PSY 100 Study Guide - Final Guide: Color Constancy, Subjective Constancy, Color Vision
Document Summary
The detection of physical energy emitted or reflected by physical objects (occurs when energy in the external environment or body stimulates receptors in sense organs. Process by which the brain organizes and interprets sensory info. Specialized cells that convert physical energy in the environment or body to electrical energy that can be transmitted as nerve impulses to brain (beginning of sensation) Principle that different sensory modalities exist because signals received by the sense organs stimulate different nerve pathways leading to diff parts of brain. 1st stage of colour processing, occurs in retina: retina contains 3 types of cones reacting to 1 of 3 colours: red, green, or blue. 2nd stage of colour processing, occurs in ganglion cells: either red & Measuring thresholds absolute threshold difference threshold signal detection theory sensory adaption selective attention inattentional blindness. Vision psychological dimensions the eye hue brightness saturation.