Psych 100 Exam 2 (PSU Crosby)Correct Questions and Answers!

circadian rhythm - ANSWER a cycle of bodily rhythm that occurs over a 24-hour period Dreams - ANSWER Provide access to the unconscious. Include manifest and latent content Insomnia - ANSWER Inability to fall asleep, stay asleep, or get good quality sleep Narcolepsy - ANSWER person falls immediately into REM sleep during the day without warning Nightmares - ANSWER Bad dreams arousing feelings of horror, helplessness, extreme sorrow, etc. (occurs during REM sleep) REM sleep - ANSWER Eyes move under eyelids, increase in body functions, 90% of dreaming, REM paralysis Creative thinking/problem solving - ANSWER Sleep helps create solutions to problems Stage 1 nonrem - ANSWER Light sleep, hypnic jerk, hypnagogic images Step 2 nonrem - ANSWER Temperature, breathing, and heart rate decrease, sleep spindles Stage 3 nonrem - ANSWER Growth hormones released, hard to wake up absolute threshold - ANSWER Lowest level of energy that a person can reliably detect (50% is reliable)