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Nervous System > Neurosecretory Systems > Circumventricular Organs > Area Postrema
Endocrine System > Neurosecretory Systems > Circumventricular Organs > Area Postrema
... > Nervous System > Central Nervous System > Brain > Brain Stem > Rhombencephalon > Myelencephalon > Medulla Oblongata > Area Postrema

Preferred term

Area Postrema  

Type

  • Topical Descriptor

Broader concept

Entry terms

  • Chemoreceptor Trigger Zone
  • Chemoreceptor Trigger Zones
  • Trigger Zone, Chemoreceptor
  • Trigger Zones, Chemoreceptor
  • Zone, Chemoreceptor Trigger
  • Zones, Chemoreceptor Trigger

Scope note

  • A small, rounded eminence on each side of the FOURTH VENTRICLE, which receives nerve fibers from the SOLITARY NUCLEUS; SPINAL CORD; and adjacent areas of the MEDULLA OBLONGATA. The area postrema lies outside the BLOOD-BRAIN BARRIER and its functions include acting as an emetic chemoreceptor.

History note

  • 2003

In other languages

URI

http://www.yso.fi/onto/mesh/D031608

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