Rapid eye movement (REM) is called paradoxical sleep because
A) people are more likely to awaken spontaneously during REM sleep when arousal threshold is highest.
B) people are less likely to awaken spontaneously during REM sleep when arousal threshold is lowest.
C) electroencephalogram activity reverts toward that observed in an awake, alert person.
D) electroencephalogram activity is quite different from slow -wave sleep.
E) electroencephalogram activity can change quite extensively during REM sleep.

Question

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The Answer of Rapid eye movement (REM) is called paradoxical sleep because
A) people are more likely to awaken spontaneously during REM sleep when arousal threshold is highest.
B) people are less likely to awaken spontaneously during REM sleep when arousal threshold is lowest.
C) electroencephalogram activity reverts toward that observed in an awake, alert person.
D) electroencephalogram activity is quite different from slow -wave sleep.
E) electroencephalogram activity can change quite extensively during REM sleep.

Rapid Eye Movement (REM) Is Called Paradoxical Sleep Because