Signal detection and the "cardiac arousal cycle".
D000161:Acoustic Stimulation; D000328:Adult; D001143:Arousal; D001303:Auditory Cortex / Q000502:physiology; D001307:Auditory Perception; D002540:Cerebral Cortex / Q000502:physiology; D004056:Differential Threshold; D004562:Electrocardiography; D005260:Female; D006321:Heart / Q000502:physiology*; D006339:Heart Rate; D006801:Humans; D008297:Male; D008526:Medulla Oblongata / Q000502:physiology; D011311:Pressoreceptors / Q000502:physiology; D011930:Reaction Time