Which waveforms are present during wakefulness and during the onset of quiet sleep? 1. Alpha waves 2. Beta waves 3. Delta waves 4. Theta waves
a. 1 and 2 c. 3 and 4
b. 2 and 3 d. 1 and 4
ANS: A
Alpha and beta waves are present during wakefulness and during the onset of quiet sleep.
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