Mental Health Topic 2

Question 1

Genetic Explanation

Answer 1

Glatt concordance rate for MZ twins is 46-53% and for DZ twins is 15%

Question 2

Biochemical Explanation

Answer 2

Dopamine Hypothesis, produce excessive amounts
Revised Dopamine hypothesis, excessive amounts of D2 receptors

Question 3

Brain Abnormality

Answer 3

Enlarged ventricles
Reduced grey matter

Question 4

Gottesman

Answer 4

Incidence of developing schizophrenia by 52.
Neither: 0.86%
Both Parents: 27.3%

Question 5

Biological Treatment

Answer 5

Antipsychotic drugs, occupy postsynaptic receptor sites to block dopamine