title: Cardiac and metabolic responses to "space invaders": an instance of metabolically-exaggerated cardiac adjustment?
mesh_terms: D000293:Adolescent; D000328:Adult; D006339:Heart Rate; D006801:Humans; D008297:Male; D010100:Oxygen / Q000502:physiology; D010988:Play and Playthings; D011597:Psychomotor Performance / Q000502:physiology; D012119:Respiration
chemical_list: D010100:Oxygen