neural and hormonal gpt Flashcards
1
Q
limbic system ( neural)
A
- group of brain structures that control emotions and motivation
papez 1937 and mcalean 1957 showed key parts of system
inc, amygdala, hippocampus
2
Q
amygdala
A
- helps evaluate situation, and decide how to response,
- if stimulates, animals become aggresive
- if removed, aggression disappears
kluver and bucy found that when a dominant monkey had its amygdala destroyed it lost its position in social group
3
Q
hippocampus
A
- helps form long term memories
- if animal remembers past attack, may act aggresily
- if hippocampus is damaged, brain struggles to recognise threats= may lead to innapropiate aggression
Boccardi = found that violent offenders often have impaired hippocampus’s
4
Q
serotonin
A
-chemical in brain, helps control emotions , keeps aggression in check by calming amygdala
- serotonin = low , aggression = high
mann = found that when men took drugs that reduced serotonin, aggression increased ( same effect wasn’t found In woman )
5
Q
hormonal. ( test)
A
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