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Introduction
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Chapter 1. Addiction: The Role of Dopamine and Self-Control

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Addiction: The Role of Dopamine and Self-Control

Author: Richard O. Straub

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This 60 Minutes video clip profiles the research of Dr. Nora Volkow, the head of the National Institute on Drug Abuse. Her research findings have revolutionized how science and medicine view addiction: as a disease, rather than a personality disorder. Drugs create long-lasting physical changes in the brain, including a decrease in the number of dopamine receptors.

1.

1. Dr. Nora Volkow of the National Institute on Drug Abuse views addiction as:

2. One of the main chemicals that regulate the pleasure centers of the brain is:

3. Images of drugs to an addict function as:

4. Cocaine can damage the brain by triggering:

5. Chronic use of cocaine and other drugs can cause:

6. Some drugs damage the ______________, an area of the brain important in enabling people to exert free will.

7. Marijuana specifically affects areas of the brain involved in:

8. Researchers at the National Institute on Drug Abuse have observed a dramatic increase among Americans recently in the use of:

9. Vicodin, Oxycontin, and other such painkillers, are classified as:

10. Daily aerobic exercise, such as running, is pleasurable because it triggers a
healthy release of:

11. Addiction researchers are working to develop vaccines that:

Correct.
Incorrect.

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