1Lesion
Damage to the brain tissue
2EEG (electroencephalogram)
Records brainwaves using electrodes on the scalp
3MEG (magnetoencephalography)
Brain imaging that measures brain's magnetic fields
4CAT/CT (computerized axial tomography)
Uses a bunch of x-rays to make on 3D image of the brain
5PET (positron emission tomography)
Uses radioactive glucose to show areas of the brain working
6MRI (magnetic resonance imaging)
CAT can on drugs that uses magnetic field and radio waves to create detailed images
7fMRI (functional MRI)
Combo of PET and MRI
8Theta brain waves
Light sleep
9Delta brain waves
Deep sleep
10Alpha brain waves
Wakefullness and drowsiness
11Beta waves
Understanding and comprehension (awake and alert)