Parts of the Eye
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Sclera | The tough outermost connective tissue layer that protects the eye.
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| Cornea | Refracts and bends light rays.
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| Choroid | A layer of blood vessels that covers the eye.
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| Ciliary body | Holds the lens in place.
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| Ciliary muscle | Changes the shape of the lens to accommodate for near or far vision.
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| Iris | Regulates entrance of light into the retina.
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| Pupil | The opening in the iris that allows light into the eye.
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| Retina | The layer in the back of the eye that contains receptors that detect light.
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| Rods | Receptors found in the retina that detect black and white. Rods are used in low light conditions for vision.
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| Cones | Receptors found in the retina that allow for color vision.
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| Fovea centralis | The point in the retina that contains the highest concentration of cones. This allows for very acute vision.
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| Optic nerve | The nerve that transmits visual signals to the brain.
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| Lens | Bends light to help focus light rays for precise vision.
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| Suspensory ligaments | Supports the lense and attaches the lenses to the ciliary body.
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| Aqueous humor | A transparent fluid that fills the anterior (front) of the eye. This fluid helps transmit light rays.
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| Vitreous humor | A transparent fluid that fills the posterior (back) of the eye that aids in transmiting light rays and providing support.
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Created by:
Mr.Klein
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