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PSYCH 257 (72)
Chapter 2

Chapter Two - An Integrative Approach to Psychopathology.docx

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Department
Psychology
Course
PSYCH 257
Professor
David Moscovitch
Semester
Fall

Description
[ TWO ] – AN INTEGRATIVE APPROACH TO PSYCHOPATHOLOGY ONE-DIMENSIONAL OR MULTIDIMENSIONAL MODELS  One-dimensional model = attempts to trace origins of beh’ to single cause  Systemic = any particular influence contributing to psychopathology cannot be considered out of context  Multi-dimensional model = any one component of sys’ inevitably affects other components GENETIC CONTRIBUTIONS TO PSYCHOPATHOLOGY  Genes seldom dtrmn our phys dvlpmt in any absolute way  provide some boundaries to dvlpmt, but where exactly w/in boundaries depends on env’ influences The Nature of Genes  Polygenic = influenced by many genes, each contributing only tiny effect i.e. dvlpmt, beh’, personality  Quantitative genetics = sum up all tiny effects across many genes w/o necessarily t
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