Took them off their meds 2 weeks prior, injected with radio active glucose tracer
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What is the aim of the study?
To use PET scans to see the brains of murderers were different to the brains of non - murderers
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What do the colours mean on the scans?
Red = activity, green = present, blue = not there
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Results
murderers showed lower levels of activity in the pre frontal cortex, the corpus callous and parts of the limbic system (all these areas are concerned with self - control, fear and guilt). NGRI's are also less active in the left side than the right.
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Conclusions
Different levels of activity in the corpus callosum can affect a persons emotional expression and inability to grasp long - term implications of a situation.
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