primary afferent vestibular neuron ganglion of the vestibular nerve. Located within the internal auditory meatus. (More? [[Hearing - Inner Ear Development|Inner Ear]]) | * '''vestibular ganglion''' - (Scarpa's ganglion) primary afferent vestibular neuron ganglion of the vestibular nerve. Located within the internal auditory meatus. (More? [[Hearing - Inner Ear Development|Inner Ear]]) | ||
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* '''Wnt7a''' - signaling through the Wnt pathway regulates the development of hair cell unidirectional stereociliary bundle orientation. (More? [[Hearing - Inner Ear Development|Inner Ear]]) | * '''Wnt7a''' - signaling through the Wnt pathway regulates the development of hair cell unidirectional stereociliary bundle orientation. (More? [[Hearing - Inner Ear Development|Inner Ear]]) | ||
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Revision as of 17:16, 13 July 2015
Hearing Terms |
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Hes - (hairy and enhancer of split) family of factors, which has been shown to be a general negative regulator of neurogenesis (Zheng, 2000).
neural tube -
ossify - (More? Middle Ear) otic capsule - otic cup - otic placode - Embryonic ectodermal epithelium giving rise to inner ear structures. (More? Inner Ear | Placodes) otic vesicle - (More? Inner Ear)
perilymph - perilymphatic space - Periotic Capsule - petrous portion - of temporal bone
pharyngeal arch - (More? Outer Ear) pharyngeal pouch pharyngeal membrane Pharynx
presbyacusis
rhombomere - Saccular macula -
sacculocollic reflex - scala tympani - one of the three Cochlea cavities, it is filled with perilymph.
startle response -
sulcus -
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