Electroencephalography (EEG) Has Been Used to Characterize Different Patterns of Sleep

question 23

Multiple Choice

Electroencephalography (EEG) has been used to characterize different patterns of sleep. Stage 1 and 2 of sleep is characterized by high frequency activity. What causes the EEG signal?

• A) Cortical and thalamocortical neurons fire synchronously.
• B) Cortical and thalamocortical neurons fire independently.
• C) Cortical and thalamocortical neurons fire at high frequencies.
• D) Cortical and thalamocortical neurons fire in bursts of activity.

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