Examlex
Which of the following components of an operating system maintains the directory system?
Sleep Cycle
A sequence of physiological changes that the body goes through during sleep, typically lasting about 90 minutes and including stages of light sleep, deep sleep, and REM sleep.
Dreaming
The experience of imagined images, sounds, or other sensations during sleep, typically occurring in the REM stage.
REM Sleep
A phase of sleep characterized by rapid eye movements, vivid dreaming, and heightened brain activity, essential for emotional regulation and memory consolidation.
Moderate Exercises
Physical activities that are of moderate intensity, such as brisk walking or cycling, which improve cardiovascular health without excessive strain.
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