THE PSYCHOLOGY OF EMOTIONS
CONSCIOUSNESS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Which of the following is most accurate about a typical night’s sleep?
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The sleep cycle repeats itself every 60 minutes.
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During REM sleep the muscles are tense and brain waves reveal deep relaxation.
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As sleep progresses, Stage 3 and Stage 4 sleep diminish while REM sleep increases.
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Most of a nights sleep is spent in Stage 4 and REM.
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Everyone needs 8 hours of sleep per night.
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Explanation:
Detailed explanation-1: -Stages 3 and 4, Slow-Wave Sleep Sleep stages 3 and 4 are collectively referred to as slow-wave sleep (SWS), most of which occurs during the first third of the night.
Detailed explanation-2: -Stage 3 sleep is also known as N3 or deep sleep, and it is harder to wake someone up if they are in this phase. Muscle tone, pulse, and breathing rate decrease in N3 sleep as the body relaxes even further. The brain activity during this period has an identifiable pattern of what are known as delta waves.
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