PSYC1023 Lecture Notes - Lecture 15: Haloperidol, Systematic Desensitization, Spontaneous Remission
Document Summary
The film, harry, used reinforcement and punishment to change self- injurious behaviours. The watch and glasses were harry"s socially acceptable restraints. The second a phase is scientifically needed but ethically controversial. Operant therapies have changed many abnormal behaviours. Observational learning: used in social skills training. A therapist first models appropriate behaviour for someone with a social problem like extreme shyness. The patient practises (behavioural rehearsal) and a therapist provides feedback and constructive criticism. Biomedical therapies are physiological treatments that reduce the symptoms of psychological disorders. In ect (electroconvulsive therapy), electric shock to the temporal lobes produces cortical seizure. Ect treats only severe depression but has relapse rates of 50% and can cause memory loss. It is used as a last resort because it alters neurotransmitters. Antianxiety drugs like valium relieve tension and nervousness, they can be combined with relaxation training. Antipsychotic drugs like haldol treat schizophrenia by blocking dopamine.
