A neuroimaging study investigated the structural connectivity between the amygdala and the prefrontal cortex (PFC) in individuals with a history of reactive aggression. Diffusion tensor imaging (DTI) scans showed a 30% reduction in white matter tract integrity (fractional anisotropy) between the left amygdala and the orbitofrontal cortex in highly aggressive individuals compared to age-matched controls. This structural deficit was associated with a failure of the prefrontal cortex to down-regulate amygdala activity during anger-induction tasks.
Explain one practical application of the findings from this study.
Practise Edexcel A Level Psychology Content with exam-style questions for A Level Psychology. 1,059 questions covering Diagnosis of mental disorders (4 Ds), Classification systems (DSM and ICD), Schizophrenia and one other disorder, Treatments for the two disorders, Individual differences, and Developmental psychology, matched to the Edexcel A Level Psychology (9PS0) specification and written in Paper 1, Paper 2 and Paper 3 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.
