| labyrinthectomy | Excision of the labyrinth; a destructive operation to destroy labyrinthine function. Origin: Labyrinth + G. Ektome, excision (05 Mar 2000) |
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| labyrinthibranch | <zoology> Of or pertaining to the Labyrinthici. One of the Labyrinthici. See: Labyrinth, and Branchia. Source: Websters Dictionary (01 Mar 1998) |
| labyrinthici | <zoology> An order of teleostean fishes, including the Anabas, or climbing perch, and other allied fishes. They have, connected with the gill chamber, a special cavity in which a labyrinthiform membrane is arranged so as to retain water to supply the gills while the fish leaves the water and travels about on land, or even climbs trees. Origin: NL. See Labyrinth. Source: Websters Dictionary (01 Mar 1998) |
| labyrinthine | Relating to any labyrinth. (05 Mar 2000) |
| labyrinthine angiospasm | <syndrome> Increasing deafness, interrupted by a sudden attack of dizziness, after which the hearing improves. Synonym: labyrinthine angiospasm. (05 Mar 2000) |
| labyrinthine apoplexy | A clinical syndrome manifested as a single, abrupt attack of severe vertigo, nausea, and vomiting, with permanent loss of labyrinthine function on one side, but without associated hearing loss or tinnitus. Attributed to occlusion of the labyrinthine branch of the internal auditory artery. (05 Mar 2000) |
| labyrinthine artery | <anatomy, artery> Internal acoustic meatal branch. A branch of the basilar artery that enters the labyrinth through the internal acoustic meatus. Synonym: arteria labyrinthi, ramus meatus acustici interni, arteria auditiva interna, artery of labyrinth, internal auditory artery. (05 Mar 2000) |
| labyrinthine fluids | Fluids found within the osseous labyrinth (perilymph) and the membranous labyrinth (endolymph) of the inner ear. (12 Dec 1998) |
| labyrinthine nystagmus | Nystagmus resulting from physiological stimuli to the labyrinth that may be rotatory, caloric, compressive, or galvanic, or due to labyrinthal lesions. See: Barany's sign. Synonym: labyrinthine nystagmus. (05 Mar 2000) |
| labyrinthine placenta | A placenta in which maternal blood circulates through channels within the foetal syncytiotrophoblast. (05 Mar 2000) |
| labyrinthine reflexes | Reflex's initiated through stimulation of receptors in the utricle or saemicircular canals. See: statotonic reflexes, statokinetic reflex, righting reflexes. (05 Mar 2000) |
| labyrinthine righting reflexes | Stimulation of the proprioceptors of the labyrinth causes changes in tone of the neck muscles which bring the head into its natural position in space. (05 Mar 2000) |
| labyrinthine torticollis | Torticollis due to vestibular disorder. (05 Mar 2000) |
| labyrinthine veins | One or more veins accompanying the labyrinthine artery; they drain the internal ear, pass out through the internal acoustic meatus, and empty into the transverse sinus or the inferior petrosal sinus. Synonym: venae labyrinthi, internal auditory veins. (05 Mar 2000) |
| labyrinthine vertigo | <neurology> A name applied to recurrent vertigo accompanied by ringing in the ears (tinnitus) and deafness. A dysfunction of the semi-circular canals (endolymphatic sac) in the inner ear. Symptoms include dizziness, hearing loss (one-sided), vertigo, nausea, vomiting and abnormal eye movements. Treatment includes anticholinergics, antihistamines and other medications which relieve vertigo. Diuretic medications have been used to lower pressure in the endolymphatic sac. (27 Sep 1997) |