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lys-0071 [83]
2 years ago
13

At 3 o'clock in the morning, John has already slept for 4 hours. As long as his sleep continues, we can expect an increasing occ

urrence of
a. muscle tension.
b. Stage 4 sleep.
c. hypnagogic sensations.
d. REM sleep.
e. dissociation.
Social Studies
1 answer:
natulia [17]2 years ago
7 0
That would be REM sleep. so D. 
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