That psychologists use the concepts of diagnosis, etiology, and prognosis when describing psychological disorders reflects the usefulness of the _____ model of abnormal behavior.

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The medical model of abnormal behavior involves the use of diagnosis (identifying and classifying the disorder), etiology (determining the cause or origin of the disorder), and prognosis (predicting the future course of the disorder). This approach treats psychological disorders in a manner similar to physical illnesses.

That Psychologists Use the Concepts of Diagnosis, Etiology, and Prognosis