Chapter 14 – Use and Abuse of Psychoactive Drugs.docx

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Health Sciences
Health Sciences 1002A/B
Shauna Burke

Chapter 14Use and Abuse of Psychoactive Drugs442012 92900 PM Psychoactive Drugsalter a persons experience or consciousness o Short term effects include intoxicationunpredictable emotional and physical changes occurAddictive behaviourshabits out of control negative health effects Drug addiction4 characteristicsCompulsive desire for drugNeed to increase dosageHarmful effects to personHarmful effects to societyDrug habituationlesser version of addiction The routine use of a drug without reaching level of compulsion or increased need for greater dosageAccompanied by psychological not physical dependenceCharacteristics of addictive behaviour Reinforcementsome aspect of behaviour produces pleasurable physical or emotional states that replace the negative ones Compulsionthe need to engage in behaviour Loss of controlEscalationmore of substance is needed for desired effects Negative consequencesbehaviour continues despite bad effects ie work school financial issuesDeveloping addictionStarts by person doing something to bring pleasure and avoid painFor a behaviour to become an addiction there are many factors which must combine lifestyle heredity personality socialphysical environment Ie Nicotine psychoactive drug in tobacco has high potential for physical addiction but a person must submit to the temptation to start using tobacco ie peer pressure to develop addiction
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