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Lecture 4
Electroencephalogram (EEG)
Detect electrical activity of neurons in particular regions of the brain f brain
check what parts of the brain is active
asses funciton
PET Scant- position emission tomography
records biochemical changes in brain as they are happening in different locations
image of the brain & functions
CAT scan- computerized axial tomography
Xray beams sent through head
picture brain tissues
can’t asses function
MRI
Uses magnetic fields to measure activity of various brain areas
can’t asses function
fMRI
functional magnetic resonance imaging
uses MRI to measure relative activity of various brain areas dragon tasks
Asses function