PSY 338 Lecture Notes - Lecture 11: Expressive Language Disorder, Speech Disorder, Phonological Awareness
22 Mar 2017
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Psy338 chapter 11 communication and learning disorders. Definitions and history: learning disability: diagnostic term; learning problems that occur in the absence of other obvious conditions (e. g. , Learning disabled term brought needed services not stigma. Learning disorders (lds: performance in reading, math, and/or written expression must be substantially below expectations compared to someone of the same age, schooling, and intelligence must also have significant interference with academic achievement or daily living. Causes of learning disorders: difficulties bringing info from various brain regions together to integrate and understand info, genetic and constitutional factors: heritability accounts for about 60% of variance in reading disorders. Making sense of spoken words: a sound hits the ear and is sent as nerve impulses to the brain, the nerve cells within the auditory cortex match incoming signals with patterns the cortex has previously stored. In the brain, the thalamus processes incoming signals and sends them to the auditory cortex.
