Biological Explanation: Dopamine Hypothesis ao3

Question 1

strengths

Answer 1

✅ Supporting research
→ Example: Curran et al. (2004) found dopamine-increasing drugs like amphetamines worsen symptoms.

✅ Successful drug treatments
→ Example: Antipsychotics like chlorpromazine reduce dopamine activity, alleviating symptoms

Question 2

limitations

Answer 2

❌ Incomplete explanation
→ Example: Doesn’t explain negative symptoms well (e.g. avolition, speech poverty).

❌ Cause or effect?
→ Example: Abnormal dopamine levels may be a result of schizophrenia, not a cause