otic vesicle

otic vesicle
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. 2011.

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Look at other dictionaries:

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

  • otic vesicle. — See auditory vesicle. * * * …   Universalium

  • otic vesicle. — See auditory vesicle …   Useful english dictionary

  • otic vesicle — an epithelial sac behind the fifth rhombomere forming the semicircular canals dorsally and the otolith organs ventrally …   Dictionary of ichthyology

  • otic vesicle — noun : the saccular invagination of ectoderm from which the vertebrate ear develops …   Useful english dictionary

  • Otic placode — Latin placoda otica Code TE E5. 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 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 capsule — the skeleton surrounding the inner ear or otic vesicle, composed of the prootic, opisthotic, exoccipital, and supraoccipital …   Dictionary of ichthyology

  • 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

  • Vesicle — In dermatology, a vesicle is a small blister, as on the skin. Vesicles also occur on the mucous membranes, such as the buccal mucosa (the lining of the mouth). Vesicles are less than .5 centimeters in diameter.In anatomy, a vesicle is any small… …   Medical dictionary

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