Abstract
Vibrostimulation of skin from the crus of the cat at frequencies of 10, 30, and 50/sec evokes a response of mechanoreceptors innervating group Aβ and Aδ fibers to the presentation of each vibrostimulus. The higher the frequency of vibrostimulation, the more clearly manifest are changes in on- and off-responses on a neurogram recorded from the n. saphenus branch. These changes are a result of a decrease in the number of impulses evoked by each vibratory beat. Mechanoreceptors innervated by fibers of group C are not excited as a result of vibrostimulation at these frequencies. After preliminary vibrostimulation, a portion of the mechanoreceptors innervated by C-fibers do not respond to presentation of a mechanical test stimulus (stretching of the skin); the higher the frequency of vibrostimulation, the smaller is the number of reacting receptors.
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Kirov Medical Institute, Nizhny Novgorod. Translated from Neirofiziologiya, Vol. 24, No. 1, pp. 20–27, January–February, 1992.
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Zeveke, A.V., Efes, E.D. Effect of vibrostimulation frequency upon skin mechanoreceptors innervated by Aβ-, Aδ, and C-fibers. Neurophysiology 24, 14–19 (1992). https://doi.org/10.1007/BF01053477
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DOI: https://doi.org/10.1007/BF01053477