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| color_vision_deficiency [2024/02/19 17:27] – created Scott Larson | color_vision_deficiency [2025/04/18 20:40] (current) – external edit 127.0.0.1 | ||
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| - | ====== Color Vision | + | ====== Color Vision |
| - | ===== Classification | + | ==== Classification ==== |
| - | ==== Red-Green Color deficiency | + | === Red-Green Color deficiency === |
| - | * Deuteranomaly | + | * Deutan |
| - | * most common | + | |
| - | * a type of anomalous trichomacy | + | * Defect in M-opsins for medium wavelength sensitive cones |
| - | * abnormal function of green cones | + | * Deuteranomaly |
| - | * Deuteranopia | + | |
| - | * A type of dichromacy | + | * a type of anomalous trichomacy |
| - | * non-functioning green cones | + | * abnormal function of green cones |
| - | * Protanomaly | + | * Deuteranopia |
| - | * a type of anomalous trichomacy | + | * A type of dichromacy |
| - | * abnormal functioning red cones | + | * non-functioning green cones |
| - | * Protanopia | + | * Protan |
| - | * A type of dichromacy | + | |
| - | * non-functioning red cones | + | * Defect in L-opsins for long wavelength sensitive cones |
| + | * Reduces the sensitivity of red light | ||
| + | * Protanomaly | ||
| + | | ||
| + | * abnormal functioning red cones | ||
| + | * Protanopia | ||
| + | * A type of dichromacy | ||
| + | * non-functioning red cones | ||
| - | ==== Blue-Yellow Color deficiency | + | === Blue-Yellow Color deficiency |
| + | * defect in S-opsins for short wavelength sensitive cones | ||
| * Tritanomaly | * Tritanomaly | ||
| * a type of anomalous trichomacy | * a type of anomalous trichomacy | ||
| * abnormal function of blue cones | * abnormal function of blue cones | ||
| * difficulty discerning between blue and green and between yellow and red | * difficulty discerning between blue and green and between yellow and red | ||
| - | * Tritanopia | + | * Tritanopia |
| + | * A type of dichromacy | ||
| * non-functioning blue cones | * non-functioning blue cones | ||
| - | * A type of dichromacy | ||
| * unable to discern between blue and green, purple and red, yellow and pink | * unable to discern between blue and green, purple and red, yellow and pink | ||
| - | ==== Blue Cone Monochromacy | + | === Blue Cone Monochromacy === |
| * non-functioning red and green cones | * non-functioning red and green cones | ||
| * only blue cones function | * only blue cones function | ||
| * central vision is significantly affected | * central vision is significantly affected | ||
| - | ==== Complete Color Deficiency | + | === Complete Color Deficiency === |
| * Achromatopsia (monochromacy) | * Achromatopsia (monochromacy) | ||
| * no functioning cones | * no functioning cones | ||