Drugs and the Brain
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Questions and Answers

What is the effect of morphine on the brain's reward system?

  • It decreases the release of dopamine and norepinephrine
  • It reduces the activity of the CNS
  • It has no effect on the release of dopamine and norepinephrine
  • It increases the release of dopamine and norepinephrine (correct)
  • What is the primary effect of tranquilizers on the CNS?

  • It decreases the activity of the CNS, causing relaxation (correct)
  • It increases the activity of the CNS, causing excitement
  • It has no effect on the CNS
  • It stimulates the CNS, causing anxiety
  • What is the primary effect of methamphetamine on the brain?

  • It has no effect on dopamine release
  • It decreases the release of dopamine
  • It reduces the activity of the CNS, causing relaxation
  • It increases the release of dopamine, producing euphoria (correct)
  • What is the effect of cocaine on the brain's reward system?

    <p>It taps into the brain's reward system, causing euphoria</p> Signup and view all the answers

    What is the effect of hallucinogens on neuronal circuits in the brain?

    <p>They disrupt neuronal circuits, causing hallucinations and delusions</p> Signup and view all the answers

    What is the classification of alcohol according to the DSM-IV-TR?

    <p>Central nervous system depressant</p> Signup and view all the answers

    What is a characteristic of individuals who are dependent on others?

    <p>They are resentful to authority</p> Signup and view all the answers

    What is a common effect of stimulants on the central nervous system?

    <p>It stimulates or excites the nervous system</p> Signup and view all the answers

    What is a medicinal use of cannabis sativa?

    <p>Preventing nausea and vomiting in chemotherapy patients</p> Signup and view all the answers

    What is a common effect of hallucinogens on the user?

    <p>Distortion of perception of reality</p> Signup and view all the answers

    What is a common way of using cannabis?

    <p>Smoking it in cigarettes</p> Signup and view all the answers

    What type of substances are inhalants?

    <p>Diverse group of drugs inhaled for their effects</p> Signup and view all the answers

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