Psychology 3301F/G Chapter Notes - Chapter 3: Dementia Praecox, Spritzer, Mental Disorder

• School: Western University
• Department: Psychology
• Course: Psychology 3301F/G
• Professor: Graham Reid

Document Summary

Any object can be classified many different wats. Validity-principle used in classifying an entity are effective in capturing the naure of the entitity. Categorical approach- an entitity is deterniedn to be a member of a category or not. In psych using this approach oyu either have the disorder or not. Those assigned to a category should be very similar. Different dimentions may or may not be related. Used factor analtisi to identify the symptoms co occur. Developed the aseba-measure the competence and problems across a life span. Diagnostic system-is a classification system based on rules used to organize disorders. Emil kraeplein was the furst to classify a bnroam behavior. Neo-kreaepelinian approach specific criteria to define a category. Two people with same diagnosis will look the same. Prototype model-differ in the degree to which they represent a conceot. Not all people recieinve the same diagnosis will looks the seame. Clinical disorder has to interfere with daily functioning.