title: Verbalization during the preparatory interval of a reaction-time task and development of motor control.
mesh_terms: D001288:Attention; D001307:Auditory Perception; D002648:Child; D002657:Child Development; D002675:Child, Preschool; D005133:Eye Movements; D005260:Female; D006801:Humans; D008297:Male; D009043:Motor Activity; D009949:Orientation; D011930:Reaction Time; D013060:Speech; D014705:Verbal Behavior; D014796:Visual Perception; D014831:Voice