Glossary of Psych 330 Vision
Created by mstapleton
- What are the 2 dimensions of color?
- 1. Hue- dominant wavelength, "color"
2. Brightness- intensity, dark- light
- Forms "white eyeball"
- Colored opens/ closes to let light through a hole, the pupil
- Focuses Light
- Light energy initiates neural activity
- At the center of the retina, region of sharpest vision and has the densest distribution of photoreceptors specialized for color
- Blind Spot/ Optic Disk
- where blood vessels enter the eye/ optic nerve- exit the eye
- Characteristics of the retina
- Light sensitive surface
Back of the eye
Contains modified neurons
- Coned/ rounded outer segment
Responsive to bright light
Mainly for day vision
- Cylindracal outer segment
Responsive for wide range of color
Mainly for night vision
- Retinal Ganglion Cells
Which kind are related to cones?
- Give rise to optic nerve
P-Cells are sensitive to color
- Amacrine Cells
- Link bipolar cells with RGC
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