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Chapter 3

PSYC 267 Chapter 3: Chapter 3 Summary


Department
Psychology
Course Code
PSYC-267
Professor
Taylor
Chapter
3

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Introduction to Vision
FOCUSING LIGHT ONTO THE RETINA
Light: The Stimulus for Vision
The Eye
Light Is Focused by the Eye
Becoming Aware of What Is in Focus
TRANSFORMING LIGHT INTO ELECTRICITY
The Visual Receptors and Transduction
How Does Transduction Occur?
PIGMENTS AND PERCEPTION
Distribution of the Rods and Cones
Becoming Aware of the Blind Spot
Filling in the Blind Spot
Dark Adaptation of the Rods and Cones
Measuring Dark Adaptation
Spectral Sensitivity of the Rods and Cones
NEURAL CONVERGENCE AND PERCEPTION
Why Rods Result in Greater Sensitivity Than Cones
Why We Use Our Cones to See Details
Foveal Versus Peripheral Acuity
LATERAL INHIBITION AND PERCEPTION
What the Horseshoe Crab Teaches Us About Inhibition
Lateral Inhibition and Lightness Perception
Creating Mach Bands in Shadows
Simultaneous Contrast
A Display That Can’t Be Explained by Lateral Inhibition
PERCEPTION IS INDIRECT
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