periodic, natural, reversible loss of consciousness
What is sleep?
100
This is a "depressant", it slows brain activity and disinhibits. It also impairs memory and when abused can cause shrinkage of the brain.
What is alcohol?
100
A social interaction in which one person suggests to another that certain perceptions, feelings, thoughts or behaviors will spontaneously occur
What is hypnosis?
100
The effects of this can include physical damage, alters metabolic and hormonal functioning and is conducive to obesity, hypertension and memory impairment.
What is sleep deprivation?
200
This is the focusing of conscious awareness on a particular stimulus, such as the cocktail party effect
What is selective attention?
200
The relatively slow brain waves of a relaxed, awake state
What are alpha waves?
200
This category of drugs excites neural activity and speed up body functions
What are stimulants?
200
The inability to recall what one experienced during hypnosis; induced by the hypnotist's suggestion
What is posthypnotic amnesia?
200
This drug found in many common beverages and foods is a stimulant which makes the user feel alert and fend off sleep.
What is caffeine?
300
The biological clock; regular bodily rythms
What are circadian rhythms?
300
Rapid Eye Movement, a recurring sleep stage during which vivid dreams commonly occur. Also known as paradoxical sleep
What is REM?
300
These depress neural activity, temporarily lessening pain and anxiety. They are made from opium and its derivatives
What are opiates?
300
This is a suggestion, made during a hypnosis session, to be carried out after the subject is no longer hypnotized.
What is posthypnotic suggestion?
300
This is a disorder that involves recurring problems in falling or staying asleep.
What is insomnia?
400
He lived in a cave in Texas in 1972 to see the effects on the body's natural cycle
Who is Michele Siffre?
400
This stage has over 50% of delta waves and is considered deep sleep
What is Stage four?
400
This reaches the brain in 7 seconds, even faster than intravenous heroin.
What is nicotine?
400
This is a split in consciousness, which allows some thoughts and behaviors to occur simultaneously with others
What is dissociation?
400
This is a sleep disorder characterized by uncontrollable sleep attacks. The sufferer may lapse directly into REM sleep.
What is narcolepsy?
500
This is a neural center in the hypothalamus activated by light hitting the retina; it alters the production of biologically active substances, such as melatonin production of the pineal gland
What is the suprachiasmatic nucleus?
500
These appear in stage 2 of the sleep cycle; they are bursts of rapid, rhythmic brainwave activity
What are sleep spindles?
500
THC is the major active ingredient in this drug, it can trigger mild hallucinations.
What is marijuana?
500
He researched suggestibility and the dissociated consciousness.
Who is Ernest Hilgard?
500
This sleep disorder is characterized by temporary cessations of breathing during sleep and consequent momentary reawakenings.