PSYC 1010 Midterm: Midterm 2 It's from the new psychology textbook!

• School: York University
• Department: Psychology
• Course: PSYC 1010
• Professor: Rebecca Jubis

Document Summary

Sensation the process of the sensory receptors and nervous system receive and represent stimulus energies. Perception organizing and interpreting sensory information, enabling us to recognize meaningful objects and events. Bottom-up processing analysis that begins with the sensory receptors and works up to the brains integration of sensory information. Top-down processing information processing guided by high-level mental processes, as when we construct perceptions drawing on our experience and expectations. Psychophysics the study of relationships between the physical characteristics of stimuli, such as their intensity, and our psychological experience of them. Absolute threshold the minimum stimulation needed to detect a particular stimulus. Signal detection theory theory predicting how and when we detect the presence of a faint stimulus (signal) amid background stimulation (noise) Subliminal below one"s absolute threshold for conscious awareness. Priming the activation, often unconsciously, of certain associations, thus predisposing one"s perception, memory, or response. Difference threshold the minimum difference between two stimuli required for detection.