ABDSM FINAL EXAM 2025/2026 ANSWERED
|GRADED A|ORIGINAL |QUESTION AND
ANSWER
What is the difference between thermal acrylic and thermacryl?
Thermal acrylic is rigid at room temperature, flexible at mouth temperature. May lose
retention with time
Thermacryl is rigid at mouth temp, fluid at 160 degrees
What % of patients improve after UPPP?
40%
What % of patients get worse after UPPP, and why?
10%
Due to late circumferential scarring
How does weight gain affect AHI?
10% weight gain leads to a 32% increase in AHI
10% weight loss leads to a 26% decrease in AHI
How does overbite/overjet change with OAT?
Both decrease
How do the maxillary incisors change with OAT?
Flare lingually
How do the mandibular incisors change with OAT?
Flare labially
,How do maxillary molars change with OAT?
Tip distally
How do mandibular molars change with OAT?
Tip mesially - can extrude distal cusp and lead to an open bite
Key features of sleep apnea as recorded during an in-lab sleep study include
marked reduction or absence of air flow, arousals from sleep, slowing of heart
rate and:
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
B. Oxygen Desaturation
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
B. The American Medical Association
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 resolution of snoring and daytime sleepiness. What is the most
reasonable 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
,B. Every 6 months for the first year, then annually
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
B. Edentulism
Reviewing your patient's diagnostic polysomnogram, you note more than a 50%
epoch consists of alpha waves. According to the current PSG scoring guidelines,
the patient is in which stage of sleep?
A. Stage I NREM
B. Stage II NREM
C. Stage III NREM
D. Stage REM
A. Stage I NREM
A patient presents for an evaluation to determine their candidacy for an oral
appliance to treat their mild OSA. During your examination, you note the
presence of TMD. This might include the following:
A. Pain in the TMJ
B. Pain in the muscles of mastication
C. Anomalies in mandibular movement
D. All of the above
D. All of the above
, The qualified dentist designation (QDD) came about in response to the 2015
practice guidelines paper recommending that physicians refer patients to
dentists "qualified" to treat sleep related breathing disorders. This was based
upon recognition of which of the following?
A. Older dentists have more experience than younger dentists
B. All dentists have the skills they need to deliver knowledgeable care
C. Oral appliance efficacy data collected in studies is obtained by dentist with
extensive clinical experience
D. Training in dental schools on oral appliance therapy has become common
place
C. Oral appliance efficacy data collected in studies is obtained by dentist with extensive
clinical experience
The 2015 Practice Guidelines created through cooperative effort of the AASM and
AADSM suggest a physician should seek collaboration with a qualified dentist,
described as someone who has at least:
A. Board certification
B. Facility accreditation
C. Completion of a 1 yr residency in dental sleep medicine
D. Additional training or experience in dental sleep medicine
D. Additional training or experience in dental sleep medicine
An understanding of loop gain is important to the clinical practice of dental sleep
medicine because:
A. It excludes the possibility of cheyne stokes breathing in patients with severe
OSA
B. It is the basis of the Mallampati classification system
C. It defines the number of sequential obstructive apneas in an epoch
D. It contributes to the multifactorial nature of sleep related breathing disorders
D. It contributes to the multifactorial nature of sleep related breathing disorders
|GRADED A|ORIGINAL |QUESTION AND
ANSWER
What is the difference between thermal acrylic and thermacryl?
Thermal acrylic is rigid at room temperature, flexible at mouth temperature. May lose
retention with time
Thermacryl is rigid at mouth temp, fluid at 160 degrees
What % of patients improve after UPPP?
40%
What % of patients get worse after UPPP, and why?
10%
Due to late circumferential scarring
How does weight gain affect AHI?
10% weight gain leads to a 32% increase in AHI
10% weight loss leads to a 26% decrease in AHI
How does overbite/overjet change with OAT?
Both decrease
How do the maxillary incisors change with OAT?
Flare lingually
How do the mandibular incisors change with OAT?
Flare labially
,How do maxillary molars change with OAT?
Tip distally
How do mandibular molars change with OAT?
Tip mesially - can extrude distal cusp and lead to an open bite
Key features of sleep apnea as recorded during an in-lab sleep study include
marked reduction or absence of air flow, arousals from sleep, slowing of heart
rate and:
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
B. Oxygen Desaturation
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
B. The American Medical Association
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 resolution of snoring and daytime sleepiness. What is the most
reasonable 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
,B. Every 6 months for the first year, then annually
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
B. Edentulism
Reviewing your patient's diagnostic polysomnogram, you note more than a 50%
epoch consists of alpha waves. According to the current PSG scoring guidelines,
the patient is in which stage of sleep?
A. Stage I NREM
B. Stage II NREM
C. Stage III NREM
D. Stage REM
A. Stage I NREM
A patient presents for an evaluation to determine their candidacy for an oral
appliance to treat their mild OSA. During your examination, you note the
presence of TMD. This might include the following:
A. Pain in the TMJ
B. Pain in the muscles of mastication
C. Anomalies in mandibular movement
D. All of the above
D. All of the above
, The qualified dentist designation (QDD) came about in response to the 2015
practice guidelines paper recommending that physicians refer patients to
dentists "qualified" to treat sleep related breathing disorders. This was based
upon recognition of which of the following?
A. Older dentists have more experience than younger dentists
B. All dentists have the skills they need to deliver knowledgeable care
C. Oral appliance efficacy data collected in studies is obtained by dentist with
extensive clinical experience
D. Training in dental schools on oral appliance therapy has become common
place
C. Oral appliance efficacy data collected in studies is obtained by dentist with extensive
clinical experience
The 2015 Practice Guidelines created through cooperative effort of the AASM and
AADSM suggest a physician should seek collaboration with a qualified dentist,
described as someone who has at least:
A. Board certification
B. Facility accreditation
C. Completion of a 1 yr residency in dental sleep medicine
D. Additional training or experience in dental sleep medicine
D. Additional training or experience in dental sleep medicine
An understanding of loop gain is important to the clinical practice of dental sleep
medicine because:
A. It excludes the possibility of cheyne stokes breathing in patients with severe
OSA
B. It is the basis of the Mallampati classification system
C. It defines the number of sequential obstructive apneas in an epoch
D. It contributes to the multifactorial nature of sleep related breathing disorders
D. It contributes to the multifactorial nature of sleep related breathing disorders
