title: Pupillary and cardiac activity during visual attention.
mesh_terms: D000293:Adolescent; D000328:Adult; D000339:Affect; D001288:Attention; D004106:Dilatation; D006339:Heart Rate; D006801:Humans; D008297:Male; D011336:Probability; D011680:Pupil / Q000502:physiology*; D014796:Visual Perception