Psychology- Chapter 6 part 2

a concept that requires a belief in something that cannot be seen or touched, but that, according to evidence, actually is present

brain waves characteristic of deep sleep

cycles that are under their own control and ignore the environment

a chronic sleep disorder characterized by overwhelming daytime drowsiness and sudden attacks of sleep

an increase in the number of dreams a person has after being deprived of REM sleep

frightening dream that occurs during REM sleep

thoughts or desires about which we have no direct knowledge

What is rapid eye movement sleep known as?

short bursts of brain activity that may represent the brain’s effort to keep us relaxed during Stage 2 sleep

brain waves characteristic of alertness, thought, and concentration (an engaged mind)