Which one is used to examine brain disease?

Correct answer: EEG. An EEG (electroencephalogram) records the brain’s electrical activity.

Background: Electrodes are placed on the scalp.

• ECG: An ECG records the heart’s electrical activity.
• Lithotripsy: Lithotripsy breaks kidney stones.
• None of these: “None of these” is incorrect because EEG is correct.

Did you know? EEG is used to diagnose epilepsy.

Memory trick: E for Encephalon (brain).