HE ED110 Lecture Notes - Lecture 14: Internet Addiction Disorder, Cough Medicine, Methadone
21 Jun 2018
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Chapter 14
Learning Objectives
1. Define and discuss the concepts of addictive behaviour, substance abuse, and substance
dependence
2. Explain factors contributing to drug abuse and addiction
3. List the major categories of psychoactive drugs and describe their effects, methods of
use, and potential for abuse and addiction
Learning Objectives
4. Discuss social issues related to psychoactive drug abuse and its prevention and
treatment
5. Evaluate the role of drugs and other addictive behaviours in your life and identify your
risk factors for abuse or addiction
The Use of Drugs
A drug is any chemical other than food intended to affect the structure or function of
the body
A psychoactive drug is a drug which alters a person’s experiences or consciousness and
is most often associated with abuse and addiction
Intoxication is a short-term state in which sometimes unpredictable physical and
emotional changes occur
Addictive Behaviour
Addictive behaviours are habits that have gotten out of control, with resulting negative
effects on a person’s health.
What is addiction?
Historically, the term addiction was applied only when the habitual use of a drug
produced chemical changes in the user’s body (e.g., physical tolerance)
Addiction is a chronic disease that disrupts the brain’s system of motivation, reward,
and memory
Characterized by a compulsive desire and increasing need for a substance or
behaviour, and by harm to the individual and/or society
What is addiction?
Tolerance is a physical state in which the body adapts to a drug so that the initial dose
no longer produces the original physical or psychological effects
The Development of Addiction
Often starts when a person does something to bring pleasure or avoid pain. If it works,
the behaviour is repeated.
Withdrawal is a set of symptoms including anxiety, pain, irritability, sweating, tremors,
vomiting, and insomnia
Characteristics of People with Addictions
Coping strategy
Genetic predisposition
Difficulty with impulse control and self-regulation
Risk taking
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Examples of Addictive Behaviours
•Gambling
•Compulsive exercising
•Work addiction
•Sex and love addiction
•Compulsive buying or shopping
•Internet addiction
Drug Use, Abuse, and Dependence
Drugs are chemicals other than food that are intended to affect the structure or
function of the body
Pharmacy is the art of compounding drugs from various substances
Pharmacology is the science and study of drugs
Substance Use Disorder
The APA’s Diagnostics and Statistical Manual of Mental Disorders (DSM-5) is the
authoritative reference for defining all sorts of behavioural disorders
The APA uses the term ‘substance use disorder’
Substance Use Disorder
Mild substance use disorder requires an individual displays 2-3 symptoms
Moderate or severe disorder requires an individual exhibit 4-5, or 6-11 symptoms,
respectively
Substance Use Disorder Diagnostic Criteria
1. Developing tolerance
2. Experiencing withdrawal
3. Taking substance in larger amounts over time
4. Cravings
5. Making unsuccessful efforts to cut down or regulate substance use
6. Spending a great deal of time obtaining, using, and recovering from effects of the
substance
7. Giving up or reducing important social, school, work, or recreational activities
Substance Use Disorder Diagnostic Criteria
8. Continuing to use the substance in spite of recognizing that it is contributing to a
psychological or physical problem
9. Using the substance repeatedly, resulting in failure to fulfill obligations
10. Using the substance repeatedly, resulting in hazardous situations
11. Continuing to use the substance despite social or interpersonal problems
Who Uses Drugs?
•All income and education levels
•All ethnic groups
•All ages
Who Uses Drugs?
•Young people at a high risk of trying drugs share characteristics:
•Males
•Troubled adolescents
find more resources at oneclass.com
find more resources at oneclass.com
Document Summary
Learning objectives: discuss social issues related to psychoactive drug abuse and its prevention and treatment, evaluate the role of drugs and other addictive behaviours in your life and identify your risk factors for abuse or addiction. A drug is any chemical other than food intended to affect the structure or function of the body. A psychoactive drug is a drug which alters a person"s experiences or consciousness and is most often associated with abuse and addiction. Intoxication is a short-term state in which sometimes unpredictable physical and emotional changes occur. Addictive behaviours are habits that have gotten out of control, with resulting negative effects on a person"s health. Historically, the term addiction was applied only when the habitual use of a drug produced chemical changes in the user"s body (e. g. , physical tolerance) Addiction is a chronic disease that disrupts the brain"s system of motivation, reward, and memory.
