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Cochlear Duct MeSH Descriptor Data 2025


MeSH Heading
Cochlear Duct
Tree Number(s)
A09.246.300.246.292
Unique ID
D003053
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D003053
Annotation
do not confuse with COCHLEAR AQUEDUCT
Scope Note
A spiral tube that is firmly suspended in the bony shell-shaped part of the cochlea. This ENDOLYMPH-filled cochlear duct begins at the vestibule and makes 2.5 turns around a core of spongy bone (the modiolus) thus dividing the PERILYMPH-filled spiral canal into two channels, the SCALA VESTIBULI and the SCALA TYMPANI.
Entry Term(s)
Ductus Cochlearis
Scala Media
Previous Indexing
Labyrinth (1966-1978)
Public MeSH Note
91; was see under COCHLEA 1979-90; was DUCTUS COCHLEARIS see under LABYRINTH 1963-78
Online Note
use COCHLEAR DUCT to search DUCTUS COCHLEARIS 1975-78; use LABYRINTH 1966-74
History Note
91(79); was see under COCHLEA 1979-90; was DUCTUS COCHLEARIS see under LABYRINTH 1963-78
Date Established
1991/01/01
Date of Entry
1999/01/01
Revision Date
2018/07/02
Cochlear Duct Preferred
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