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Substance Use and Disorders

Psychology notes on substance use and disorders. Teacher: Kristi Salte...
Course

Abnormal Psychology (PSY 301)

12 Documents
Students shared 12 documents in this course
Academic year: 2023/2024
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Eastern Connecticut State University

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Substance Use and Disorders

Substance-related disorders - Can be: - Organic impairment resulting from persistent use (i., alcohol-abuse, dementia disorder) - Substance induced mental disorders or syndromes - In DSM-IV there are two umbrella categories for latter: - Substance-abuse disorders (milder version, related to abuse but not necessary dependence) - Substance dependence disorders (more severe, physiological tolerance or withdrawal) - In DSM-5 there is just one category: Substance use disorder What kinds of substances? - Any psychoactive substances (substances that affect mental functioning in the CNS) - Includes illegal - Heroine, cocaine, marijuana - And legal - Alcohol, nicotine, caffeine - Substances that can be prescribed by medical professionals - Oxycontin, ritalin, valium Diagnostic criteria for substance-use disorders - Substance use with at least two of the following within a 12-month period: - Results in failure to fulfill some major obligation - Is hazardous - Results in cravings or urges to use - Continued use despite persistent or recurrent social problems - Tolerance - Withdrawal - desire/unsuccessful efforts to control use - Reduced social/occupational/recreational activities - Continued use despite persistent psych or physical problems Diagnostic criteria for substance use disorder - Since there is no longer a distinction between abuse and dependence, how do we rate severity? - 2-3 symptoms = Mild disorder - 4-5 symptoms = moderate disorder - 6 or more = severe disorder Alcohol use: prevalence, comorbidity, demographics, and alcohol - 22% of americans 12 and older binge drink and 6% found to be heavy drinkers - Shortens lifespan by 12 years - 13% of people ages 12 or older drove under the influence in the past year - Violent crimes The clinical picture of alcohol use disorder - Decreased sexual inhibition, lowered sexual performance - Lapse in memory (i. blackout) - Intoxication - Hangover (e., headache, nausea, fatigue)

Alcohol and the therapeutic index - Therapeutic index is a comparison of amount that will cause desired effect to the amount that will kill you - Calculated (in animals) as LD50/ED - Cannabis - 1000:1 ratio - Morphine - 70:1 ratio - Alcohol - 10:1 ratio Biological causal factors and alcohol use disorder - Activation of the “pleasure pathway” and neural adaptation - Genes (i., hereditary factors) - Living in an environment that promotes initial and continued use of a substance Psychosocial causal factors and alcohol abuse and dependence - Negative role models - Pre-alcoholic personality? - Impact of stress and social expectation Prevention for alcohol use disorder - Primary prevention - Intervene to prevent alcohol abuse in the general healthy population (i., D.A.R) - Secondary prevention - Intervene to prevent alcohol abuse in a risk groups - Tertiary prevention - Treatment of individuals with alcohol-use disorders Treatment for alcohol-related disorders - Disulfiram (i., antabuse) - Naltrexone - Detoxification - Benzodiazepines (e., diazepam) - Tranquilizers - CBT and behavioral therapy - Controlled drinking - AA - Relapse prevention Drug abuse and the facts - Drugs more abused: - Narcotics, sedatives, stimulants, anti-anxiety drugs, pain medications, hallucinogens, and caffeine and nicotine - 1% (within a year) to 7% (over a lifetime) of population are drug-abusers in the US - Most frequently detected illicit drug: marijuana Opium and its derivatives - Opium (mixture of 18 chemicals substances known as alkaloids) - Morphine (alkaloid that makes up 10-15% of opium; bitter tasting powder that serves as a powerful sedative and pain reliever) - Heroin (i., morphine treated with an inexpensive chemical called acetic anhydride, prescribed in the place of morphine for pain relief)

New to DSM- - Gambling disorder - Added to substance use disorder category - Considered an addictive disorder

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Substance Use and Disorders

Course: Abnormal Psychology (PSY 301)

12 Documents
Students shared 12 documents in this course
Was this document helpful?
Substance Use and Disorders
Substance-related disorders
- Can be:
- Organic impairment resulting from persistent use (i.e., alcohol-abuse, dementia disorder)
- Substance induced mental disorders or syndromes
- In DSM-IV there are two umbrella categories for latter:
- Substance-abuse disorders (milder version, related to abuse but not necessary
dependence)
- Substance dependence disorders (more severe, physiological tolerance or withdrawal)
- In DSM-5 there is just one category: Substance use disorder
What kinds of substances?
- Any psychoactive substances (substances that affect mental functioning in the CNS)
- Includes illegal
- Heroine, cocaine, marijuana
- And legal
- Alcohol, nicotine, caffeine
- Substances that can be prescribed by medical professionals
- Oxycontin, ritalin, valium
Diagnostic criteria for substance-use disorders
- Substance use with at least two of the following within a 12-month period:
- Results in failure to fulfill some major obligation
- Is hazardous
- Results in cravings or urges to use
- Continued use despite persistent or recurrent social problems
- Tolerance
- Withdrawal
- desire/unsuccessful efforts to control use
- Reduced social/occupational/recreational activities
- Continued use despite persistent psych or physical problems
Diagnostic criteria for substance use disorder
- Since there is no longer a distinction between abuse and dependence, how do we rate severity?
- 2-3 symptoms = Mild disorder
- 4-5 symptoms = moderate disorder
- 6 or more = severe disorder
Alcohol use: prevalence, comorbidity, demographics, and alcohol
- 22.6% of americans 12 and older binge drink and 6.8% found to be heavy drinkers
- Shortens lifespan by 12 years
- 13.6% of people ages 12 or older drove under the influence in the past year
- Violent crimes
The clinical picture of alcohol use disorder
- Decreased sexual inhibition, lowered sexual performance
- Lapse in memory (i.e. blackout)
- Intoxication
- Hangover (e.g., headache, nausea, fatigue)