myers10 - Myers PSYCHOLOGY Module 10 Drugs and...

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Myers PSYCHOLOGY Module 10 Drugs and Consciousness
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Drugs and Consciousness Psychoactive Drug a chemical substance that alters perceptions and mood Physical Dependence physiological need for a drug marked by unpleasant withdrawal symptoms Psychological Dependence a psychological need to use a drug for example, to relieve negative emotions
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Dependence and Addiction Tolerance diminishing effect with regular use Includes neuroadaptation (the brain’s attempt to counter-act the drug use Withdrawal discomfort and distress that follow discontinued use Small Large Drug dose Little effect Big effect Drug effect Response to first exposure After repeated exposure, more drug is needed to produce same effect
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Addiction Myths Myth: Addictive drugs quickly corrupt Fact: About 10% of people who take psychoactive drugs become addicted. Must people who use drugs for medical purposes do not become addicted. Myth : Addictions can’t be overcome voluntarily. Therapy is a must. Fact : Although therapy is helpful for some people, many people recover on their own. Myth : Addiction includes many repetitive, pleasure- seeking activities such as shopping and exercise. Fact : Although some repetitive behaviors can become compulsive and dysfunctional, addiction should not be used as an all-purpose excuse.
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Psychoactive Drugs Depressants drugs that reduce neural activity and slow body functions alcohol, barbiturates, opiates slow body functions
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myers10 - Myers PSYCHOLOGY Module 10 Drugs and...

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