EXAM QUESTIONS AND
ANSWERS | 100% PASS
The failure to remove electrode paste residue will MOST likely result in:
a. discarded electrodes.
b. enhanced artifact.
c. improved detergent selection.
d. improvement in adherence. - ANSWER ✔✔enhanced artifact
The most appropriate action a technologist would take when there is
confirmed ventricular tachycardia lasting greater that 30 seconds is:
a. Initiate emergency response system
,b. Assess, document and continue to monitor
c. No immediate response is needed
d. Discontinue recording and transport to emergency room -
ANSWER ✔✔Initiate emergency response system
The polysomnograph has a leakage current of 200uA. What should the
technician do about this?
a. Plug the equipment into an ungrounded plug to avoid a ground loop.
b. Do not use the equipment until the leakage current is lowered.
c. Continue to record since this leakage current is within acceptable
limits.
d. Use an extra grounding electrode on the patients - ANSWER
✔✔Do not use the equipment until the leakage current is lowered.
Which of the following conditions are most likely to cause slow wave
artifact in the EEG and EOG channels?
a .Muscle tension
b. Sweat
c. Incorrect placement of the reference electrodes
d. A and C are correct - ANSWER ✔✔sweat
,The electrode located 30% above the left pre-auricular crease is:
C3
P3
01
F3 - ANSWER ✔✔c3
CO2 monitoring, using either end-tidal or transcutaneous sensors, is
mandatory in children for the scoring of:
A.
Apnea
B.
Hypopnea
C.
Central events
D.
Hypoventilation - ANSWER ✔✔hypoventilation
What additional parameter would be MOST helpful to monitor when
recording a patient with COPD?
a. intercostal EMG
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3
, b. piezo technology
c. esophageal pressure
d. capnography - ANSWER ✔✔capnography
Which of these channel types produces a square calibration wave?
EEG
EMG
Respiratory
DC - ANSWER ✔✔DC
The most common reason for changing the PAP interface during titration
is:
a. Sustained desaturations
b. Low sleep efficiency
c. Treatment emergent central apneas
d. Unacceptable leak value - ANSWER ✔✔unacceptable leak value
The measured distance from the nasion to the inion is 32cm. What is the
distance from the inion to Oz?
1.6cm