Flashcard Set Preview
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| 1 |
The cornea....... the eye
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refracts light
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Iris....... enters the pupil
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controls how much light
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| 3 |
Lens........ focusing into the retina
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refracts light
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| 4 |
Retina is the light sensitive part and is covered in........
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rods and cones (which detect light)
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Rods are sensitive in........ but cant sense colour
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dim light
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Cones are sensitive to..1... Red-green colour blindness is due to the lack of certain...
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1) bright light2) specialised cones
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Optic nerves carries...... from receptors to the brain
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impulses
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The lens is elastic, so the eye can focus light by changing shape of lens - this is known as...
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accommodation
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| 9 |
State 3 things about binocular vision:
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1) Some animals have two eyes, which works together- this is binocular vision2) When you look...
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