A teenager is noted to have a heightened awareness of reality, feelings of depersonalization, unpredictable and sometimes violent behavior, and flashbacks. The nurse suspects that the teenager is taking which of the following chemicals?

A. Personality disorder: Personality disorders involve enduring patterns of behavior and inner experiences that deviate from the norm, but they do not typically include symptoms like claimed paralysis.
B. Hypochondriasis: Hypochondriasis (now classified as illness anxiety disorder) involves excessive worry about having a serious illness but does not involve actual loss of function.
C. Conversion disorder: Conversion disorder involves neurological symptoms that cannot be explained by medical evaluation. Symptoms can include paralysis, blindness, or other neurological deficits that are inconsistent with medical findings and often arise in response to psychological stress.
D. Cyclothymic disorder: Cyclothymic disorder involves chronic fluctuating moods but does not typically include conversion symptoms like paralysis.

A. Hispanic Americans: While substance use varies among populations, Hispanic Americans do not have the highest reported rates of cocaine use.
B. Whites: In terms of drug use by race, White Americans have the highest rates of drug use and abuse. This is likely due to a variety of factors, including socio-economic status, access to drugs, and cultural factors.
C. Asian Americans: Asian Americans typically report lower rates of cocaine use compared to other groups.
D. African Americans: African Americans report lower lifetime use of cocaine, at 8.5%, compared to White Americans (17.6%) and Hispanics (11.1%).