Biological Flashcards
What does a low active prefrontal cortex cause?
Aggression to continue
Role of the limbic system
Self preservation (fight or flight response)
Role of hypothalamus
Regulate our response to pain and aggression
What happens when the amygdala of an animal is removed
It becomes passive and unresponsive to fear
Aim of Raine et al Classic study
To show that brains of murderers pleading NGRI were different to non murderers
Result of Raine et als classic study
Murderers pleading NGRI had a less active prefrontal cortex
What can happen if you damage your prefrontal cortex
Unable to control aggression
Supporting evidence that hormones play a role in aggressive behaviour
Dabbs et al
Measured testosterone levels in saliva of male prisoners of violent and non violent crimes
Results showed high levels of testosterone link to aggression
3 parts of Freuds Theory of personality
ID
EGO
SUPEREGO
2 parts of Freuds theory or aggression
Eros and Thantos
Example of an adoption study
Heston
Aim of Hestons adoption study
To see if schizophrenia has a genetic predisposition
Sample size of Hestons study
47 adults in experimental group and 47 in control grouo
Results if Hestons adoption study
10% of adopted adults with schizophrenic mothers were diagnosed with schizophrenia
None of the control group developed schizophrenia
Sample size of Bredgens contemporary study
234 twin pairs