Sleep disorders and true of sleep

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Reference no: EM13340683

1. Which of the following is true of sleep?

a. Most of the night is spent in the deepest level of sleep (stage 4)

b. One spends an hour or two at each stage in turn, spending the last few hours at stage 4 and then at REM

c. One passes through all stages of sleep, including REM, several times in a normal night

d. One goes through stages 1,2,3, and 4, in order, and then alternates randomly between stages 1,2, and 3

2. The stage of sleep in which most dreaming occurs is distinguished by__.

a. Sleep spindles

b. Alpha waves

c. Delta waves

d. Rapid movement of the eyeballs

3. Jay comes home from class, excited about a new girl he has just met. While pacing around his apartment, he describes her to his roommate. Suddenly, he collapses and goes into paradoxical sleep. Jay is most likely experiencing_____.

a. Night terrors

b. Sleep apnea

c. REM behavior disorder

d. narcolepsy

4. Sudden infant death syndrome (SIDS) most closely resembles which one of the following sleep disorders?

a. Sleep apnea

b. Hypersomnia

c. Narcolepsy

d. insomnia

5. Circadian rhythms are___.

a. The natural beats of the body’s cardiovascular system

b. The brain waves that occur during stage 4 sleep

c. Regular physiological processes whose cycles repeat about every 24 hours.

d. Externally cued sleep—wake cycles

6. ____tend(s) to increase during periods in which new tasks are being learned.

a. Delta waves

b. REM sleep

c. Sleep spindles

d. K complexes

Reference no: EM13340683

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