Biological Explanations Flashcards
The amygdala is involved in regulating…
An emotional response, impulsivity, fear conditioning
An underactive amygdala means…
A lack of fear conditioning, fail to learn consequences of poor behaviour
An overactive amygdala means…
An increase in violent and psychotic behaviour leading to an increase in criminal behaviour if one reacts aggressively when threatened
The pre-frontal cortex controls…
Impulsive and emotional behaviour, consequence of behaviour
Damage to the pre-frontal cortex (TBI) can lead to criminal behaviour because…
An individual may lose the ability to control impulsive behaviour and the loss of ability to evaluate consequences may lead to criminal behaviour as they can’t distinguish socially acceptable and any-social behaviour
Williams - out of 200 prisoners, what percentage had some type of TBI?
60%
In Raine’s study, the NGRI’s showed lower activity in left amygdala which means…
An inhibition of aggression
In Raine’s study, the NGRI’s showed higher activity in right amygdala which means…
Increased aggressive/sexual behaviour
Personality traits of extroverts are…
Outgoing, sociable and active, easily bored, want excitement
Introverts are…
Typically reserved, reflective and likely to prefer solitary to social activities
Extroverts have a lower level of arousal in ARAS (inhibitory) which means they need…
Higher levels of arousal leading to more risk taking behaviour
