NRNP 6675-midterm study guide-comprehensive 2022

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Description SUBSTANCE-RELATED DISORDERS Substance use disorders are a cluster of disorders in which cognitive, behavioral, and physiological symptoms indicate that a person continues using a s... ubstance despite significant substance-related problems Psychiatric symptom clusters may be related to substance use, discontinuation of substance use, or withdrawal from habitual substance use. Substance use disorders lead to changes in brain circuits and physiological functions that lead to a need for detoxification and a possible need for long-term treatment. The word substance can describe a drug of abuse, a medication, or a toxin that produces psychoactivation and alters cognitive, behavioral, and affective perceptions. Dependence: repeated use of a substance with or without physical dependence Abuse: use that is inconsistent with sociality use patterns CONTINUED..... [Show More]

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