otic pit

otic pit
otic pit n AUDITORY PIT

* * *

a distinct depression appearing in each otic placode, marking the beginning of embryonic development of the internal ear. Called also auditory p. and otic depression.

Medical dictionary. 2011.

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  • 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

  • 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

  • Otic vesicle — Embryo between eighteen and twenty one days …   Wikipedia

  • otic vesicle — n AUDITORY VESICLE * * * a detached ovoid sac formed by closure of the otic pit in embryonic development of the external ear; called also acoustic or auditory v …   Medical dictionary

  • pit — 1. SYN: fovea. 2. One of the pinhead sized depressed scars following the pustule of acne, chickenpox, or smallpox (pockmark). 3. A sharp pointed depression in the enamel surface of a tooth, due to faulty or incomplete …   Medical dictionary

  • otic depression — see under pit …   Medical dictionary

  • auditory pit — n the indentation of thickened surface ectoderm that forms the embryonic ear called also otic pit * * * otic p …   Medical dictionary

  • Auditory pit — Infobox Embryology Name = PAGENAME Latin = GraySubject = 228 GrayPage = 1029 Caption = Section through the head of a human embryo, about twelve days old, in the region of the hind brain. Caption2 = System = CarnegieStage = Precursor = auditory… …   Wikipedia

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

  • Neurulation — Neuroscience portal Transve …   Wikipedia

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