PSCH 100 Chapter Notes - Chapter 3: Color Blindness, Ewald Hering, Gestalt Psychology
Document Summary
Sensory processes, which are both influenced by a variety of factors besides stimulus. Intensity: noise background distractions that lower the chance of detection of a. Stimulus: subliminal perception the registration of sensory input without conscious awareness, such as subliminal messages in movies, advertisements, etc. John krosnick experimented and found that subliminal stimulation generally produces weak effects: sensory adaptation the gradual decline in sensitivity to prolonged stimulation, ex. You jump in cold water; it is very cold at first, but you get used to it: process that keeps people tuned into the changes rather than constants in. Sensory input: sight, the stimulus: light, people need light to see, light form of electromagnetic radiation that travels as a wave at the speed of. Light: amplitude affects perception of brightness (height), wavelength affects perception of color (distance between peaks), the eye, two purposes: channel light to the neural tissue that receives it (retina).
