
René Descartes (1596–1650) was one of the first to conceive a model of reciprocal innervation (in 1626) as the principle that provides for the control of agonist and antagonist muscles. Reciprocal innervation describes skeletal muscles as existing in antagonistic pairs, with contraction of one muscle producing forces opposite to those generated...
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http://en.wikipedia.org/wiki/Reciprocal_innervation

(from the article `nervous system, human`) Any cold, hot, or noxious stimulus coming in contact with the skin of the foot contracts the flexor muscle of that limb, relaxes the extensor muscles ...
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http://www.britannica.com/eb/a-z/r/19

Contraction in a muscle is accompanied by a loss of tone or by relaxation in the antagonistic muscle. ... Synonym: reciprocal inhibition. ... (05 Mar 2000) ...
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http://www.encyclo.co.uk/local/20973

Type: Term Definitions: 1. contraction in a muscle is accompanied by a loss of tone or by relaxation in the antagonistic muscle. Synonyms: reciprocal inhibition1
Found on
http://www.medilexicon.com/medicaldictionary.php?t=44743

reciprocal innervation In physiology, the innervation of muscles around the joints, where the motor centers are connected in pairs in such a way that when one is excited the motor center of the corresponding antagonist is inhibited.
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http://www.wordinfo.info/words/index/info/view_unit/4094/
No exact match found.