CHYS 2P35 Lecture Notes - Lecture 7: Reading Disability, Dyslexia, Neurology
15 Dec 2015
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Document Summary
Composition of students with disabilities over 50% of exceptionalities. Reading is not a natural process it is learned. Phonemes are the smallest units of sound (44 total) Reading disabilities are associated with minor dysfunction in the superior temporal lobe and the posterior parietal regions of the central nervous system. When we read and write our left hemisphere is working. Reading disability is a process problem in the left hemisphere fmri results consistently show under activation in left hemisphere and over activation in right hemisphere. Over activation of the right hemisphere happens when kids have a learning disability. Clumping up and disorganization of brain cells in left hemisphere. If something is straight it"s easy for information to flow. When there is ectopia, the cells clump up so it"s harder for the information to flow. It"s not blocked, it"s just a roundabout way. Premature interruption of cell migration in the left hemisphere is associated with rd.
