Abnormal Behavior

What essentially qualifies as "abnormal behavior" is not always as cut and dry as many believe. For example, the medical model defines abnormal behavior in terms as the result of some physical problem (cellular derangement, chemical imbalance, or genetic issue) that causes the behavior; however, there are no physical markers for the majority of the diagnoses in the DSM-IV (Szasz, 2008). The legal definition of insanity, which was based on psychiatric definitions, is that abnormal behavior occurs when the individual is unable to distinguish between right and wrong; however this definition is far too extreme to be practical (Porter, 2002). For instance most rapists realize that their behavior is wrong by societal standards amd yet rape is certainly considered by most as abnormal.

The four commonly held criteria for normal vs. abnormal behavior include: (1) Statistical infrequency model, which states that abnormal behavior that falls on either extreme...
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