Electromyographic analysis of a rapid volitional movement.
D004192:Discrimination, Psychological; D004576:Electromyography; D006801:Humans; D008027:Light; D008875:Middle Aged; D009068:Movement; D009119:Muscle Contraction; D010300:Parkinson Disease / Q000503:physiopathology*; D011930:Reaction Time; D013997:Time Factors; D014796:Visual Perception