PSYCH 112 Lecture Notes - Electromagnetic Radiation, Visual System, Peripheral Vision
Document Summary
Sensation & perception -or- red sky at night . External outside of body, eyes, ears, nose. Distance receptors tell you about things that aren"t in contact with you yet. Alimentary digestive tract, taste, pressure, nutrients. Internal inside of us, position, trauma, temperature. Tell us to do something and what to do. Electromagnetic radiation light and temperature sensors: light eyes, temperature skin and core. Mechanical force pressure, hardness, texture, vibration, penetration. Chemical make up odor, taste, nutrients. Quantity quantity = constant for that stimulus (change in quantity divided by quantity) Signal detection theory theory about how your context determines how sensitive you are to change: built in bias in our system that is a mental faculty that looks for agents in our environment. Electromagnetic spectrum eyes are sensitive to only the visible light. Structures of the eyes rods and cones. In the back of the eye: concentrated in the folia.
