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Area Postrema MeSH Descriptor Data 2022


MeSH Heading
Area Postrema
Tree Number(s)
A06.688.178.500
A08.186.211.132.810.591.500.286
A08.713.049.500
Unique ID
D031608
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D031608
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.
Entry Term(s)
Chemoreceptor Trigger Zone
Previous Indexing
Cerebral Ventricles (1965-2001)
Fourth Ventricle (2000-2002)
Medulla Oblongata (1966-2002)
Public MeSH Note
2003
History Note
2003
Date Established
2003/01/01
Date of Entry
2002/07/02
Revision Date
2015/06/22
Area Postrema Preferred
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