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Lesson 7.2: The Science behind Sleep | Check Your Understanding
_____ are naturally occurring physical, behavioral, and mental changes in the body that typically follow the 24-hour cycle of the sun.
True or false?
Neurons aren’t released in teenagers’ brains until later in the evening, making it difficult to fall asleep earlier and wake up earlier.
A. True
B. False
True or false?
Jet lag is the result of the natural circadian rhythm being disrupted.
A. True
B. False
During which stage of sleep are regions of the brain used in learning stimulated?
A. Stage 2
B. Stage 3
C. Stage 4
D. REM sleep
Describe the nature of dreams that occur during REM sleep.
Which body system is important for memory and learning?
A. nervous system
B. biological clock
C. suprachiasmatic nucleus (SCN)
D. immune system
Critical Thinking.
Hypothesize why the circadian rhythm follows the 24-hour cycle of the sun.
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