Delta (δ) wave activity in the electroencephalogram A. Is low in fre

1.	Delta (δ) wave activity in the electroencephalogram A. Is low in frequency and amplitude. B. Suggests that the patient is alert and concentrating. C. When unilateral suggests a brain abnormality. D. Is a feature of petitmal epilepsy. E. Is more common in children than in adults while they are awake.
Answer» A. False Delta waves have slow frequency and large amplitude. B. False It is associated with deep sleep. C. True Delta waves may indicate brain damage as well as deep sleep. D. False This produces a characteristic spike and wave pattern in the EEG. E. True Delta wave activity is seen occasionally in the EEGs of normal awake children.

Delta (δ) wave activity in the electroencephalogram A. Is low in frequency and amplitude. B. Suggests that the patient is alert and concentrating. C. When unilateral suggests a brain abnormality. D. Is a feature of petitmal epilepsy. E. Is more common in children than in adults while they are awake.

Answer»

A. False Delta waves have slow frequency and large amplitude.

B. False It is associated with deep sleep.

C. True Delta waves may indicate brain damage as well as deep sleep.

D. False This produces a characteristic spike and wave pattern in the EEG.

E. True Delta wave activity is seen occasionally in the EEGs of normal awake children.

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