Lecture 4a - Lecture 4. A) Children with Visual Impairments...

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Unformatted text preview: Lecture 4. A) Children with Visual Impairments – Introduction Introduction- Sight is important for many aspects of life- Sight affects our other senses as well- In a classroom, teachers use demonstrations, models, pictures and a variety of colour coded material to teach- Any vision problem may hinder a students learning ability- Impairments interfere with play, social growth, adjustment and mobility- Some qualify for special education while others remain in the general classrooms The Eye- Visual system: consists of the eye, which receive light image; the nerve pathways, which transmit the image to the optical centres of the brain; and the brain itself, which interprets the image- The eyeball is a sphere wrapped in 2 layers of tissue- The outmost area consists of the sclera and the cornea o Sclera: a tough, flexible white covering o Cornea: a transparent window covering the front of the eye- The middle layer consists of the iris, the lens, the six ocular muscles, the lacrimal glands and the...
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This note was uploaded on 03/27/2012 for the course PSYCHOLOGY 2043 taught by Professor Goldberg during the Spring '11 term at UWO.

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Lecture 4a - Lecture 4. A) Children with Visual Impairments...

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