The Eye
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Last updated 5:46 PM on 2/6/26
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10 Terms
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Eyelid
Blinks to protect eye
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Iris
Muscle that alters the size of the pupil to control the amount of light entering
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Sclera
Protective tough white outer coat
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Choroid
Pigmented layer that absorbs light to prevent reflection
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Retina
Light sensitive layer where images are formed, sends impulses to the optic nerve
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Optic nerve
Carries impulses from retina to brain
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Blind spot
Where the optic nerve leaves the eye, there are no light sensitive cells here
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Lens
Changes shape to focus light on retina
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Pupil
Hole in the iris allowing light to enter
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Cornea
Clear part of sclera allowing light in and refracts the light
Note 
Flashcards (38)