Marcus is often involved in physical altercations. His friends notice that his aggressive outbursts are highly impulsive and sudden, especially when he feels threatened or insulted. A biological psychologist suggests that Marcus's behavior could be explained by examining his brain biochemistry and hormone levels, specifically pointing to his limbic system activity, serotonin levels, and the relationship between his testosterone and cortisol.
Discuss neural and hormonal mechanisms in aggression. Refer to Marcus's behavior in your answer.
Practise AQA A Level Psychology Aggression with exam-style questions for A Level Psychology. 71 questions covering Neural, hormonal and genetic factors in aggression, Ethological and evolutionary explanations of aggression, Social psychological explanations of aggression, Institutional aggression in prisons, and Media influences on aggression, matched to the AQA A Level Psychology (7182) 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.