Question

How many electrodes are present in 10/20 electrode placement system of eeg machine?

Answer 1

Explanation:

10-20 System of Electrode Placement. The 10-20 System of Electrode Placement is a method used to describe the location of scalp electrodes. These scalp electrodes are used to record the electroencephalogram (EEG) using a machine called an electroencephalograph. The EEG is a record of brain activity.