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Mesencephalon MeSH Descriptor Data 2025


MeSH Heading
Mesencephalon
Tree Number(s)
A08.186.211.132.659
Unique ID
D008636
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D008636
Scope Note
The middle of the three primitive cerebral vesicles of the embryonic brain. Without further subdivision, midbrain develops into a short, constricted portion connecting the PONS and the DIENCEPHALON. Midbrain contains two major parts, the dorsal TECTUM MESENCEPHALI and the ventral TEGMENTUM MESENCEPHALI, housing components of auditory, visual, and other sensorimoter systems.
Entry Term(s)
Midbrain
NLM Classification #
WL 310
Date Established
1966/01/01
Date of Entry
1999/01/01
Revision Date
2015/06/22
Mesencephalon Preferred
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