biological explanation

Question 1

strength: scientific methods

Answer 1

theory based on objective and empirical techniques, gene mapping and FMRI scans to identify genes (PCM1) and brain abnormalities (Enlarged Ventricles), inc. Internal validity and raises scientific status

Question 2

weakness: biological determinism

Answer 2

individual controlled by internal factors (high dopamine activity) inevitably causes hallucinations, neglects role of free will, feel as tho no control over behaviour (unethical as families feel responsible for passing on gene) limits explanation

Question 3

strength: practical apps

Answer 3

schizophrenia caused by imbalance in dopamine has led to the treatment of drug therapy, typical and atypical, balance levels of dopamine, reduce symptoms of schizophrenia, important part of applied psych, increases credibility

Question 4

weakness: alternative treatment

Answer 4

family dysfunction, sz due to faulty communication patterns within family (SZ mother cold controlling rejecting) family climate of tension and secrecy, distrust develops into paranoid delusions, rather than dopamine levels/genes, not sole explanation