Textbook Notes (367,823)
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PSY240H1 (130)
Chapter 17

Study guide for chapter 17

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Neil Rector

Chapter 17 Substance- Related Disorders Substance- any natural or synthesized product that has psychoactive effects Changes perceptions, thoughts, emotions and behaviors Drugs- heroin, cocaine and amphetamines Drug addicts- people who have problems as result of taking these drugs A person does not need to be physically dependent on substance, in order to have problems resulting from taking the substances Cocaine use was tended to be higher in the United States Lysergic acid diethylamide (LCD) use was more frequent in Canada Men are much more likely than women to have used an illicit substance in their lives The Dutch system is based on the belief that enforcing strict prohibitions of softer drugs would drive users underground, where they would come into contact with persons trafficking in harder drugs and would more likely to begin using the drugs th In mid 20 century, Zurich became famous for its needle park where the sale and use of substances, including heroin and cocaine were carried out in the open and allowed by authorities, while doctors employed by the government stood by in a small kiosk to handle any emergencies and to distribute clean needles for the injection of substances 1992 the park was closed because of evidence that addicts from around Europe had poured onto the city and crime had soared As long as the 1500 B.C natives in the Andes Highlands chewed on coca leaves to increase their endurance Coca leaves were manufactured into cocaine Cocaine was used legally throughout Europe and then North America into the 20 th century to relieve fatigue Was an ingredient in the original Coca-Cola drink and more than 50 other elixirs Opium a milky juice produced from the poppy plant, has been used for hundred of years to relieve pain, particularly in Asia and Europe The leaves of a plant called Khat had been chewed in parts of eastern Africa, the middle east, and south America for hundred of years to produce a sense of www.notesolution.com well0being and relief from fatigue Modern derivatives of Khat are used to make amphetamines; a class of drugs used to treat ADHD, narcolepsy, and obesity and included in over the counter cold remedies and appetite suppressants for weight control. Substance- related disorder- use of substance may lead to significant problems in the abilities to function in daily lives- may shrink job and family responsibilities, may cause people to act impulsively or bizarrely, may endanger own lives or the lives of others Alcohol is also associated with over half of the deaths due to traffic accidents and homicides and with 30% of all suicides Definitions Of Substance-Related Disorder Four substance-related conditions recognized by the DSM-IV-TR: substance intoxication, substance withdrawal, substance abuse, Substance Dependence Apply across a variety of substances but the specific symptoms depend on the substance used Substance Intoxication- Experience of significant maladaptive behavioral and psychological symptoms due to the effect of a substance on the CNS (Central Nervous System) Substance Withdrawal- Experience of clinically significant distress in social, occupational, or other areas of functioning due to the cessation or reduction of substance use Substance Abuse- Diagnosis given when recurrent substance use leads to significant harmful consequences Substance Dependence- Diagnosis given when substance use leads to physiological dependence or significant impairment or distress Substances are group into 5 categories 1. CNS Depressants- alcohol, barbiturates, benzodiazepines and inhalants (do not have withdrawal symptoms) 2. CNS Stimulants-cocaine, amphetamines, nicotine (do not have intoxication, abuse or dependence symptoms) and caffeine (do not have withdrawal, abuse, dependence symptoms) 3. Opioids- heroin and morphine 4. Hallucinogens and phencyclidine (PCP) (do not experience have withdrawal www.notesolution.com
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