A scientific study of how organisms, especially humans, obtain information about their external and internal environments. Topics include: the physical stimuli, pertinent receptor processes, neural encoding, perceptual processing; the development of object perception; perceptual constancies, and distortions; the psychophysical methods, from classical methods to modern signal detection concepts and techniques. Prior scientific knowledge of elementary physics and biology is helpful. PREREQ: PSYC 1105. (lec 2, lab 1) cr 6
