PSY 2012 – Chapter 5 Quiz

The evolutionary/circadian theory of sleep says that sleep _____.
conserves energy and protects us from predators

REM sleep is also called _____ because the brain is aroused and active while the person remains nonresponsive and asleep.
paradoxical sleep

Which of the following is the CORRECT sequence of sleep stages?
hypnogogic → Stages 1-2-3-4-3-2 – REM

The _____ state occurs at the beginning of sleep when you may experience visual, auditory, and kinesthetic sensations.
hypnogogic

Darius is sleeping right through the sounds of fire engine and police car sirens right outside his window. It is MOST likely that Darius is _____.
in Stage 4 sleep

This is involved in the operation of circadian rhythms.
A) hypothalamus
B) pineal gland
C) suprachiasmic nucleus
D) all of these options
D) all of these options

Just before sleep, brain waves move from _____ waves, indicating normal wakefulness, to _____ waves associated with drowsy relaxation.
beta; alpha

A mental state other than an ordinary waking state, in which there are distinct changes in perception, emotion, memory, thinking, etc. is called alternate _____.
states of consciousness

As you read this text, you will likely do best if you _____.
employ controlled processing

Scientists study sleep in sleep labs using _____.
EEG recordings

Mental activities that require minimal attention are called _____ processes.
automatic

You are in a sleep lab and have just been hooked up to an EEG, an EMG (for muscle activity), and an EOG (for eye movements). This means the sleep researcher is interested in your _____.
brain waves, facial muscle movements, and eye movements

_____ is (are) BEST defined as our awareness of our environments and ourselves.
Consciousness

Which of the following is a circadian rhythm?
the sleep-wake cycle

Armand is daydreaming, Adele is dreaming while asleep. Which statement is TRUE?
A) Armand is semi-conscious, Adele is unconscious.
B) Armand is semi-conscious, Adele is in an alternate state of consciousness.
C) Both Armand and Adele are in alternate states of consciousness.
D) Armand is in an alternate state of consciousness, Adele is unconscious.
C) Both Armand and Adele are in alternate states of consciousness.

In mid-sentence, your friend suddenly slumps over on the couch and appears to have entered the REM-stage of sleep. Which of the following is the BEST explanation for your friend’s behavior?
A) Your friend suffers from epilepsy, and just had a seizure.
B) Your friend suffers from narcolepsy and should seek medical attention.
C) You are boring, and should take a class in social speaking skills.
D) Your friend did not get enough sleep last night, and should go to bed.
B) Your friend suffers from narcolepsy and should seek medical attention.

Consciousness _____.
exists on a continuum

Melatonin influences _____.
sleep

How many cycles of distinct sleep stages do we typically experience during a normal night’s sleep?
4-5

The idea that dreams are the by-product of random stimulation of brain cells, and that the brain attempts to combine this spontaneous activity into coherent patterns, is known as the _____ hypothesis of dreaming.
activation-synthesis

Sleepwalking is MOST likely to occur in _____.
NREM sleep

This is NOT a parasomnia.
sleep apnea

Which of the following persons is clearly experiencing chronic insomnia?
A) Kipp frequemtly cannot fall asleep the night before a final exam.
B) Kaula regularly sleeps around 7 hours per night.
C) Consuela persistently has difficulty falling or staying asleep.
D) George wakes up throughout the night because his neighbors make so much noise.
C) Consuela persistently has difficulty falling or staying asleep.

Irvings’s doctor prescribed Valium to help him cope with job-related anxiety. He found a less stressful job, and is anxiety-free. However, Irving keeps taking Valium because he likes its effects. He hasn’t had to increase the dosage, and he did not have withdrawal symptoms when he forgot to take his pills. It is MOST likely that Irving is _________________.
Psychologically dependent on Valium

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