Cardiovascular components of orienting and defensive responses.
D000339:Affect; D001143:Arousal; D002320:Cardiovascular Physiological Phenomena; D003214:Conditioning, Classical; D005260:Female; D006339:Heart Rate; D006801:Humans; D008297:Male; D009949:Orientation; D011674:Pulse; D014666:Vasomotor System / Q000502:physiology; D014796:Visual Perception