Sleep disorders


1. The following are associated with wakefulness:  
A. Hypothalamus T
C. 5-HT F
D. Somatostatin F
E. Noradrenaline T
2. The following are associated with sleep:  
A. Acetylcholine F
C. Raphe nuclei T
3. During sleep:  
A. GH falls F
B. Prolactin rises T
C. Cortisol is released F
D. Blood pressure is lowest during REM sleep F
E. Pulmonary arterial blood pressure falls F
4. The following are true:  
A. Sleep spindles occur during stage 1 F
B. K complexes occur during stage 2 T
C. Nocturnal enuresis is most likely during stage 2 F
D. Delta waves can be seen during stages 3 and 4 T
E. REM sleep shows high voltage activity F
5. Insomnia:  
A. Is more common in men F
B. Is more common in lower socio-economic groups T
C. Is co-morbid with psychiatric illness T
D. Is less common in the young T
E. Is less common among the separated F
6. The parasomnias include:  
A. Sleep apnoea F
B. Somnambulism T
C. Sleep paralysis T
D. Jet lag F
E. Narcolepsy F
7. Narcolepsy:  
A. Commonly involves sleep paralysis T
B. Hypnagogic hallucinations are common T
C. Onset is frequently in middle age F
D. The condition often runs in families T
E. REM latency at night is frequently seen T
8. The Kleine-Levin syndrome:  
A. Most cases are in middle-aged men F
B. Incontinence during sleep is frequent F
C. Visual and auditory hallucinations can occur T
D. Plantare reflexes are always normal F
E. EEG is abnormal F
9. Somnambulism:  
A. Has equal sex prevalence F
B. Occurs during REM sleep F
C. Is associated with enuresis T
D. Is commonly seen between the ages of 5 and 12 T
E. Never runs in families F
10. In depression:  
A. There is shortened REM latency T
B. There is more REM activity in the second half of the night F
C. Antidepressants destroy REM sleep T
D. There is increased slow wave sleep F
E. REM sleep rebound occurs after treatment stops T
11. Alcohol:  
A. Decreases sleep latency T
B. Decreases REM sleep T
C. Decreases deep sleep F
D. Decreases REM sleep in the second half of the night F
E. Exacerbates sleep walking T
12. The following are true:  
A. Schizophrenia is associated with reduced REM sleep T
B. Panic disorder is associated with reduced sleep latency F
C. Anxiety is associated with reduced stage 1 and 2 sleep F
D. REM sleep is reduced in alcoholism F
E. REM sleep occurs earlier in the night in depression T
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