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White fibrous outer layer of eye which protects the eye and acts as an attachment site for eye muscles.
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The transparent window of the eye which helps focus entering light rays
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Colored part of the eye that surrounds the pupil and regulates its size. It is composed of smooth muscle.
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Eye structure that secretes aqueous humor (watery fluid filling the anterior portion of the eye which nourishes the cornea and lens and helps maintain shape), and contains cilliary muscle
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Has blood vessles to nourish eye
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Circular opening in the center of the iris which allows light to enter
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Strong fibers holding the lens in position
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Adjusts shape to focus in the process called accomodation
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Inner layer of the eye containing visual receptor cells (rods and cones, photoreceptors)
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Central region of the retina
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Depression in the center of the macula where the sharpest vision is produced
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Where nerve fibers of the retina leave the eye and join with the optic nerve
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Carry impulses to occipital lobe for deciphering vision
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Mucous membrane lining the inside of the eyelids and covering the inside lining of the covering over the eyball
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Fluid between the lens and retina of the eye which helps protect and maintain shape
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