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30 Cards in this Set

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3 Steps to Sensation/Perception
1)Objects in the world emit or reflect stimuli
2)Sensory organs detect stimuli, encode it and send it to areas of the brain (SENSATION)
3)Receives info, organizes and interprets it (PERCEPTION)
Physical Properties of Light
Wave Lengths, Purity and Wave Amplitudes (perception and bright).
Cornea
Protects and supports
Pupil
Sunlight amount
Iris
Dilates pupil
Lens
focuses light
Retina
Focuses Image
Fovea
Visual is clearest (retina)
Nearsightedness
Far objects blurry (Image falls short of the retina
Farsightedness
Close objects blurry (too far, Cateract
Blindspot
No receptor cells
Rods
black, white, gray (retina)
Cones
Color (Fovea)
Trichromatic Theory
Red (long) Green (Medium) Blue (Short
Opponent Process
Red/Green, Yellow/Blue, Black/White
Principals of Organization
Proximity
Similarity
Continuity
Simplicity
Closure
Movement
Figure & Ground
Proximity
figures near, we group
Simlarity
figures similar, we group
Continuity
Choose smooth patterns
Simplicity
use simplest form
Closure
Fill in gaps
Movement
move together, go together
Figure and Ground
seperate from others
Binocular
Retinal Disparity-different images in each eye
Convergence-Eyes turn inward
Monocular
Relative Size
Interpositional
Relative Height
Relative Motion
Linear Perspective
Relative Brightness
Physical Properties of Hearing
Amplitude
Wavelength
Purity
Inner Ear
receptors for hearing
Middle Ear
Vibrations and Ear Drum
External Ear
collects sound
4 Primary Tastes
Sweet
Sour
Salty
Bitter