(Polysomnography) questions and answers
2026\2027 A+ Grade
Which filter would be used to adjust the rise time of a signal?
- correct answer The HFF
What are some possible causes for secondary PLMS?
- correct answer Blood iron deficiency
NPSG stands for_________________________.
- correct answer Nocturnal polysomnogram.
Sleepwalking and night terrors are common in the ages of ______________.
- correct answer 3-12 yrs old
A ________ study is used to look for seizure activity during sleep.
- correct answer Nocturnal seizure
The 60-Hz notch filter is used to eliminate _______________________.
- correct answer Artifact generated from electrical devices
On an EKG, the QRS complex represents ___________.
- correct answer ventricular depolorization (contraction)
A premature P wave in the EKG is referred to as a ___________________
- correct answer PAC
, During bilevel titration, the ________ is sometimes used to treat central apneas.
- correct answer Backup rate
What is it called when a person goes to bed early in the evening and wakes early in the morning?
- correct answer Advanced sleep phase syndrome
What is the minimum recording time for a study?.
- correct answer 6 hrs
How many naps does an MSLT consist of?
- correct answer 4-5
In an ECG the T wave represents ____________________.
- correct answer Ventricular repolarization
Antidepressants suppress which stage of sleep?
- correct answer REM
A mixed apnea __________________.
- correct answer starts with a central component that has become obstructive.
The technician should log which patient information into the computer before the study?
- correct answer Study ID #
Sweat artifact looks like________________
- correct answer Slow wave sleep
Nocturnal paroxysmal dystonia is characterized by________________
- correct answer Sudden, random, violent movements during NREM sleep.
BiPAP S/T stands for________________
- correct answer Bilevel positive airway pressure spontaneous/timed