Eeg And Sleep Physiology Ppt

Beyond Visual Scoring – Quantitative EEG Content:

| Rhythm | Frequency | State | | :--- | :--- | :--- | | Beta | 13-30 Hz | Awake, alert, anxious | | Alpha | 8-13 Hz | Awake, relaxed, eyes closed | | Theta | 4-8 Hz | Light sleep (N1), drowsiness | | Delta | 0.5-4 Hz | Deep sleep (N3), regeneration | eeg and sleep physiology ppt

Alpha waves disappear and give way to low-voltage, mixed-frequency Theta waves . Beyond Visual Scoring – Quantitative EEG Content: |