Because of a lapse in government funding, the information on this website may not be up to date, transactions submitted via the website may not be processed, and the agency may not be able to respond to inquiries until appropriations are enacted. The NIH Clinical Center (the research hospital of NIH) is open. For more details about its operating status, please visit cc.nih.gov. Updates regarding government operating status and resumption of normal operations can be found at opm.gov.

NLM Logo

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
page delivered in 0.125s