PSYCH257 Lecture : Abnormal Psychology 2nd CDN edition Chapter 14

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Usu. disorders start as kid w/ full symptom later; dds: show clinically significant symptoms in childhood. Usu. child develops 1 skill before next; thus: any disruption early -> disrupt development later on. Knowing what process is disrupted -> better intervention strategies. Changes at bio/psychosocial level -> reduced impact of disorder; despite disorder having large bio base. Knowledge of normal development needed in order to distinguish b/w normal and disordered. Common; show pattern of inattention, hyperactivity or impulsitivity -> disrupt academics & social skills clinical. Difficulty staying on task/ w/ attention; usu -> unfinished tasks, seem not to be listening, Also -> motor hyperactivity, impulsive, shout out etc. > poor academics, more dangerous behavior, causes: attn/impulsive problems or brain impairment. > unpopular, rejected by peers; usu. directly related to impulsivity, inattention-> hard to make friends. 6% of school-aged kids; symptoms must be present before age 7; usu. more boys (4:1) Symptoms start ~ 4 yrs; 68% have problems through adulthood; (ex.