Unit 4 - Option C - Neurobiology(Part1)SCANS Flashcards
1
Q
name the 5 scans
A
EEG
CT
MRI
fMRI
PET
2
Q
what does electroencephalography (EEG) involve
A
the placing of electrodes on the scalp
records changes of electrical activity in brain over time
3
Q
what does computerised tomography (CT) involve
A
combines xray and computers = high resolution cross sectional images
4
Q
what does magnetic resonance imaging (MRI) involve
A
a magnetic field, radio frequency pulses and a computer = 3D images
5
Q
what does functional magnetic resonance imaging (fMRI) involve
A
fMRI examines tissue in real time
MRI only exams anatomy
6
Q
what does positron emission tomography (PET) involve
A
a neuroimaging technique which involves the injection of a small amount of radioactive isotope (short half-life)
