ABRET Normal Variants, Normal/Abnormal Adult EEG || Questions with correct answers.

What environmental factors enhance lambda? a. low illumination visual scene b. noxious stimuli c. loud sounds d. scanning high complexity visual scene correct answers scanning high complexity visual scene What is the electrical abnormality associated with breach rhythm? a. a focal high voltage electrical generator in the cortex b. a focal low impedance swelling of the scalp c. a focal high impedance pathway through the skull d. a focal low impedance pathway through the skull correct answers a focal low impedance pathway through the skull Bancauds phenomenon, alpha squeak, and paradoxal alpha all have to do with: a. a reaction of the background b. an abnormality of the background c. nonresponsiveness of the alpha rhythm d. drowsy effect on the alpha rhythm correct answers a reaction of the background What normal activity would be seen most prominently at the C3 or C4 electrode position? a. alpha b. mu c. POSTS d. FIRDA correct answers mu Rare 6-11 Hz negative sharp arciform waves, most commonly seen in adults over 30 years in the mid-temporal regions a. RMTD b. mu c. wickets d. midline theta rhythm correct answers wickets Which pattern is most likely to be seen during prolonged recordings of a normal awake 30 year old? a. OIRDA b. lambda c. SREDA d. FIRDA correct answers lambda