REM sleep occupies how much of an adult's sleeping time?
20%
Which theory states that dreams represent unconscious motivations, fears, desires, etc.?
Unconscious wish fulfillment theory
What type of drug is nicotine?
Stimulant
What is the trancelike state of heightened susceptibility to suggestion?
Hypnosis
What is a circadian rhythm?
Biological processes that occur regularly on a 24 hour cycle
What are the bursts of activity during stage 2 sleep called?
Sleep Spindles
What is the activation-synthesis theory?
The theory that the brain produces random electrical energy during REM sleep that stimulates memories stored in the brain
Alcohol is what type of drug?
A depressant
What is meditation?
A learned technique for refocusing attention that brings about an altered state of consciousness
Randy Gardner held a world record for what?
staying awake
Which stage of sleep are people the least responsive to outside stimulation?
Stage 3 sleep
What are fantasies people construct while awake?
Daydreams
What do narcotics do?
Increase relaxation and relieve pain and anxiety
What is a repetition of a sound, word, or syllable used in meditation?
Mantra
This type of drug can cause hallucinations
Hallucinogens
Sleep deprivation
This theory suggests that dreams permit information that is critical for our daily survival to be reconsidered and reprocessed during sleep
dreams-for-survival theory
What type of drug influences a person's emotions, perceptions, and behavior?
Psychoactive drugs
Meditation can increase activity in which part of the brain
The frontal lobe
This is uncontrollable sleeping that occurs for short periods while a person is awake
Narcolepsy
This theory of why we sleep states that sleep prevents us from deteriorating
Sleep as restoration
manifest content is what?
Actual content we remember and report about a dream.
What are addictive drugs?
Drugs that result in biological and/or psychological dependence
What is posthypnotic suggestion?
Suggestions are carried out after hypnosis is over -- not very powerful
As sleep becomes deeper, brain waves take on what pattern?
Slower wave pattern