SDS EXAM-NBRC 2024 EXAM
QUESTIONS WITH VERIFIED CORRECT
SOLUTIONS || ALREADY GRADED A+
<LATEST UPDATE>
What is the frequency and ampilitude criteria for delta waves -
ANSWER 0.5 - 2Hz
What stage of sleep are delta waves - ANSWER N3
What stage of sleep makes up 30 - 35% TST for adu...
What is the frequency and ampilitude criteria for delta waves -
ANSWER ✔ 0.5 - 2Hz
What stage of sleep are delta waves - ANSWER ✔ N3
What stage of sleep makes up 30 - 35% TST for adults - ANSWER ✔
N3
What % of TST does N2 makes up for adults - ANSWER ✔ 45 - 55%
REM accounts for what % of TST for adults - ANSWER ✔ less than
30%
Normal value for PLMS index - ANSWER ✔ Less than 5 PLMs per
hour of sleep
Lowest SpO2 during a sleep study is known as - ANSWER ✔
Saturation Nadir
A split night study is recommended for an AHI of ____ or more during
at least ___ hours of baseline recording, with at least ______ hours of
time remaining for titration - ANSWER ✔ 40
2
,3
Formula for calculation of BMI - ANSWER ✔ Weight (lbs) / Height
(in) squared x 703
EKG artifact is commonly seen in pts who are obese and pts with which
two types of cardio-pulmonary and cardio-vascular d/o - ANSWER ✔
CHF and HTN
Define Pen blocking and list two methods to resolve this issue -
ANSWER ✔ Occurs when the GAIN setting is TOO high
↑ Sensitivity or ↓ Gain for immediate solution
Electrode popping can be recognized by what on a montage - ANSWER
✔ Sharp high voltage deflections
During titration, increases in pressure are done in ___ to ___ increments
with a time duration of more than ___ minutes - ANSWER ✔ 1 - 2.5
cmH20
5 min
For pts under the age of 12, increase CPAP for:
____ OSA(s)
____ OSH(s)
____ RERA(s)
____ mins of loud snoring - ANSWER ✔ 1 OSA
2 OSHs
3 RERAs
1 min loud snoring
For adults being titrated with BiPAP, increase both I and E PAP for
which two events - ANSWER ✔ OSAs
Mixed Apneas
, For adults being titrated with BiPAP, increase only I PAP for which
three events - ANSWER ✔ OSH
RERAs
Snoring
The recommended IPAP for pts under 12 years of age is - ANSWER ✔
20cmH2O
The recommended IPAP for pts older than 12 years of age is -
ANSWER ✔ 30cmH2O
List three indications for APAP - ANSWER ✔ 1. Non-compliant with
CPAP
2. Positional Apneas
3. REM - related Apneas
Initiate O2 therapy if SpO2 is less than 88% on RA at any time during
the study - ANSWER ✔ Dumb but know for the test
The target SpO2 range with O2 therapy is - ANSWER ✔ 88 - 94%
How much time should be allowed forany given O2 Liter flow, before
increasing - ANSWER ✔ 8 - 12 minutes
Actigraphy is recommended for... - ANSWER ✔ ASPD
DSPD
What effect on sleep will corticosteroids have - ANSWER ✔ ↓ N3 and
REM sleep
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