Brain scanning techniques

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What do PET scans involve?
injecting a radioactive tracer into the participant
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what supports this?
Raine et al actually found a difference in murderers brain activity when he used a PET scan when he carried out his study in 1987
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what does CAT involve?
using multiple rays to produce cross sectional images of brain regions
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whats wrong with this technique?
using frequent exposure to radiation may present brain scanning as being un ethical
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what do PET scans investigate?
investigate brain activity when someone is doing a task
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what does this make brain scanning techniques to be?
lacking in ecological validity they are carried out in very artificial settings
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what do FMRI scans record?
brain activity and produces anatomical picture of the brain
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what does this make FMRI scans to be?
brain scans can be tested for reliability in findings of human behaviour
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what is the frontal lobe responsible for?
cognitive problems and abstract thinking
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what is the occipital lobe responsible for?
visual processing
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what is the temporal lobe responsible for?
auditory perception and temperature
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what is the parietal lobe responsible for?
processes sensations from the skin and muscles
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what is the limbic system responsible for?
involved in emotions, motivation, learning, memory, eating and sexual behaviour
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what is the hypothalamus responsible for?
regulates hunger, thirst, response to pain, anger
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what is the hippocampus responsible for?
transfer of information from STM to LTM temporary store for information immediately after following event
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the septal area
responsible for motivation and experience of pleasure
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what is the amygdala responsible for?
invlved in emotions there is left and right
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what does left amygdala control
positive and negative emotions
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what does right amygdala control
more negatives like fear and sadness
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Card 2

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what supports this?

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Raine et al actually found a difference in murderers brain activity when he used a PET scan when he carried out his study in 1987

Card 3

Front

what does CAT involve?

Back

Preview of the front of card 3

Card 4

Front

whats wrong with this technique?

Back

Preview of the front of card 4

Card 5

Front

what do PET scans investigate?

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