galvanic skin response

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A fall in the resistance of the skin to the passage of a weak electric current, usually measured in the palm of the hand in units of ohms, indicative of emotion or physiological arousal, also called a psychogalvanic response (PGR) or an electrodermal response (EDR). See also polygraph. Compare skin conductance response. GSR abbrev. [From galvanic of or relating to current electricity, named after the Italian physiologist Luigi Galvani (1737–98) who first showed that muscles contract when electricity is passed through them]

Subjects: Sports and Exercise Medicine — Psychology.

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