Biolological Explanations Of Schizophrenia

12 Questions | Total Attempts: 51

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Schizophrenia Quizzes & Trivia

Checking understanding of biolological explanations of schizophrenia


Questions and Answers
  • 1. 
    Which neurotransmitter is thought to play a role in schizophrenia
    • A. 

      Serotonin

    • B. 

      Dopamine

    • C. 

      Phenothiazine

  • 2. 
    These drugs inhibit dopamine activity
    • A. 

      LSD hallucinogens

    • B. 

      Amphetamines

    • C. 

      Phenothiazines

  • 3. 
    These researchers discovered that amphetamines induce schizophrenia symptoms in rats:
    • A. 

      Weinberger et al (1987)

    • B. 

      Brown et al (1986)

    • C. 

      Randrup and Munkvad (1966)

  • 4. 
    What did Falkai et al (1988) discover when examining the brains of patients with schizophrenia after death?
    • A. 

      An increase in dopamine in the left amygdala

    • B. 

      A reduction in dopamine in the left amygdala

    • C. 

      Larger ventricles containing cerebrospinal fluid?

  • 5. 
    Who discovered increased dopamine receptor activity in the caudate nucleus putamen?
    • A. 

      Flaum et al (1995)

    • B. 

      Buchsbaum et al (1990)

    • C. 

      Owen et al (1978)

  • 6. 
    Wong et al were able to study live brains using which technology?
    • A. 

      MRI

    • B. 

      PET scans

    • C. 

      X rays

  • 7. 
    One of the most effective drugs in the treatment of schizophrenia is clozapine. This suggests dopamine cannot be the sole factor because
    • A. 

      It increases dopamine levels

    • B. 

      It acts on the serotonin system

    • C. 

      It reduces the size of brain ventricles

  • 8. 
    Dopamine is unlikely to be the sole factor in schizophrenia as it is implicated in other mental disorders such as
    • A. 

      Depression

    • B. 

      Obsessive Compulsive Disorder

    • C. 

      Mania

  • 9. 
    A criticism of the dopamine hypothesis is that it is 
    • A. 

      Expansionist

    • B. 

      Reductive

    • C. 

      Reductionist

  • 10. 
    Other factors which are ignored by biochemical explanations are:
    • A. 

      Stress and irrational thoughts

    • B. 

      Genetic factors

    • C. 

      Neurotransmitters

  • 11. 
    Neuroanatomical Explanations can be studied using Magnetic Resonance ________
  • 12. 
    ________ et al found decreased brain weight.