head region

Planarian Anatomy Ontology Class Overview

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NAME:

  head region


DEFINITON:

  The head is the anterior-most division of the body [GO]. A three dimensional compartment bounded by the anterior margin or the head and the posterior boundary of the cephalic ganglia (brain).


TERM CITATIONS:

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TERM ID:

  PLANA:0000418


ABOUT THIS TERM:

head region

  ↳is a anatomical region and independent continuant

  ↳anterior to prepharyngeal region

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


Expand to see terms that contained in head region

  → parenchyma
  → female primordial germ cell
  → collecting duct epithelial cell
  → distal tubule epithelial cell
  → proximal tubule epithelial cell
  → viscid gland cell
  → rhabdomere
  → TrpA+ central nervous system neuron
  → cintillo+ sensory neuron
  → releasing gland cell
  → rhabdome
  → adhesion gland
  → anchor cell
  → anterior pole
  → glial cell
  → optic nerve
  → ommochrome pigment cell
  → melanosome
  → ventral nerve cord
  → dorsal-ventral muscle cell
  → proximal tubule
  → cephalic ganglia neuron
  → Category 1 cell
  → parenchymal musculature
  → cephalic ganglia lobe
  → outer longitudinal muscle cell
  → neoblast
  → optic chiasm
  → lateral branch
  → submuscular nerve plexus
  → gastrodermal plexus
  → subepidermal nerve plexus
  → neuropil
  → serotonergic neuron
  → body wall musculature
  → brain commissure
  → photoreceptor neuron
  → Category 4 cell
  → protonephridia
  → Category 5 cell
  → Category 2 cell
  → gut
  → pigment cup cell
  → epidermis
  → Category 3 cell
  → eye
  → anterior primary gut branch
  → circular muscle cell
  → cephalic ganglia
  → collecting duct
  → diagonal muscle cell
  → distal tubule
  → dorsal stripe
  → flame bulb
  → enteric musculature
  → goblet cell
  → anterior gut branch
  → flame cell
  → gastrodermis
  → auricle
  → inner longitudinal muscle cell
  → anterior tip
  → intestinal phagocyte
  → brain visual center
  → optic cup

  → head fragment derives from head region


  → head blastema develops into head region


  → prepharyngeal region posterior_to head region



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