EEG alpha rhythm, ocular activity and basal skin resistance.
D000161:Acoustic Stimulation; D000513:Alpha Rhythm; D001143:Arousal / Q000502:physiology; D002540:Cerebral Cortex / Q000502:physiology; D005133:Eye Movements; D005712:Galvanic Skin Response / Q000502:physiology*; D006801:Humans; D009778:Occipital Lobe / Q000502:physiology; D012154:Reticular Formation / Q000502:physiology