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Multiple Choice
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1

When you can perform two tasks that require attention at the same time, you are
A)daydreaming.
B)dividing your attention.
C)using directed attention.
D)in a state of altered consciousness.
2

In the hypnagogic state, brief seizure-like states of the brain may cause
A)myoclonia.
B)autonomic storms.
C)rapid eye movements.
D)muscle paralysis.
3

There are __________ stages of non-REM sleep
A)two
B)three
C)four
D)five
4

Early in the night, you can expect to spend more time in _____________ sleep.
A)stage one
B)stage two
C)stage four
D)REM
5

In a typical sleep cycle, the closer you get to morning and waking, the more likely you will be alternating between _____________ and REM sleep.
A)stage two
B)stage three
C)stage four
D)the hypnagogic state
6

If blood flow to the brain is increasing and voluntary control of large muscles groups is virtually non-existent, what stage of sleep are you in?
A)stage two
B)stage three
C)stage four
D)REM
7

How are non-REM dreams different from REM dreams?
A)They are longer.
B)They are more visual.
C)They are more emotional.
D)They are brief and fragmented.
8

You tell your friend that in your dream last night, your mother kept trying to reach you by phone. Your friend replies, "I tried to call you three times last night. Didn't you hear the phone?" Hearing the phone ringing in your dream is an example of
A)stimulus incorporation.
B)day residue.
C)manifest content.
D)latent content.
9

In which disorder does an individual experience repeated episodes where breathing stops for twenty seconds or more?
A)narcolepsy
B)sleep apnea
C)hypersomnia
D)insomnia
10

Which part of the brain has been implicated as playing a major role in the regulation of circadian rhythms?
A)the medulla
B)the thalamus
C)the hypothalamus
D)the frontal lobes
11

Which class of drugs increases activity in the motivational centers of the brain?
A)depressants
B)stimulants
C)sedatives
D)hallucinogens
12

Alcohol is a
A)tranquilizer.
B)stimulant.
C)narcotic.
D)sedative.
13

Which drug is the least physically addicting?
A)alcohol
B)opium
C)marijuana
D)Demerol
14

Ecstasy may cause permanent damage to neurons that use
A)dopamine.
B)serotonin.
C)norepinephrine.
D)glutamate.
15

Nicotine increases activity in the frontal lobes and
A)decreases activity in the temporal lobes.
B)stimulates the pleasure centers of the limbic system.
C)increases activity in the motivational centers of the central nervous system.
D)decreases activity in the hippocampus.





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