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The Sensory System (The Eye (Lens (changes shape depending on what we are…
The Sensory System
The Eye
Iris
coloured part at front of eye, expands or contracts to control amount of light let in
pupil
black circle in eye, allows light into the eye, expands and contracts with iris and is black because it doesn't let light out
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retina
retina is light sensitive layer at the back of the eye, absorbs light and allows sight
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cornea
transparent membrane covering eye, allows light to pass into eye
Ciliary muscle
surrounds lens, contracts or relaxes to cause the lens to change shape
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