title: Effects of retention interval on pupillary responses during a simple discrimination.
abstract: Responses from 6 subjects show that pupillary changes observed during short-term information processing with retention intervals of 0, 5, and 10 sec. delay occur during recognition memory for tones as well as recall of 7-digit numbers.
mesh_terms: D001307:Auditory Perception; D004192:Discrimination, Psychological; D005556:Form Perception; D006801:Humans; D008570:Memory, Short-Term; D011680:Pupil / Q000502:physiology*