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Semicircular Canals MeSH Descriptor Data 2026


MeSH Heading
Semicircular Canals
Tree Number(s)
A09.246.300.663
Unique ID
D012665
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D012665
Scope Note
Three long canals (anterior, posterior, and lateral) of the bony labyrinth. They are set at right angles to each other and are situated posterosuperior to the vestibule of the bony labyrinth (VESTIBULAR LABYRINTH). The semicircular canals have five openings into the vestibule with one shared by the anterior and the posterior canals. Within the canals are the SEMICIRCULAR DUCTS.
Entry Term(s)
Semi-Circular Canals
NLM Classification #
WV 250
Date Introduced
1966/01/01
Last Updated
2022/04/13
Semicircular Canals Preferred
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