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How is bipolar recording done?

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How is bipolar recording done?

(a) Omni channel EEG

(b) Multi channel EEG

(c) Uni Channel EEG

(d) Non Channel EEG

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The correct answer is (b) Multi channel EEG

Explanation: ‘bipolar’ recording is more popular wherein the voltage difference between two scalp electrodes is recorded. Such recordings are done with multi-channel electroencephalographs.

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