psych 260 hapter 16

Chronic disorder, Difficult to develop normal social relations, Communication impaired, Lack of imaginative ability, Repetitive, stereotypical movements, Symptoms vary, Apserger’s syndrome the “mildest” form of ASD,Severe ASD marked by lack of language

Uninhibited responses, Lack of sustained attention, Hyperactivity, First shows itself in childhood, ADHD is the most common behavior disorder that shows itself in childhood, 3–5 % reduction in brain volume (Prefrontal cortex and caudate nucleus)

Genetics (Hereditary factors are strong), Learning (Delay of reinforcement gradient),Biological (Abnormalities in dopaminergic transmission)

A general, imprecise term that can refer either to a stress response or to a stressor

physiological reaction caused by the perception of aversive or threatening situations

stimulus that produces a stress response

species-typical response preparatory to fighting or fleeing