EEG Patterns o Alpha: low-amplitude, Slow. synchronous Alpha WrwhwMlMinua waves indicating an idling”br rain Beta Recorded from occipital, parietal and frontal regions Theta mn/ruM ● Person is awake, relaxed, with eyes close d ∧、w 50 uV Delta 8-13Hz sec 20~100uVEEG Patterns ⚫ Alpha: low-amplitude, slow, synchronous waves indicating an “idling” brain – Recorded from occipital, parietal and frontal regions. ⚫ Person is awake, relaxed, with eyes closed. – 8-13 Hz – 20 ~100 V