Evidence that the Prefrontal Cortex Regulates Emotions & Behaviour

Question 1

What study did Raine et al. (1998) carry out?

Answer 1

A study to see if violence that came from emotion was different from violence that was planned.

Question 2

The study used…

Answer 2

… controls and PET scanning.

Question 3

What did Raine et al. find?

Answer 3

That offenders who had shown emotional impulsive violence differed in their prefrontal corex compared with those who had shown planned ‘predatory’ violence.

Question 4

What did they find in sub-cortical functioning?

Answer 4

There was lower left & right prefrontal functioning, and other differences, in the emotional impulsive offenders.

Question 5

Planned predatory offenders had?

Answer 5

Normal prefrontal functioning, as compared with the controls.
But they had high right sub-cortical functioning, so there were some differences with controls.
So there were some differences between them and controls.