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smellyelly
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2.1 function of conjunctiva
protects the outside of the eye (lens)
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2.1 function of cornea
- (transparent part)
- support of eye, allows light to enter eye
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2.1 function of sclera
support & shape, rough & hard to penetrate
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2.1 function of choroid
supplies blood to the eye (retina etc)
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2.1 function of retina
nerve fibres inside the eye that detect light
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2.1 function of iris
- (coloured part)
- adjusts the amount of light entering the eye
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2.1 function of lens
focuses the image onto the back of the eye's retina
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2.1 function of aqueous & vitreous humor
- supply nutrients to lens & inside of the eye
- gives it shape & support
- allows light to move slower - refraction
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2.1 function of ciliary body
muscles that control movement of lens
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2.1 function of optic nerve
sends signals from the retina to the brain
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