Question : EEG records the activity of:
Option 1: heart
Option 2: lungs
Option 3: brain
Option 4: muscles
Correct Answer: brain
Solution : The correct option is the brain .
EEG (Electroencephalography) measures voltage fluctuations caused by the collective firing of neurons to record the electrical activity of the brain. These electrical changes are detected and recorded as waveforms by EEG electrodes implanted on the scalp.
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