SDS EXAM NBRC EXAM 3 2026 REVISION
NOTES AND STRUCTURED RESPIRATORY CARE
OVERVIEW GUIDE
◉ Another name for the disinfecting agent Sonacide?
How long for this agent to disinfect?
How long for this agent to sterilize. Answer: 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.
Answer: PVC
◉ Normal QRS interval is. Answer: 0.04 - 0.10sec (No bigger than 2.5
tiny boxes)
◉ Normal PR interval is. Answer: 0.12-0.20 sec (No bigger than 1
large box)
◉ Formula for calculating Hr on ECG tracing. Answer: 300 % # of
large boxes between R waves
,◉ Bradycardia is Hr less than. Answer: 40 bpm while asleep for
longer than 2 minutes
◉ Describe a multi-focal PVC traching. Answer: negative wide QRS
deflection
◉ Couplet on ECG refers to. Answer: Two PVC in a row
◉ Multiple PVCs in a row can cause what lethal arrhythmia. Answer:
v-tach
◉ Write the formula that relates Volts, Current (I), and Resistance.
This formula is also known as _______________ Law. Answer: V = I x R
Ohms Law
◉ Write the formula that relates Volts, Sensitivity and Pen
Deflection. Answer: V = S x PD
◉ In the 10-20 system, the acronym FCPOT stands for. Answer:
Frontal
Central
Parietal
, Occipital
Temporal
◉ In the 10-20 system, the sagittal, coronal planes are divided what
%. Answer: 20%
◉ From naison to Fpz is what %
From Inion to Oz is what %
From M1/M2 to T3/T4 is what %. Answer: 10%
◉ From O1/O2 to Oz is what %
From Fp1/Fp2 to Fpz is what %. Answer: 5%
◉ In the 10-20 system, the parasagettial planes (Fp1 to O1) and
(Fp2 to O2) are divided into what %. Answer: 25%
Fp1 - F3 - C3 - P3 - O1 (left)
Fp2 - F4 - C4 - P4 - O2 (right)
◉ If the distance from Fp2 to O2 is 30cm, what is the distance from
C4 to P4. Answer: 7.5cm (25% of 30cm)
◉ For the following channels, list the :
NOTES AND STRUCTURED RESPIRATORY CARE
OVERVIEW GUIDE
◉ Another name for the disinfecting agent Sonacide?
How long for this agent to disinfect?
How long for this agent to sterilize. Answer: 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.
Answer: PVC
◉ Normal QRS interval is. Answer: 0.04 - 0.10sec (No bigger than 2.5
tiny boxes)
◉ Normal PR interval is. Answer: 0.12-0.20 sec (No bigger than 1
large box)
◉ Formula for calculating Hr on ECG tracing. Answer: 300 % # of
large boxes between R waves
,◉ Bradycardia is Hr less than. Answer: 40 bpm while asleep for
longer than 2 minutes
◉ Describe a multi-focal PVC traching. Answer: negative wide QRS
deflection
◉ Couplet on ECG refers to. Answer: Two PVC in a row
◉ Multiple PVCs in a row can cause what lethal arrhythmia. Answer:
v-tach
◉ Write the formula that relates Volts, Current (I), and Resistance.
This formula is also known as _______________ Law. Answer: V = I x R
Ohms Law
◉ Write the formula that relates Volts, Sensitivity and Pen
Deflection. Answer: V = S x PD
◉ In the 10-20 system, the acronym FCPOT stands for. Answer:
Frontal
Central
Parietal
, Occipital
Temporal
◉ In the 10-20 system, the sagittal, coronal planes are divided what
%. Answer: 20%
◉ From naison to Fpz is what %
From Inion to Oz is what %
From M1/M2 to T3/T4 is what %. Answer: 10%
◉ From O1/O2 to Oz is what %
From Fp1/Fp2 to Fpz is what %. Answer: 5%
◉ In the 10-20 system, the parasagettial planes (Fp1 to O1) and
(Fp2 to O2) are divided into what %. Answer: 25%
Fp1 - F3 - C3 - P3 - O1 (left)
Fp2 - F4 - C4 - P4 - O2 (right)
◉ If the distance from Fp2 to O2 is 30cm, what is the distance from
C4 to P4. Answer: 7.5cm (25% of 30cm)
◉ For the following channels, list the :
