SDS Exam – NBRC Exam 2026 Questions
and Answers
The recommended HFF for recording electocardiograph channel is - Correct
answer-70Hz
Which of the following would best describe rhythmic movement disorder?
1. Minimum frequency of 0.3Hz
2. Max frequency of 2.0Hz
3. Min number of 4 rhythmic movements
a.1,2
b.2,3
c.1,3
d.1,2,3 - Correct answer-b
A 14 year old boy is undergoing an overnight sleep study and has been stared on
CPAP. The pt is currently on 8cmH2O CPAP. What is the recommended max CPAP
pressure for this pt - Correct answer-20cmH2O
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,What is max CPAP for pts under 12 years old? - Correct answer-15cmH2O
A pt recently completed an MSLT having obtained a total score of 10. Which of the
following would best describe managing the pts daytime sleepiness? - Correct
answer-Troublesome
Classify the following MSLT scores:
0 - 5 minutes...
6 - 10 minutes...
11 - 15 minutes...
16 - 20 minutes... - Correct answer-...Severe
...Troublesome
...Manageable
...Excellent
During an MSLT a pt has had 5 naps w/o onset of REM...what should be done
next?
a. End the study
b. Have pt take 6th nap - Correct answer-b. 6th nap
MSLT is a seris of ____ to ____naps, each ____min long, ____ hours apart.
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,______ naps will be suffieicent if sleep onset REM has occurred in 2 naps. -
Correct answer-4 to 5 each 20min long and 2 hours apart
4
In MSLT the 1st nap begins ___ to ____ hours after the overnight PSG has
concluded - Correct answer-1.5 to 3 hours
MSLT is not recommended the morning after what type of study - Correct answer-
Split
MSLT is not used to diagnose narcolepsy if the TST on the prior night study was
less than ____ hours - Correct answer-6
State 2 methods for ending a nap in an MSLT - Correct answer-1. No sleep onset
after 20min
2. After 15min of continuous recording following sleep onset
List channels used in sleep montage for an MSLT - Correct answer-EEG (2 leads:
Central and Occipital)
2 Reference Leads (M1 and M2)
E1 and E2 (Eyes)
2 EMG leads (chin and 2 submentalis only)
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, ECG
List 3 items that must be scored for MSLT - Correct answer-1. Sleep latencies for
each nap
2. MSLT for the entire test (avg of ALL naps)
3. SOREM periods
Correct postion for and esophageal pH monitoring catheter is... - Correct answer-
advance catheter until pH< 4.0 and then withdraw 5cm, tape and record tube
placement at nostril
Describe the anatomic position an esophageal pH catheter should be placed -
Correct answer-Cather tip should be 5cm above the upper border of the lower
esophgeal sphincter
Another name for the disinfecting agent Cidex?
How long for this agent to disinfect?
How long for this agent to sterilize - Correct answer-Alkaline gluteraldeyde
10 min
10 hours
Another name for the disinfecting agent Sonacide?
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and Answers
The recommended HFF for recording electocardiograph channel is - Correct
answer-70Hz
Which of the following would best describe rhythmic movement disorder?
1. Minimum frequency of 0.3Hz
2. Max frequency of 2.0Hz
3. Min number of 4 rhythmic movements
a.1,2
b.2,3
c.1,3
d.1,2,3 - Correct answer-b
A 14 year old boy is undergoing an overnight sleep study and has been stared on
CPAP. The pt is currently on 8cmH2O CPAP. What is the recommended max CPAP
pressure for this pt - Correct answer-20cmH2O
©COPYRIGHT 2025, ALL RIGHTS RESERVED 1
,What is max CPAP for pts under 12 years old? - Correct answer-15cmH2O
A pt recently completed an MSLT having obtained a total score of 10. Which of the
following would best describe managing the pts daytime sleepiness? - Correct
answer-Troublesome
Classify the following MSLT scores:
0 - 5 minutes...
6 - 10 minutes...
11 - 15 minutes...
16 - 20 minutes... - Correct answer-...Severe
...Troublesome
...Manageable
...Excellent
During an MSLT a pt has had 5 naps w/o onset of REM...what should be done
next?
a. End the study
b. Have pt take 6th nap - Correct answer-b. 6th nap
MSLT is a seris of ____ to ____naps, each ____min long, ____ hours apart.
©COPYRIGHT 2025, ALL RIGHTS RESERVED 2
,______ naps will be suffieicent if sleep onset REM has occurred in 2 naps. -
Correct answer-4 to 5 each 20min long and 2 hours apart
4
In MSLT the 1st nap begins ___ to ____ hours after the overnight PSG has
concluded - Correct answer-1.5 to 3 hours
MSLT is not recommended the morning after what type of study - Correct answer-
Split
MSLT is not used to diagnose narcolepsy if the TST on the prior night study was
less than ____ hours - Correct answer-6
State 2 methods for ending a nap in an MSLT - Correct answer-1. No sleep onset
after 20min
2. After 15min of continuous recording following sleep onset
List channels used in sleep montage for an MSLT - Correct answer-EEG (2 leads:
Central and Occipital)
2 Reference Leads (M1 and M2)
E1 and E2 (Eyes)
2 EMG leads (chin and 2 submentalis only)
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, ECG
List 3 items that must be scored for MSLT - Correct answer-1. Sleep latencies for
each nap
2. MSLT for the entire test (avg of ALL naps)
3. SOREM periods
Correct postion for and esophageal pH monitoring catheter is... - Correct answer-
advance catheter until pH< 4.0 and then withdraw 5cm, tape and record tube
placement at nostril
Describe the anatomic position an esophageal pH catheter should be placed -
Correct answer-Cather tip should be 5cm above the upper border of the lower
esophgeal sphincter
Another name for the disinfecting agent Cidex?
How long for this agent to disinfect?
How long for this agent to sterilize - Correct answer-Alkaline gluteraldeyde
10 min
10 hours
Another name for the disinfecting agent Sonacide?
©COPYRIGHT 2025, ALL RIGHTS RESERVED 4
