During the recording, what is the first thing a tech should do to eliminate or reduce
respiratory artifact in the EEG channels
~ Reposition pillows and place a towel under neck
Which low frequency and high frequency filter combination is RECOMMENDED for
routine monitoring of EOG signals?
~ L...
A pt is referred for sleep testing for eval of suspected idiopathic hypersomnia of
central nervous system origin. This sleep disorder is characterized by
✓✓~ Excessive daytime sleepiness withiut REM onset sleep
A device used to monitor respiratory airflow is a
✓✓~ Thermocouple
The tech enters the bedroom before pt arrives for PSG, to find the bed linens
crumpled and there's a stain on the pillowcase. The tech should
✓✓~ Change the bed linens in case someone used the bed during the day
While preparing for physiological calibrations, the video image on the recording
system is noted to be blank. What is the best course of action?
✓✓~ Verify the camera is on and the lens cover is off
A pt is referred for eval of intermittent lip smacking, groaning, and incontinence
during sleep. The tech should consider using a montage with
✓✓~ Expanded EEG electrode derivations
, When evaluating the pt chart, the tech should verify
✓✓~ The test order is complete and signed
The pt sleep study order indicates a follow up sleep study with PAP titration. There is
no evidence of a pervious sleep study in the pt history, and the pt denies having a
previous test. The tech should
✓✓~ Contact the physician for discussion and order clarification
Scales electrodes used to record sleep stages are typically referenced to the
✓✓~ Mastoid process
The distance between Fp1 and O1 is 25cm. What is the distance in cm between F3
and C3
✓✓~ 6.25 cm
The sleep history reveal abrupt awakenings during the second half of the night,
associated with terrifying dreams and difficulty returning to sleep. The tech should
anticipate the occurrence of
✓✓~ Nightmares
The input voltage of a calibration is 50 uv and the output deflection measures 5mm
on the display screen. What is the sensitivity in uv/mm
✓✓~ 10
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