The E2 electrode is placed out and up from the outer canthus of the right eye, and E1 is placed out and down from the outer canthus of the left eye. If the E2 channel on the PSG is channel 4, and E1 is channel 5, what will the waves on these channels do when the patient looks up?
Responda
Move toward each other
Both move up
Both move down
Move away from each other
Questão 2
Questão
What is the purpose of the low-frequency filter?
Responda
Eliminating undesired fast frequencies
Eliminating undesired slow frequencies
Adjusting signal amplitude
Calibrating DC amplifiers
Questão 3
Questão
What should a technician do first to make sure the proper test is being performed?
Responda
Contact the physician
Review the chart for the physician's order
Ask the patient for a chief complaint
Perform physiological calibrations
Questão 4
Questão
The symbol "G1" represents
Responda
The exploring electrode
The reference electrode
The patient ground
The output of a differential amplifier to the PSG
Questão 5
Questão
If G1 receives a signal of -100 µV at the same time G2 receives a signal of -50 µV, what is the output signal?
Responda
-50 µV
+50 µV
-150 µV
+150 µV
Quer criar seus próprios Quizzesgratuitos com a GoConqr? Saiba mais.