ideomotor signals

ideomotor signals,

n the automatic muscle movements, such as a nod, blink, or finger motion, sometimes used in place of verbal responses during hypnosis to indicate that the patient is hearing the therapist. The patient and therapist usually agree upon them in advance. See also hypnosis.
References in periodicals archive ?
Ideomotor signals indicated the patient's awareness of the healing, We hypothesize that the technique triggered novel state-dependent memory, learning and behavior.
Ideomotor signals for rapid hypnoanalysis; a how-to-manual.