deuteranopia
Can't see green
Deuteranopia is a form of color blindness in which the eye cannot distinguish green from certain reds and yellows.
It results from absent or defective green-sensitive cone cells in the retina.
More common in men than women, it is one of the red-green color blindnesses: The pilot failed his medical exam due to deuteranopia.
perception
Unable to perceive verdant hues
- spectrumContinuous range of values
- wavelengthsPeak-to-peak distances in waves
- protanopiaInability to see red
genetics
Passed through generations
- photopigmentsLight-reactive visual molecules
- photoreceptorsCells sensing light
- chromosomeDNA strand carrying genes
- recessiveMasked unless paired identically
carrier · mutation · inherited · congenital · familial · maternal
diagnosis
Device measuring color intensity
- screeningEvaluative selection process
- ophthalmologyMedical specialty for eyes
- optometryEye and lens healthcare
adaptation
Ease of approach
- contrastNotable difference between things
- labelingAssigning identifying markers
- accommodationShelter or housing provided
- workaroundsIndirect solutions to problems
green-blind
Unable to perceive verdant hues
- spectrumContinuous range of values
- wavelengthsPeak-to-peak distances in waves
- protanopiaInability to see red
hereditary
Passed through generations
- photopigmentsLight-reactive visual molecules
- photoreceptorsCells sensing light
- chromosomeDNA strand carrying genes
recessive · carrier · mutation · inherited · congenital · familial · maternal
colorimeter
Device measuring color intensity
- screeningEvaluative selection process
- ophthalmologyMedical specialty for eyes
- optometryEye and lens healthcare
accessibility
Ease of approach
- contrastNotable difference between things
- labelingAssigning identifying markers
- accommodationShelter or housing provided