auditory capsule

auditory capsule
cartilaginous skeleton about the inner ear in Elasmobranchii, a chondral skeleton in bony fishes comprised of the prootic, opisthotic (or its replacement), intercalar, epiotic (or exoccipital), sphenotic, pterosphenoid and basipshenoid as walls and floor with the parietals and frontals as the roof

Dictionary of ichthyology. 2009.

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  • auditory capsule — noun also auditory vesicle : otic vesicle …   Useful english dictionary

  • auditory capsule — the cartilaginous capsule of the embryo that develops into the bony labyrinth of the internal ear …   Medical dictionary

  • auditory vesicle — noun see auditory capsule * * * Embryol. the pouch that is formed by the invagination of an ectodermal placode and that develops into the internal ear. Also called otic vesicle, otocyst …   Useful english dictionary

  • Capsule — has many meanings in medicine including the following: {{}}In medicine, a membranous structure that envelops an organ, a joint, tumor, or any other part of the body. It is usually made up of dense collagen containing connective tissue. In… …   Medical dictionary

  • Auditory brainstem response — The auditory brainstem response (ABR) is an auditory evoked potential extracted from ongoing electrical activity in the brain and recorded via electrodes placed on the scalp. The resulting recording is a series of vertex positive waves of which I …   Wikipedia

  • Capsule (pharmacy) — In the manufacture of pharmaceuticals, encapsulation refers to a range of techniques used to enclose medicines in a relatively stable shell known as a capsule, allowing them to, for example, be taken orally or be used as suppositories. The two… …   Wikipedia

  • Internal capsule — Infobox Brain Name = PAGENAME Latin = capsula interna GraySubject = 189 GrayPage = 836 Caption = Horizontal section of right cerebral hemisphere. (Capsula interna labeled at upper left.) Caption2 = The motor tract. IsPartOf = Components = Artery …   Wikipedia

  • otic capsule — n a mesenchymal shell around the auditory vesicle that becomes cartilaginous and bony and develops into the petrous portion of the sphenoid bone * * * the cup shaped cartilage in the head of an embryo that later develops into the bony labyrinth… …   Medical dictionary

  • amphibian — /am fib ee euhn/, n. 1. any cold blooded vertebrate of the class Amphibia, comprising frogs and toads, newts and salamanders, and caecilians, the larvae being typically aquatic, breathing by gills, and the adults being typically semiterrestrial,… …   Universalium

  • chondrichthian — /kon drik thee euhn/, n. any member of the class Chondrichthyes, comprising the cartilaginous fishes. [ < NL, equiv. to chondr CHONDR + Gk ichthýes (pl.) fish] * * * ▪ fish class Introduction class name  Chondrichthyes,  or  Selachii    any… …   Universalium

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