epidermis

Planarian Anatomy Ontology Class Overview

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NAME:

  epidermis


DEFINITON:

  A single cell layer of post-mitotic epithelial cells containing ciliated and non-ciliated cell types forming the exterior surface of the animal.


TERM DEFINITION CITATIONS:

  OCLC:16809160


TERM CITATIONS:


TERM ID:

  PLANA:0000034


ABOUT THIS TERM:

epidermis

  ↳is a material entity and organ

  ↳contained in tail region, ventral region of the whole animal, copulatory region, posterior region of the whole animal, parapharyngeal region, prepharyngeal region, head region, dorsal region of the whole animal and anterior region of the whole animal

  ↳develops from epidermal progenitor cell

  ↳existence overlaps Stage 6, juvenile, Stage 5, asexual adult, adult hermaphrodite, Stage 8 and Stage 7

  ↳existence starts during or after Stage 5

  ↳part of integumental system



  → basal lamina of epidermis immediately deep to epidermis


  → non-ciliated epidermis is a epidermis



COMMENTS:

At present, this definition does not apply to epithelial structures other than the dorsal and ventral epidermis (i.e., the pharyngeal epithelium).


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