EEG board prep| 150 Questions| With Complete Solutions

Mu Rhythm correct answer: -c3/c4 region -7-11Hz -does not block with eye opening -easy to see with eyes open -blocks unilaterally with contralateral hand -asymmetrical and asynchronous -NORMAL Beta correct answer: -14 HZ -detected during wakefulness, enhanced during drowsiness, and decreased in deeper sleep -seen on barbiturates and benzodiazepines Lambda waves correct answer: -NORMAL, awake -sharp waves occurring in occipital region (o1/o2) during wakefulness -visually scanning a picture in a lit room -physiological, eyes OPEN -saccadic eye movement -4-6hz Small sharp spikes / BETS correct answer: -occurs in stage 1/stage 2 -peaks at 30-60 years -temporal region -occurs sporadically and short duration -NORMAL benign variant Wicket Spikes correct answer: -Single spike or 6-11 hz Mu like shape seen in drowsiness and light sleep. -mid temporal region -seen in adults over 30 -NORMAL benign variant