| A | B |
| insomnia | inability to fall or stay asleep, can have detrimental health and mental healtheffects. |
| narcolepsy | sudden uncontrollable sleep attacks (where you just fall asleep suddenly) |
| sleep apnea | People with sleep apnea randomly stop breathing while they are asleep and are frequently awakened throughout the night. |
| night terrors | dream experienced by children; (triggered by fevers, lack of sleep, or stress) |
| dreams | difficult to research because based on self-report; theories and meanings are hard to validate |
| Freudian dream interpretation | theorized dreams could tell us about our inner thoughts and desires |
| manifest content | the actual remembered storyline of a dream |
| latent content | the underlying meaning of the dream interpreted by psychoanalyst |
| activation- synthesis dream theory | Proproses dreams are nothing more than the brain's (meaningless) interpretation of what is happening physiologically during REM sleep |
| information- processing dream theory | brain dealing with daily stress and info during REM dreams; REM sleep may integrate info processed during the day into our memories |