This preview has intentionally blurred sections. Sign up to view the full version.View Full Document
Unformatted text preview: Review Phonological Development z Delayed vs. Different Development - unusual errors (gog vs. dog) z Children differ primarily in the rate and accuracy of sound acquisition z Cooing -> babbling -> first words (1 yr) -> Stops (p,b,t,d,k,g), -> Liquids (l, r) z Children differ much less in the order in which sounds are acquired z Suspect delay if child has not spoken first word by 1 year of age z Adult and child disorders considered separately - learning different from losing z Common errors - deletions or substitutions so as to simplify articulation (e.g. ba vs. ball) Review Neurological Bases of Communicative Disorders z Classic view of brain - Broca's Area (production), Wernicke's Area (comprehension) z Ways to study the brain: stimulation, clinical autopsy, neuroanatomy, imaging (structural – architecture, functional - process z Penfield and Roberts - stimulation of exposed brain with an electrode z Functional brain imaging - chemical actions, electrical activity, magnetic fields z Early view of brain: Lateralization of function – different centers mediate different behaviors z Contemporary view: Much greater distribution of function Craniofacial Anomalies Structural and/or functional deformities...
View Full Document
- Fall '08
- Folic acid, Palatine uvula, Cleft Lip/cleft palate, National Institute of Child Health & Human Development