Sleep: Fresh Take

  • Explain circadian rhythms and how they can be disrupted
  • Describe the brain structures and hormones involved in sleep
  • Describe theories about the function of sleep
  • Understand the difference between REM and non-REM sleep
  • Describe the stages of sleep
  • Compare and contrast theories about why we dream

Circadian Rhythms

Watch this video to learn about our bodies circadian rhythm:
You can view the transcript for “The Circadian Rhythm and Your Biological Clock in 3 Minutes” here (opens in new window).

Sleep and Dreams

Review the purpose and stages of sleep as well as the reasons why we dream in the following CrashCourse video:

 

You can view the transcript for “To Sleep, Perchance to Dream: Crash Course Psychology #9” here (opens in new window).