Also found in: Dictionary, Thesaurus, Encyclopedia, Wikipedia.
Related to perilymph: Perilymph fistula
the fluid contained within the space separating the membranous labyrinth from the osseous labyrinth; it is entirely separate from the endolymph.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.
The fluid contained within the osseus labyrinth, surrounding and protecting the membranous labyrinth; perilymph resembles extracellular fluid in composition (sodium salts are the predominant positive electrolyte) and, through the perilymphatic duct, is in continuity with cerebrospinal fluid.
Farlex Partner Medical Dictionary © Farlex 2012
The fluid in the space between the membranous and bony labyrinths of the inner ear.
per′i·lym·phat′ic (-lĭm-făt′ĭk) adj.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.
The fluid contained within the osseous labyrinth, surrounding and protecting the membranous labyrinth; perilymph resembles extracellular fluid in composition (sodium is the predominant cation) and, via the perilymphatic duct, is in continuity with cerebrospinal fluid.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
perilymphThe fluid, similar to CEREBRO-SPINAL FLUID, that lies in the space between the membranous and bony labyrinths of the internal ear.
Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005
perilymphthe fluid separating the bony labyrinth from the membranous labyrinth of the inner ear.
Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005
Cotunnius,(Contugno), Domenico Felice Antonio, Italian anatomist, 1736-1822.
aqueductus cotunnii - a bony canal of the petrous portion of the temporal bone, giving passage to the endolymphatic duct and a small vein. Synonym(s): aqueduct of vestibule; Cotunnius aqueduct; Cotunnius canal
Cotunnius aqueduct - Synonym(s): aqueductus cotunnii
Cotunnius canal - Synonym(s): aqueductus cotunnii
Cotunnius disease - pain in the lower back and hip radiating down the back of the thigh into the leg now known to usually be due to herniated lumbar disk compromising the L5 or S1 root. Synonym(s): sciatica
Cotunnius liquid - the fluid contained within the osseus labyrinth. Synonym(s): liquor cotunnii; perilymph
Cotunnius space - the dilated blind extremity of the endolymphatic duct. Synonym(s): endolymphatic sac
liquor cotunnii - Synonym(s): Cotunnius liquid
Medical Eponyms © Farlex 2012