Positive and negative feedback on the base of EMG and pathological reflexes.
D004576:Electromyography; D005246:Feedback; D006801:Humans; D007866:Leg; D009119:Muscle Contraction; D010243:Paralysis / Q000503:physiopathology / Q000534:rehabilitation*; D012018:Reflex; D014103:Torticollis / Q000503:physiopathology / Q000534:rehabilitation*