Multiple Choice
During sleep,when is brain activity highest and muscle activity least?
A) Brain activity and muscle activity are least during REM.
B) Brain activity and muscle activity are least during Stage 4 sleep.
C) Brain activity is greatest during REM and muscle activity is least during Stage 4 sleep.
D) Brain activity is greatest during Stage 4 sleep and muscle activity is least during REM.
Correct Answer:
Verified
Correct Answer:
Verified
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