Page 1 of 167 1 ABDSM EXAM ACTUAL EXAM COMPLETE 450 QUESTIONS AND DETAILED SOLUTIONS L ATEST 2024 -2025 QUESTION: Which of the following is true about OSA and HTN? A. Ambulatory BP is increased in OSA patients primar ily due to increased salt intake associated with elevated ghrelin levels B. Ambulatory BP normally increases in the early AM before awakening - this increase is blunted in OSA C. Untreated OSA is associated with a similar risk of HTN at all severity levels D. The risk of HTN in untreated OSA is due to intermittent hypoxia, sympathetic overactivation, inflammation, and other complex factors - ANSWER -D. The risk of HTN in untreated OSA is due to intermittent hypoxia, sympathetic overactivation, inflammation, and other complex factors QUESTION: Across a general population, what is the most common sleep disorder? A. RLS Page 2 of 167 2 B. Narcolepsy C. Delayed sleep phase syndrome D. Insomnia E. Obstructive sleep apnea - ANSWER -D. Insomnia QUESTION: Measurement has shown tha t patients with sleep apnea have smaller upper airways than those without sleep apnea but manage to keep an open airway during wakefulness by: A. Mouth Breathing B. Increased muscle tone on inspiration C. Increased blood flow to the soft tissue D. Frequent bruxing - ANSWER -B. Increased muscle tone on inspiration QUESTION: Key features of sleep apnea as recorded during an in -lab sleep study include marked reduction or absence of air flow, arousals from s leep, slowing of heart rate and: Page 3 of 167 3 A. Choking or gasping for air B. Oxygen desaturation C. Flattening of the nasal pressure signal D. Flailing of the arms and legs E. Sawtooth waves in the EEG - ANSWER -B. Oxygen Desaturation QUESTION: Who publishes the CPT codebook? A. The Centers for Medicare and Medicaid Services B. The American Medical Association C. The Office of the Inspector General D. The Durable Medical Equipment Service E. The American Academy of Sleep Medicine - ANSWER -B. The American Medical Ass ociation QUESTION: A 48 year old man is treated with OAT for his moderate OSA. On repeat sleep testing, his apnea -hypopnea index (AHI) has decreased to 3 events per hour, and he reports Page 4 of 167 4 resolution of snoring and daytime sleepiness. What is the most reason able dental -medical sleep medicine follow up regimen for this patient? A. As needed B. Every 6 months for the first year, then annually C. Monthly for the first 6 months, then every 6 months D. Every other year - ANSWER -B. Every 6 months for the first yea r, then annually QUESTION: Which of the following would exclude oral appliance therapy as a first treatment trial for OSA? A. Xerostomia B. Edentulism C. Micrognathia D. Steep mandibular plane angle - ANSWER -B. Edentulism
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