Schizophrenia: The Dopamine Hypothesis
- Created by: Bham369
- Created on: 06-12-17 10:18
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- The Dopamine Hypthesis
- Usefulness
- Drugs can be used
- They can have unwanted side effects
- Drugs can be used
- Scientific
- Brain Scans can be used
- Drug Trials can be done
- unwanted/unexpected side effects
- Empirical Trials
- Reductionist
- Ignores the nurture side of the debate
- Studies
- Griffeth et al
- Gave a group of non-schizophrenic a drug to raise dopamine levels (L-Dopa)
- The participants became paranoid, cold, detached and unemotional
- Same symptoms of sz patients
- Links high dopamine levels to the development of sz
- Same symptoms of sz patients
- The participants became paranoid, cold, detached and unemotional
- Gave a group of non-schizophrenic a drug to raise dopamine levels (L-Dopa)
- Cole et al
- Gave anti-psychotics to sz patients
- The drug was designed to block D2 (dopamine 2) receptors in the brain
- 75% of the patients condition improved
- Shows that too much activity in the D2 receptor can lead to the development of sz
- Not 100% so something else must be involved in the development of sz
- 75% of the patients condition improved
- The drug was designed to block D2 (dopamine 2) receptors in the brain
- Gave anti-psychotics to sz patients
- Griffeth et al
- Usefulness
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