eye 0.0 / 5 ? ScienceBiologyGCSEOCR Created by: itsjannahCreated on: 19-05-15 20:29 what does the cornea do??? Refracts light bend as of enters the eye 1 of 9 what does the iris do ??? controls how much light enters the eye 2 of 9 What are the lens??? They focus light onto the retinaa 3 of 9 what does the optic nerve do ??? carries impulses from the eye to the brain 4 of 9 what is stereoscopic vision??? When signals get sent to the eye then the brain that is how we can judge far distances 5 of 9 what is micoular vison??? animals have eye at the back of there heads gives poor depth but it is useful for seeing predators. 6 of 9 Short sighteness ??? can see objects clearly cannot focous properly because the lens foucus the sharpest in front of the retina 7 of 9 long sightenss??? can see far parts but not clearly cause of lens sharp and on the image retina. 8 of 9 colour blindess is when there is a inherited condition and there is weak cells that have a lack of rectopor. 9 of 9
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