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Helicotrema

 
Sci-Tech Dictionary: helicotrema
(′hel·ə·kō′trē·mə)

(anatomy) The opening at the apex of the cochlea through which the scala tympani and the scala vestibuli communicate with each other.


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Medical Dictionary: hel·i·co·tre·ma
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(hĕl'ĭ-kō-trē')
n.

An opening at the apex of the cochlea that connects the vestibular canal and the scala tympani.

Veterinary Dictionary: helicotrema
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The passage that connects the scala tympani and the scala vestibuli at the apex of the cochlea in the internal ear.

Wikipedia: Helicotrema
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Helicotrema
Gray923.png
The cochlea and vestibule, viewed from above.
Gray's subject #232 1050

The helicotrema (from Greek ἕλιξ meaning coil and τρη̂μα meaning hole) is the part of the cochlear labyrinth where the scala tympani and the scala vestibuli meet. It is the main component of the cochlear apex. The hair cells in this area best detect low frequency sounds.

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Lagena
Scala tympani
Scala vestibuli

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Sci-Tech Dictionary. McGraw-Hill Dictionary of Scientific and Technical Terms. Copyright © 2003, 1994, 1989, 1984, 1978, 1976, 1974 by McGraw-Hill Companies, Inc. All rights reserved.  Read more
Medical Dictionary. The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company Read more
Veterinary Dictionary. Saunders Comprehensive Veterinary Dictionary 3rd Edition. Copyright © 2007 by D.C. Blood, V.P. Studdert and C.C. Gay, Elsevier. All rights reserved.  Read more
Wikipedia. This article is licensed under the Creative Commons Attribution/Share-Alike License. It uses material from the Wikipedia article "Helicotrema" Read more