true
true

Video: Addiction: The Role of Dopamine and Self-Control

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.

After you've watched the video, click the link below to answer questions about what you've learned.

1. How do addicts’ brains react to drugs?




2. What did Nora Volkow’s research reveal about the role of dopamine and addiction?




3. How does addictive cocaine use damage the brain?




4. Frontal cortex damage from drugs results in:




5. Which of the following are major effects of marijuana use?