NBRC - SDS Exam
Comprehensive Resource To Help You Ace 2026-2027 Exams
Includes Frequently Tested Questions With ELABORATED
100% Correct COMPLETE SOLUTIONS
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1. 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
2. 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
3. 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
4. Another name for the disinfecting agent Sonacide?
How long for this agent to disinfect?
, How long for this agent to sterilize? - Correct Answer: Acid
gluteraldehyde
10 min
1 hour
5. An ECG tracing shows a beat with an irregular rhytm, QRS >0.12sec, and a
varying rate. The sleep tech would classify this as - Correct Answer: PVC
6. Normal QRS interval is - Correct Answer: 0.04 - 0.10sec (No bigger than
2.5 tiny boxes)
7. Normal PR interval is - Correct Answer: 0.12-0.20 sec (No bigger than 1
large box)
8. Formula for calculating Hr on ECG tracing - Correct Answer: 300 % # of
large boxes between R waves
9. Bradycardia is Hr less than - Correct Answer: 40 bpm while asleep for
longer than 2 minutes
10.Describe a multi-focal PVC traching - Correct Answer: negative wide QRS
deflection
11.Couplet on ECG refers to - Correct Answer: Two PVC in a row
,12.Multiple PVCs in a row can cause what lethal arrhythmia - Correct
Answer: v-tach
13.Write the formula that relates Volts, Current (I), and Resistance.
This formula is also known as _______________ Law - Correct Answer:
V=IxR
Ohms Law
14.Write the formula that relates Volts, Sensitivity and Pen Deflection -
Correct Answer: V = S x PD
15.In the 10-20 system, the acronym FCPOT stands for - Correct Answer:
Frontal
Central
Parietal
Occipital
Temporal
16.In the 10-20 system, the sagittal, coronal planes are divided what % -
Correct Answer: 20%
17.From naison to Fpz is what %
From Inion to Oz is what %
From M1/M2 to T3/T4 is what % - Correct Answer: 10%
18.From O1/O2 to Oz is what %
From Fp1/Fp2 to Fpz is what % - Correct Answer: 5%
, 19.In the 10-20 system, the parasagettial planes (Fp1 to O1) and (Fp2 to O2)
are divided into what % - Correct Answer: 25%
Fp1 - F3 - C3 - P3 - O1 (left)
Fp2 - F4 - C4 - P4 - O2 (right)
20.If the distance from Fp2 to O2 is 30cm, what is the distance from C4 to P4 -
Correct Answer: 7.5cm (25% of 30cm)
21.For the following channels, list the :
LFF - HFF Sensitivity Sampling Rate
F4-M1
C4-M1
O2-M1
E1-M2
E2-M2 - Correct Answer: 0.3 - 35Hz 7uv/mm 500Hz
22.For the following channels, list the:
LFF - HFF Sensitivity Sampling Rate
ECG - Correct Answer: 0.3 - 70Hz 20uv/mm 500Hz
23.For the following channels, list the
LFF - HFF Sensitivity Sampling Rate
Chin - Correct Answer: 10 - 100Hz 2uv/mm 500Hz
24.For the following channels, list the:
LFF - HFF Sensitivity Sampling Rate
Comprehensive Resource To Help You Ace 2026-2027 Exams
Includes Frequently Tested Questions With ELABORATED
100% Correct COMPLETE SOLUTIONS
Guaranteed Pass First Attempt!! Current Update!!
Instant Download Pdf
1. 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
2. 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
3. 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
4. Another name for the disinfecting agent Sonacide?
How long for this agent to disinfect?
, How long for this agent to sterilize? - Correct Answer: Acid
gluteraldehyde
10 min
1 hour
5. An ECG tracing shows a beat with an irregular rhytm, QRS >0.12sec, and a
varying rate. The sleep tech would classify this as - Correct Answer: PVC
6. Normal QRS interval is - Correct Answer: 0.04 - 0.10sec (No bigger than
2.5 tiny boxes)
7. Normal PR interval is - Correct Answer: 0.12-0.20 sec (No bigger than 1
large box)
8. Formula for calculating Hr on ECG tracing - Correct Answer: 300 % # of
large boxes between R waves
9. Bradycardia is Hr less than - Correct Answer: 40 bpm while asleep for
longer than 2 minutes
10.Describe a multi-focal PVC traching - Correct Answer: negative wide QRS
deflection
11.Couplet on ECG refers to - Correct Answer: Two PVC in a row
,12.Multiple PVCs in a row can cause what lethal arrhythmia - Correct
Answer: v-tach
13.Write the formula that relates Volts, Current (I), and Resistance.
This formula is also known as _______________ Law - Correct Answer:
V=IxR
Ohms Law
14.Write the formula that relates Volts, Sensitivity and Pen Deflection -
Correct Answer: V = S x PD
15.In the 10-20 system, the acronym FCPOT stands for - Correct Answer:
Frontal
Central
Parietal
Occipital
Temporal
16.In the 10-20 system, the sagittal, coronal planes are divided what % -
Correct Answer: 20%
17.From naison to Fpz is what %
From Inion to Oz is what %
From M1/M2 to T3/T4 is what % - Correct Answer: 10%
18.From O1/O2 to Oz is what %
From Fp1/Fp2 to Fpz is what % - Correct Answer: 5%
, 19.In the 10-20 system, the parasagettial planes (Fp1 to O1) and (Fp2 to O2)
are divided into what % - Correct Answer: 25%
Fp1 - F3 - C3 - P3 - O1 (left)
Fp2 - F4 - C4 - P4 - O2 (right)
20.If the distance from Fp2 to O2 is 30cm, what is the distance from C4 to P4 -
Correct Answer: 7.5cm (25% of 30cm)
21.For the following channels, list the :
LFF - HFF Sensitivity Sampling Rate
F4-M1
C4-M1
O2-M1
E1-M2
E2-M2 - Correct Answer: 0.3 - 35Hz 7uv/mm 500Hz
22.For the following channels, list the:
LFF - HFF Sensitivity Sampling Rate
ECG - Correct Answer: 0.3 - 70Hz 20uv/mm 500Hz
23.For the following channels, list the
LFF - HFF Sensitivity Sampling Rate
Chin - Correct Answer: 10 - 100Hz 2uv/mm 500Hz
24.For the following channels, list the:
LFF - HFF Sensitivity Sampling Rate
