AP PSYCHOLOGY

Detailed explanation-1: -The APA Committee on Nomenclature and Statistics developed a variant of the ICD–6 that was published in 1952 as the first edition of DSM.

Detailed explanation-2: -DSM-I. The APA published the Diagnostic and Statistical Manual of Mental Disorders in 1952; it was based off of the ICD-6 and the military system. The first DSM contained about 60 disorders and was based on theories of abnormal psychology and psychopathology.

Detailed explanation-3: -That’s because his topic is the Diagnostic and Statistical Manual of Mental Disorders, informally known as the DSM. Published in 1952 by the American Psychiatric Association, the manual sets classification and diagnosis standards used by clinicians, researchers, regulation agencies and health insurers worldwide.

Detailed explanation-4: -The APA decided to create a new classification system, and in 1952, the first edition of the DSM (DSM-1) was released. The DSM-1 contained 102 very broad diagnostic categories that were based on psychodynamic (Freudian) principles.

Detailed explanation-5: -The DSM evolved from systems for collecting census and psychiatric hospital statistics, as well as from a United States Army manual. Revisions since its first publication in 1952 have incrementally added to the total number of mental disorders, while removing those no longer considered to be mental disorders.