AP Psychology Unit 3- Intro to Sensation and Perception

AP Psychology Unit 3- Intro to Sensation and PerceptionSensation - the process by which our sensory receptors and nervous system receive and represent stimulus energies from our environment Perception - the process of 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 brain's integration of sensory information top-down processing - information processing guided by higher-level mental processes, as when we construct perceptions drawing on our experience and expectations selective attention - the focusing of conscious awareness on a particular stimulus, as in the cocktail party effect