auditory placode

auditory placode
noun
: either of the anterior lateral areas of ectoderm that invaginate and sink beneath the body surface to form the internal ear structures of vertebrate embryos

Useful english dictionary. 2012.

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Look at other dictionaries:

  • auditory placode — n either of the anterior lateral areas of ectoderm that invaginate and sink beneath the body surface to form the inner ear structures of vertebrate embryos called also otic placode * * * otic p …   Medical dictionary

  • placode — Local thickening in the embryonic ectoderm layer; the cells of the p. ordinarily constitute a primordial group from which a sense organ or ganglion develops. [G. plakodes, fr. plax, anything flat or broad, + eidos, like] auditory placodes SYN:… …   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

  • auditory vesicle — 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. * * * …   Universalium

  • auditory saucer — otic placode …   Medical dictionary

  • otic placode — n AUDITORY PLACODE * * * a thickened ectodermal plate located midway alongside the hindbrain in the early embryo, from which the internal ear ultimately develops. Called also auditory p …   Medical dictionary

  • Otic placode — Latin placoda otica Code TE E5.15.2.0.0.0.4 In embryology, the otic placode is a thickening of the ectoderm on the outer surface of a developing embryo from which the ear develops. The ear, including both the vestibular system and the auditory… …   Wikipedia

  • Inner ear — The cochlea and vestibule, viewed from above …   Wikipedia

  • Embryology — 1 morula, 2 blastula 1 blastula, 2 gastrula with blastopor …   Wikipedia

  • Otic pit — Section through the head of a human embryo, at the beginning of the fourth week, in the region of the hind brain. Latin fovea otica Gray s …   Wikipedia

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