Sleep Cycle, Dreams, & Sleep Disorders [AP Psychology Unit 2 Topic 9]
Mr. Sinn・2 minutes read
The text discusses the importance of sleep for memory, growth, energy, brain repair, and immune system, with theories on why we sleep. It also covers the different sleep stages, including REM sleep characterized by rapid eye movement and dreams.
Insights
- Light exposure before bedtime can disrupt the circadian rhythm, impacting melatonin production by the pineal gland, which plays a crucial role in regulating sleep-wake cycles.
- Sleep serves various essential functions such as memory consolidation, growth, energy conservation, brain tissue repair, and strengthening the immune system, highlighting its significance beyond mere rest.
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Recent questions
What regulates sleep and wake cycles?
Circadian rhythm
Why is sleep important for the body?
Memory consolidation, growth, repair, and immunity
What are the theories on why we sleep?
Restoration, adaptive, information processing
What are the different stages of sleep?
Non-REM stages 1-3, REM
How does light exposure affect sleep?
Disrupts circadian clock, impacts melatonin production
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