1
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SDS Exam - NBRC Questions and Answers
(100% Correct Answers) Already Graded
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The recommended HFF for recording electocardiograph channel
is [ANS:] 70Hz
Which of the following would best describe rhythmic movement
disorder?
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1. Minimum frequency of 0.3Hz
2. Max frequency of 2.0Hz
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3. Min number of 4 rhythmic movements
a.1,2
b.2,3
c.1,3
d.1,2,3 [ANS:] 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 [ANS:]
20cmH2O
What is max CPAP for pts under 12 years old? [ANS:] 15cmH2O
, 2
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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? [ANS:] Troublesome
Classify the following MSLT scores:
0 - 5 minutes...
6 - 10 minutes...
11 - 15 minutes...
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16 - 20 minutes... [ANS:] ...Severe
...Troublesome
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...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 [ANS:] b. 6th nap
MSLT is a seris of ____ to ____naps, each ____min long, ____ hours
apart.
______ naps will be suffieicent if sleep onset REM has occurred in 2
naps. [ANS:] 4 to 5 each 20min long and 2 hours apart
4
, 3
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In MSLT the 1st nap begins ___ to ____ hours after the overnight
PSG has concluded [ANS:] 1.5 to 3 hours
MSLT is not recommended the morning after what type of study
[ANS:] Split
MSLT is not used to diagnose narcolepsy if the TST on the prior night
study was less than ____ hours [ANS:] 6
State 2 methods for ending a nap in an MSLT [ANS:] 1. No sleep
onset after 20min
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2. After 15min of continuous recording following sleep onset
List channels used in sleep montage for an MSLT [ANS:] EEG (2
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leads: Central and Occipital)
2 Reference Leads (M1 and M2)
E1 and E2 (Eyes)
2 EMG leads (chin and 2 submentalis only)
ECG
List 3 items that must be scored for MSLT [ANS:] 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...
[ANS:] advance catheter until pH< 4.0 and then withdraw 5cm,
tape and record tube placement at nostril
, 4
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Describe the anatomic position an esophageal pH catheter
should be placed [ANS:] 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 [ANS:] Alkaline gluteraldeyde
10 min
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10 hours
Another name for the disinfecting agent Sonacide?
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How long for this agent to disinfect?
How long for this agent to sterilize? [ANS:] Acid gluteraldehyde
10 min
1 hour
An ECG tracing shows a beat with an irregular rhytm, QRS
>0.12sec, and a varying rate. The sleep tech would classify this as
[ANS:] PVC
Normal QRS interval is [ANS:] 0.04 - 0.10sec (No bigger than 2.5 tiny
boxes)
Normal PR interval is [ANS:] 0.12-0.20 sec (No bigger than 1 large
box)
For Expert help and assignment solutions, +254707240657
SDS Exam - NBRC Questions and Answers
(100% Correct Answers) Already Graded
A+
The recommended HFF for recording electocardiograph channel
is [ANS:] 70Hz
Which of the following would best describe rhythmic movement
disorder?
© 2025 Assignment Expert
1. Minimum frequency of 0.3Hz
2. Max frequency of 2.0Hz
Guru01 - Stuvia
3. Min number of 4 rhythmic movements
a.1,2
b.2,3
c.1,3
d.1,2,3 [ANS:] 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 [ANS:]
20cmH2O
What is max CPAP for pts under 12 years old? [ANS:] 15cmH2O
, 2
For Expert help and assignment solutions, +254707240657
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? [ANS:] Troublesome
Classify the following MSLT scores:
0 - 5 minutes...
6 - 10 minutes...
11 - 15 minutes...
© 2025 Assignment Expert
16 - 20 minutes... [ANS:] ...Severe
...Troublesome
Guru01 - Stuvia
...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 [ANS:] b. 6th nap
MSLT is a seris of ____ to ____naps, each ____min long, ____ hours
apart.
______ naps will be suffieicent if sleep onset REM has occurred in 2
naps. [ANS:] 4 to 5 each 20min long and 2 hours apart
4
, 3
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In MSLT the 1st nap begins ___ to ____ hours after the overnight
PSG has concluded [ANS:] 1.5 to 3 hours
MSLT is not recommended the morning after what type of study
[ANS:] Split
MSLT is not used to diagnose narcolepsy if the TST on the prior night
study was less than ____ hours [ANS:] 6
State 2 methods for ending a nap in an MSLT [ANS:] 1. No sleep
onset after 20min
© 2025 Assignment Expert
2. After 15min of continuous recording following sleep onset
List channels used in sleep montage for an MSLT [ANS:] EEG (2
Guru01 - Stuvia
leads: Central and Occipital)
2 Reference Leads (M1 and M2)
E1 and E2 (Eyes)
2 EMG leads (chin and 2 submentalis only)
ECG
List 3 items that must be scored for MSLT [ANS:] 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...
[ANS:] advance catheter until pH< 4.0 and then withdraw 5cm,
tape and record tube placement at nostril
, 4
For Expert help and assignment solutions, +254707240657
Describe the anatomic position an esophageal pH catheter
should be placed [ANS:] 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 [ANS:] Alkaline gluteraldeyde
10 min
© 2025 Assignment Expert
10 hours
Another name for the disinfecting agent Sonacide?
Guru01 - Stuvia
How long for this agent to disinfect?
How long for this agent to sterilize? [ANS:] Acid gluteraldehyde
10 min
1 hour
An ECG tracing shows a beat with an irregular rhytm, QRS
>0.12sec, and a varying rate. The sleep tech would classify this as
[ANS:] PVC
Normal QRS interval is [ANS:] 0.04 - 0.10sec (No bigger than 2.5 tiny
boxes)
Normal PR interval is [ANS:] 0.12-0.20 sec (No bigger than 1 large
box)
