Eye Care Articles

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  Eye examination

  An eye examination is a battery of tests performed by an ophthalmologist or optometrist assessing vision and ability to focus on and discern objects, as well as other tests and examinations ... > more
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  Eyeglass prescription

  An eyeglass prescription is a written order by an ophthalmologist or an optometrist to an optician for eyeglasses. It specifies the parameters to which the eyeglasses are to be made in order to ... > more
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  Optic nerve

  The optic nerve is the nerve that transmits visual information from the retina to the brain. The optic nerve is composed of retinal ganglion cell axons and support cells. It leaves the orbit (eye) ... > more
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  Myopia

  Myopia is a refractive defect of the eye in which images focus in front of the retina. This may be caused by a defect of the lens/cornea or when the shape of the eye is longer then usual. Those with ... > more
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  Visual field

  The term visual field is often used in ophthalmology, where a visual field test is used to determine whether the visual field is affected by diseases that cause local scotoma or a more extensive loss ... > more
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  Visual system

  The visual system is the part of the nervous system which allows organisms to see. It interprets the information from visible light to build a representation of the world surrounding the body. The ... > more
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  Ocular dominance

  Ocular dominance, sometimes called eye dominance or eyedness, is the tendency to prefer visual input from one eye to the other. It is somewhat analogous to the laterality of right or left handedness, ... > more
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  Pupil

  In the eye, the pupil is the opening in the middle of the iris. It appears black because most of the light entering it is absorbed by the tissues inside the eye. In humans and many animals (but few ... > more
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  Ophthalmology

  Ophthalmology is the branch of medicine which deals with the diseases of the eye and their treatment. Since ophthalmologists perform operations on eyes, they are generally categorized as surgeons. ... > more
• Perception
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  Sensory system

  A sensory system is a part of the nervous system responsible for processing sensory information. A sensory system consists of sensory receptors, neural pathways, and parts of the brain involved in ... > more

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