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Anatomy Ontology

posterior crista

Term ID
ZFA:0000566
Synonyms
  • caudal crista
  • pc
  • posterior crista ampullaris
  • posterior cristae
  • posterior semicircular canal sensory patch
  • posterior semicircular canal sensory patches
Definition
Patch of thickened, pseudostratified epithelium that is associated with the posterior semicircular canal. It consists of regular arrays of sensory hair cells interspersed with supporting cells. The posterior crista has its own characteristic shape and polarity pattern. (See Anatomical Atlas entry for sensory patches of the ear by T. Whitfield.)
Appears at
Larval:Protruding-mouth (72.0h-96.0h, 3.5mm)
Evident until
Adult (90d-730d, breeding adult)
References
  • TAO:0000566
Figures
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develops from
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Expression
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