Chapter 1. Sleep

Infographic

Scientific American: Psychology
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Sleep

Looking in on a sleep study, you’ll see that the brain is actually very active during sleep, cycling through non-REM stages and ending in REM sleep approximately five times during the night. Transitions between stages are clearly visible as shifts in EEG patterns.

Graphs illustrating the human sleep cycle typically present an 8-hour time span, as shown below. But this doesn’t tell the whole story of sleep. The amount of time spent sleeping and the content of our sleep change across the life span. Currently, only two thirds of U.S. adults get the recommended minimum of 7 hours per night (Liu, Wheaton, et al., 2016).

An infographic titled, Sleep demonstrates the phenomenon of sleep through brainwaves and human sleep stages. You can read full description from the link below

SleepEnlarge figure Image description

Quiz

Quiz

Question 1.1

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Correct.
Incorrect.

Question 1.2

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Correct.
Incorrect.

Question 1.3

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Correct.
Incorrect.

Question 1.4

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Correct.
Incorrect.

Question 1.5

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Correct.
Incorrect.

Question 1.6

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Correct.
Incorrect.