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Transcript
WHS AP Psychology
Unit 5: States of Consciousness
Essential Task 5.11: Discuss drug dependence,
addiction, tolerance, and withdrawal.
Essential Task 5.11:
•
•
•
•
Dependence
Addiction
Tolerance
Withdrawal
Substance Use and Abuse
• Substance Use
– Using a substance but it does not yet interfere
with a person’s life
• Substance Abuse
– Pattern of drug use that diminishes one’s ability
to fulfill responsibilities
– May result in repeated use in dangerous
situations
– May lead to legal difficulties related to drug use
Substance Use and Abuse
• Dependence
– Compulsive use of a substance
– Also known as addiction
– Can be physical, psychological or both
• Withdrawal
– After addiction, physical discomfort when the
substance is stopped
• Tolerance
– More substance is required to obtain the
original effect
Dependence
(4 of the following 7 symptoms)
• Developing a
tolerance
• Experiencing
withdrawal
• Using substance for a
longer period or in
greater quantities
than intended
• Presence of a desire or
repeated attempts to
cut back on use
• Spending a lot of time
using/obtaining the
substance
• Reduction or cessation
of usual activities
• Continued use despite
awareness of drug’s
harmful effects
Dependence
• Psychological addiction is a
psychological need to use a drug,
particularly for relieving mental stress
and negative emotions.
• Physical addiction is the need for a
drug to alleviate physical pain. When
the drug is discontinued, there are
several withdrawal symptoms.