Which Device Would a Sleep Researcher Use to Monitor a Sleeping

question 195

Multiple Choice

Which device would a sleep researcher use to monitor a sleeping person's brain waves?

• A) electromyograph (EMG)
• B) electrocardiograph (EKG)
• C) electro-oculograph (EOG)
• D) electroencephalograph (EEG)
• E) functional magnetic resonance imaging (fMRI)

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