Psychology Aggression: Neural & Hormonal explanations

Nerual & Hormonal explanations for aggressions (including: A01: Assumption of theory, Davidson, Flynn. A02: Evaluation of the theory. A03 Research that supports the theory and evaluation of research (Potegal)

HideShow resource information

Pages in this set

Page 1

Preview of page 1


Neural and Hormonal Explanations for
aggression
A01 ­ Describing theory (9 marks)
Assumption = That aggression is the result of
biological causes. Specifically, people may have an
imbalance of hormones/neurotransmitters or
abnormal brain structure which can lead to
aggressive behaviour.

Neural Explanations:
> Role of prefrontal cortex = this controls…

Page 2

Preview of page 2
Studies of domestic pets have shown that tame animals have
higher levels of serotonin.
Lenard (2008) ­ Showed free range monkeys with higher
levels of serotonin more likely to be killed / harmed at a young
age.
Taking tryptophan (a serotonergic drug which increases
serotonin levels) can reduce aggression in…

Page 3

Preview of page 3
> Hormones/Neural Activity (Brain Size/Structure) is easy to measure.
>Aggression is difficult to measure.
Is it scientific? >So, varies in objectivity ­ it is fairly scientific, although still not completely objective. LINK: so,
hormonal/neural theories more valid than some other explanations (e.g. social psychological) as they are more
scientifically testable.…

Comments

sara

thank you so much 

sara

thank you so much 

Similar Psychology resources:

See all Psychology resources »See all resources »