Identify the letter of the choice that best completes the statement or answers the question.
The chief characteristic of hypnosis is
The most frequently used psychoactive drug in the United States is
Which of the following sleep phenomena could be detected without the aid of an EEG machine?
Dissociation or a split in awareness is an experience commonly associated with
Which of the following best describes the stability of sleep cycles?
A loud noise awakens you; you emerge from sleep confused and do not remember the noise. You were in which stage of sleep?
Which of the following is a goal of the therapeutic use of sensory deprivation?
Hypnotized subjects who were told to plunge one hand into a painful bath of ice water, and were told to feel no pain,
Beta waves are characteristic in the EEG of a person who is
Physical cravings for a drug and unpleasant reactions when the drug is withheld are signs of
Drug abuse associated with which of the following drugs is correlated with breast cysts, birth defects, miscarriage, and contributes to bladder cancer, heart problems, and high blood pressure?
Which of the following drugs is physically addictive?
The reduction in the body's response to a drug which may accompany drug use is called
A sudden, irresistible urge to sleep, which lasts a few minutes to half an hour during the daytime, is called
A particularly dangerous (often fatal) combination of drugs is
The surest way to alter human consciousness is
Freud believed that, in order to protect sleep and prevent the arousal of conscience, the content of our dreams is
A sleep disturbance in which one awakens several times during the night and has difficulty returning to sleep is
When a person stops taking cocaine, all of the following occur EXCEPT
Which of the following is most likely to occur as a consequence of hypnosis?
Smoked forms of cocaine are commonly called
Confusion, disorientation, delusions, and hallucinations are characteristic of
Someone who is hungry may show
During hypnosis, EEG (brain-wave) recordings
Nicotine is classified as a
The safest sleep position for most infants in order to prevent SIDS is
The most common reactions to sleep loss up to 48 hours
In a newborn infant, one could expect total sleep time each day to approach
Our sleep rhythms are tied to a 24-hour day because
Drugs with names like Xanax, Halcion, and Valium are
Substances capable of altering human consciousness are classified as
The ordering and duration of daily sleep and waking periods are known as
The major cause of temporary insomnia is
Research suggests that the two most basic states of sleep are
When a person is shut off from the world such that he or she cannot even tell what time it is by light or dark, their sleep-waking cycle
The rhythms of sleep and waking
Which of the following is a major way in which altered states of consciousness are produced?
The average ratio of time awake to time asleep is
Night terrors most often occur during
According to Freud, dreams are very often a means of
Lindsay is having trouble going to sleep. Which food would be recommended for her to eat if she wanted to increase her intake of tryptophan?
Excessive daytime sleepiness is a condition called
Immediately before sleep the EEG shifts to patterns of larger and slower waves called __________ waves.
Perhaps the best known hallucinogen is
Which of the following is a primary characteristic of dream sleep?
Which stage of sleep typically has spindles?
NREM sleep occurs mainly in
That there is a need for REM sleep is suggested by
Hypnosis is particularly useful
Recent evidence suggests that THC, the active ingredient in marijuana,
Short-term drug use based largely on curiosity is called
A sleep disturbance characterized by snoring, short silences, and gasps is called
Hypnosis currently has its greatest value as a(n)
Some physicians believe that SIDS, or crib death, may be caused by
__________ is an amino acid that can help people sleep and can be found in a glass of __________.
Which of the following is a correct match?
Which of the following is classified as a stimulant?
Which of the following could you learn to do in your sleep?
Treatment for alcoholism generally begins with
If you suffered sleep deprivation, what type of effect would occur first?
A very stressful day is likely to increase the amount of
Which of the following occurs during dream sleep?
Extensive study of dreams indicates that
In Stage __________, a new brain wave begins to appear. __________ waves are very large and slow and signal deeper sleep and a further loss of consciousness.
Cocaine achieves its effect through the chemical messengers
Many of the chemicals released by a burning cigarette are
As the muscles in your body relax during Stage 1 sleep, the reflex muscle contraction that may happen is called
Which waves are characteristic of stage 1 or light sleep?
Alcohol is classified as a
A person experiences blind panic, screaming, and thrashing around during the terror. This episode is called
REM sleep makes up about __________ percent of total sleep.
Which of the following statements concerning marijuana is TRUE?
To be conscious means to be __________ .
At the center of the activation-synthesis hypothesis of dreaming is the need to
The drug in America that causes the most damage is
EEG records indicate that during sleep the brain
A person who has trouble getting to sleep is said to suffer from