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15 Cards in this Set
- Front
- Back
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Vitreous Humour |
helps to maintain the shape of the eyeball and support surrounding cells |
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Sclera |
protective outer layer that gives the eye its shape |
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Choroid |
absorbs stray light rays that are not detected by the photoreceptors in the retina |
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Retina |
contains the photoreceptors |
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Blind spot |
where the optic nerve leaves the eye - incapable of detecting light |
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Fovea centralis |
contains a high density of cones and provides acute vision |
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Lens |
focusses light rays onto the fovea centralis |
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Ciliary muscle |
changes the shape of the lens in order to focus |
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Aqueous humour |
maintains the shape of the cornea and provides O2 and other nutrients to surrounding cells |
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Iris |
regulates the amount of light that enters the eye |
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Pupil |
opening for light to enter the inner eye |
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Cornea |
bends light rays into the eye |
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Suspensory ligaments |
Adjust the shape of the lens to make it more or less curved - increase or decrease the refraction of light |
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Diagram of the ear |
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Conjunctiva |
covers the front of the eye and lines the inside of the eyelids |
