Protects the eye, helps to focus images onto the lens.
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Iris
Pigmented - decides the colour of your eyes - so light cannot pass through. Its muscles contract and relax to alter the size of its central hole or pupil. Controls how much light enters the pupi
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Pupil
Hole that lets the light in, changing in size during the night because there's not a lot of light.
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Ligaments
They support the lens and hold it in place.
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Lens
Found between the Iris and the vitreous humor. Focuses the image onto the retina.
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Ciliary Muscles
The ciliary muscles adjust the shape of the lenses in order to focus the eyes.
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Victerous Humour
Gel like substance that supports the eye.
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Retina
Is the photo receptive sensory layer at the back of the eye.
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Fovea
It is responsible for our highest visual activity
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Optic Nerve
Carry's the visual messages to the brain.
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Humour
Fluid
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Other cards in this set
Card 2
Front
Pigmented - decides the colour of your eyes - so light cannot pass through. Its muscles contract and relax to alter the size of its central hole or pupil. Controls how much light enters the pupi
Back
Iris
Card 3
Front
Hole that lets the light in, changing in size during the night because there's not a lot of light.
Back
Card 4
Front
They support the lens and hold it in place.
Back
Card 5
Front
Found between the Iris and the vitreous humor. Focuses the image onto the retina.
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