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Sleep Apnea
See all quizzes of Sleep Apnea at here:
1.Obstructive sleep apnea/hypopnea syndrome (OSAHS) relates to ?
A. Unexplained excessive daytime sleepiness
B. Five obstructed apneas per hour of sleep
C. Five obstructed hypopneas per hour of sleep
D. All of the above
2. Apneas of what duration are considered significant ?
A. At least 6 second
B. At least 7 second
C. At least 9 second
D. At least 10 second
3. In hypopnea, ventilation is reduced from the previous baseline during sleep by at least ?
A. 20 %
B. 30 %
C. 40 %
D. 50 %
4. How many obstructive events & arousals per hour of sleep define severe OSA ?
A. > 5
B. > 10
C. > 20
D. > 30
5. Sleep apnea is defined as an intermittent cessation of airflow at the level of ?
A. Oropharynx
B. Nasopharynx
C. Laryngopharynx
D. All of the above
6. Which of the following statements is false ?
A. Sleep apneas can be central or obstructive
B. In CSA, neural drive to respiratory muscles is transiently
abolished
C. In OSA, airflow ceases despite respiratory drive
D. None of the above
7. The definitive event in obstructive sleep apnea is occlusion of upper airway usually at the level of ?
A. Nasopharynx
B. Oropharynx
C. Laryngopharynx
D. All of the above
8. Main factor leading to collapse of upper airway in OSA is ?
A. Critical sub-atmospheric pressure in inspiration
B. Critical supra-atmospheric pressure in inspiration
C. Spasm of airway adductor muscles
D. All of the above
9. Which of the following predispose to the development of OSA ?
A. Alcohol
B. Adenotonsillar hypertrophy
C. Retrognathia
D. All of the above
10. Which of the following predispose to the development of OSA ?
A. Macroglossia
B. Obesity
C. Alcohol
D. All of the above
11. Factors that predispose to OSAHS include all except ?
A. Male gender
B. Shortening of mandible
C. Shortening of maxilla
D. Elderly
12. Factors that predispose to OSAHS include all except ?
A. Smoking
B. Myotonic dystrophy
C. Lambert-Eaton myasthenic syndrome
D. Ehlers Danlos syndrome
13. Risk factors for sleep apnea include all except ?
A. Obesity
B. Increased neck circumference
C. Short neck
D. Craniofacial abnormalities
14. Risk factors for sleep apnea include all except ?
A. Hypothyroidism
B. Acromegaly
C. Mental retardation
D. Obesity
15. Which of the following can cause day time sleepiness ?
A. Circadian-rhythm abnormality
B. Narcolepsy
C. Periodic limb movement disorder
D. All of the above
16. Which of the following statements is false ?
A. Majority of snoring individuals do not have OSA disorder
B. Snoring is not associated with long-term health risks
C. OSA manifestations are cognitive disturbances
D. Patients with OSA are equally prone to motor vehicle accidents as normal individuals
17. Sleepiness score is named after ?
A. Dereck
B. Epworth
C. Hall
D. Garcia
18. Electrographic variable studied in polysomnography for OSA is ?
A. Electroencephalogram
B. Electrooculogram
C. Submental electromyogram
D. All of the above
19. Which out of the following drug is useful in OSA ?
A. Codeine
B. Fluoxetine
C. Theophylline
D. Domperidone
20. Which out of the following drug is useful in OSA ?
A. Acetazolamide
B. Ipratropium bromide
C. Theophylline
D. Protriptyline
21. Uvulopalatopharyngoplasty in OSA involves ?
A. Resection of tonsils
B. Resection of Uvula & Posterior palate
C. Reorientation of tonsillar pillars
D. All of the above
22. Which of the following is central in the pathogenesis of CSA disorders ?
A. PCO
2 level
B. PO
2 level
C. pH level
D. All of the above
