1. Which phase of sleep cycle is charecterised by sleep spindles and K-complexes?

A. REM Sleep

B. Stage 1 NREM sleep

C. Stage 2 NREM sleep

D. Stage 3 NREM sleep

E. Stage 4 NREM sleep

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2. Which of the following is concidered as a circadian rhythm disorder?

A. Somnabulism

B. Nightmares

C. Narcolepsy

D. Jet-lag

E. Obstructive sleep apnoea

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3. Which of the following investigation is specifically related to sleep disorders?

A. CT Scan

B. BEAM

C. Galvanic skin response (GSR)

D. Dexamethasone suppression test (DST)

E. Polysomnography

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4. Circadian rhythm is regulated by the

A. Suprachiasmatic nucleus (SCN)

B. Lateral geniculate nucleus

C. Caudate nucleus,

D. Central median nucleus

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5. REM sleep is also called as

A. Orthodox sleep

B. Paradoxical sleep

C. Slow wave sleep (SWS)

D. EEG synchronized sleep

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6. A condition charecterized by sudden, brief loss of muscle tone, in the waking state usually triggered by emotional arousal (laughing, anger, surprise), normally occurring during REM sleep is termed as:

A. Dyssomnia

B. Circadian Rhythm Sleep Disorders

C. Cataplexy

D. Sleep Bruxism

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7. An EEG wave characterized by an initial brief, low-amplitude component, followed by a high-amplitude, long-lasting component and is a characteristic of stage 2 sleep:

A. Alpha wave

B. Delta wave

C. K-complex

D. Vertex sharp transients

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8. Somnabulism refers to

A. Sleep-talking

B. Sleep-walking

C. Sleep-related enuresis

D. Sleep-terrer

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9. Klien-Levin syndrome is charecterised by

A. Hypersomnia

B. Hyperphagia

C. Hypersexuality

D. Hyperaesthesia

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10. Pickwickian syndrome refers to

A. Obstructive sleep aponoea seen in obese and elderly

B. Sleep disorder caused by rapid change in time zones

C. A type of periodic leg movement disorder

D. Restless leg syndrome

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11. The tetrad of symptoms- sleep atacks, catelepsy, hypnogogic hallucinations and sleep paralysis are charectersitics of

A. Narcolepsy

B. Somnabulism

C. Circadian Rhythm sleep Disorders

D. Klein-Levin syndrome

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12. Delta sleep refers to

A. REM sleep

B. NREM stage 1 sleep

C. NREM stage 2 sleep

D. NREM stage 3 and stage 4 sleep

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13. Zolpidem is a

A. Benzodiazepine

B. Imidazopyridine

C. Barbiturate

D. Antipsychotic

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14. Which of the following area of brain is known to be associated with generation and maintenance of waking states or arousal?

A. Corpus callosum

B. Reticular Activating System

C. Limbic system

D. Hypothalamus

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15. Which of the following is a charecteristic of depression?

A. Short REM latency and decreased delta sleep

B. Long REM latency and increased delta sleep

C. Periodic leg movement

D. Sleep attacks, visual hallucinations, cataplexy and sleep paralysis

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