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15 cards from this deck
Sense organ
Light intensity and colour
Tough, white outer layer that protects the eye
Clear, transparent front part light passes through first
Controls the size of the pupil
Contains light-detecting cells (receptors)
Carries electrical signals from eye to brain
Cornea → pupil → lens → retina
Work in dim light, detect how light or dark something is
Work in bright light and detect different colours
Changing lens shape to focus on objects at different distances
Thicker
Thinner
Smaller (constricts)
Larger (dilates)
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