Psychophysiological Arousal to Social Stress in Autism Spectrum Disorders

作者: Elisabeth Conradt , Stephen J. Sheinkopf , Todd P. Levine , Barry Lester , Matthew S. Goodwin

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摘要: According to the Diagnostic and Statistical Manual of Mental Disorders – 4th Edition, Text Revision (DSM-IV TR) (American Psychiatric Association 2000), autism spectrum disorders (ASDs) are characterized by qualitative impairments in socialization, communication, circumscribed interests, including stereotypical behavior patterns behavioral rigidity changes routine. Although these symptomatic features well established, it is unclear whether their origin lies simply absence appropriate social skills flexibility or arises from difficulties psychophysiological arousal regulation. Psychophysiological factors implicated ASDs can cause contribute significant problems modulating sensory stimuli that novel unpredictable (Dawson 1991; Dawson Lewy 1989; Kinsbourne 1987; Ornitz Ritvo 1968; 1989), resulting response either overarousal (Hutt et al. 1964) under-arousal (DesLauriers Carlson 1969). modulation theories ASDs, both anxious agitated characteristic passivity lethargy interfere with this population’s ability attend to, process,

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