What is REM sleep?

Ap Psych Unit 1 Part 1

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Science
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12th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
REM stands for Rapid Eye Movement, a sleep stage characterized by fast and jerky movements of the eyes, increased brain activity, and vivid dreaming.
2.
FLASHCARD QUESTION
Front
What is the significance of REM rebound?
Back
REM rebound is the phenomenon where the body increases the amount of REM sleep following a period of REM deprivation, indicating that REM sleep serves a necessary biological function.
3.
FLASHCARD QUESTION
Front
What hormone is produced by the pineal gland in response to light striking the retina?
Back
Melatonin is produced by the pineal gland when light signals the suprachiasmatic nucleus, regulating sleep-wake cycles.
4.
FLASHCARD QUESTION
Front
How long does the human sleep cycle typically last?
Back
The human sleep cycle repeats itself approximately every 90 minutes.
5.
FLASHCARD QUESTION
Front
What are the stages of sleep?
Back
The stages of sleep include NREM (Non-Rapid Eye Movement) stages 1, 2, and 3, followed by REM sleep.
6.
FLASHCARD QUESTION
Front
What occurs during NREM stage 1?
Back
NREM stage 1 is the lightest stage of sleep, where a person can be easily awakened and may experience drifting thoughts.
7.
FLASHCARD QUESTION
Front
What is the primary function of sleep?
Back
Sleep serves several functions, including physical restoration, memory consolidation, and emotional regulation.
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