During the night ________
a. REM sleep periods become longer.
b. delta waves increase.
c. dreaming decreases in frequency.
d. NREM sleep periods involve a more and more active EEG.
Answer: a
Psychology
a. REM sleep periods become longer.
b. delta waves increase.
c. dreaming decreases in frequency.
d. NREM sleep periods involve a more and more active EEG.
Answer: a