Sleep Phases Quiz

A person is awoken when someone lightly nudges them, what sleep phase were they most likely in?

During which phase of sleep do the most vivid and weird dreams occur?

What kind of stimuli would you expect to wake someone in the first stage of sleep?

What does "REM" stand for?

What kind of behavior would usually NOT be seen during REM sleep

As the sleep phases progress, is a person harder or easier to wake up?

Which phase is the longest?

Which stage is the shortest?

Do dreams only occur during REM sleep?

Does a person with a healthy sleep schedule go through the phases only one time a night?