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New findings about interrelations between vestibular receptors in the fog

New findings about interrelations between vestibular receptors in the fog 1982. Printed in U.S.A. New Findings About Interrelations Between Vestibular Receptors in the Frog A. GRIBENSKI de Neuruphysiologie semorielle, Fwulte’ des Sciences de Rouen, B.P. 67, Laboratoire F-761 30 Mont-Saint-Aignan, France SUMMARY CONCLUSIONS INTRODUCTION 1. In the frog (Rana esculenta L.) we have recorded in “isolated head” preparations the activity If fibers from the ampullary nerve of the vertical anterior semicircular canal (VAC) in two experimental situations while electrical stimulation was applied to other vestibular nerve branches. In the first type of preparation the efferent vestibular fibers acting on the VAC were functionally eliminated by acute section of the anterior branch of the vestibular nerve between Scarpa’s ganglion the peripheral receptors but close to Scarpa’s ganglion (SGE preparations); in the other type of preparation the efferent vestibular fibers were eliminated by chronic section of the vestibular nerve between Scarpa’s ganglion the brain stem (CVN, preparations). 2. In CVN, preparations the activity of more than 20% of the afferent units from the VAC was decreased or completely abolished by electrical stimulation of the horizontal canal nerve, saccular nerve, or vertical posterior canal nerve, while the activity of the other afferent fibers was not modified. In SGE preparations electrical stimulation http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Journal of Neurophysiology The American Physiological Society

New findings about interrelations between vestibular receptors in the fog

J. Caston and A. Gribenski
Journal of Neurophysiology , Volume 47: 55 – Jan 1, 1982
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Publisher
The American Physiological Society
Copyright
Copyright © 1982 the American Physiological Society
ISSN
0022-3077
eISSN
1522-1598
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Abstract

1982. Printed in U.S.A. New Findings About Interrelations Between Vestibular Receptors in the Frog A. GRIBENSKI de Neuruphysiologie semorielle, Fwulte’ des Sciences de Rouen, B.P. 67, Laboratoire F-761 30 Mont-Saint-Aignan, France SUMMARY CONCLUSIONS INTRODUCTION 1. In the frog (Rana esculenta L.) we have recorded in “isolated head” preparations the activity If fibers from the ampullary nerve of the vertical anterior semicircular canal (VAC) in two experimental situations while electrical stimulation was applied to other vestibular nerve branches. In the first type of preparation the efferent vestibular fibers acting on the VAC were functionally eliminated by acute section of the anterior branch of the vestibular nerve between Scarpa’s ganglion the peripheral receptors but close to Scarpa’s ganglion (SGE preparations); in the other type of preparation the efferent vestibular fibers were eliminated by chronic section of the vestibular nerve between Scarpa’s ganglion the brain stem (CVN, preparations). 2. In CVN, preparations the activity of more than 20% of the afferent units from the VAC was decreased or completely abolished by electrical stimulation of the horizontal canal nerve, saccular nerve, or vertical posterior canal nerve, while the activity of the other afferent fibers was not modified. In SGE preparations electrical stimulation

Journal

Journal of Neurophysiology – The American Physiological Society

Published: Jan 1, 1982

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