Name: Score:
245 Multiple choice questions
Term 1 of 245
What is the noise reduction technique that best reduces EKG artifact in the SSEP?
Romberg sign
Common mode rejection
Artifact reject
Hicut filter
Term 2 of 245
Epileptiform discharges can be localized by:
Random spikes in a single channel
A consistent increase in amplitude across all channels
A complete absence of activity in one channel
A phase reversal between two channels
Term 3 of 245
Facial nerve spontaneous EMG is recommended to be recorded with:
Resection of thyroid tumors
Fluorescent lights
a pneumatic drill
Subdermal electrodes
,Term 4 of 245
What is the maximum allowable leakage of evoked potential instrument chassis current?
0.1 milliamperes
Postauricular myogenic response
100 microamperes
20.00 msec
Term 5 of 245
Electrode lead wires used in the operating room suite must be converted to safety connectors
(female electrodes) by
March, 1999
December, 2002
May, 2000
January, 2001
Term 6 of 245
What is the recommended bandpass setting for facial nerve compound muscle action potential
recording?
1-250 to 1500 Hz
28
500 Hz
Artifact reject
,Term 7 of 245
The most frequent source of patient infection in the operating room derives from:
Airborne pathogens in the or
Contaminated surgical instruments
The patient's own endogenous flora
Infected staff members
Term 8 of 245
A watershed area lies between:
Between two major arteries
Only between arterial and venous systems
All of these choices are correct
Only between nerve pathways
Definition 9 of 245
Should not be placed near catheters leading into the heart or the great vessels
When placing PTN stim you shouldn't
Which of the following can improve horizontal resolution?
When placing pf you want the active electrode:
Stimulating electrodes during SEP
, Term 10 of 245
In the operating room, the stimulus intensity for activating a sensory nerve:
is determined by the type of anesthesia used
does not have an established boundary
is strictly defined by patient weight
must be set at a minimum of 10 ma
Term 11 of 245
Which response depends most highly on the precision of electrode placement on the scalp?
P37 of the PTN SSEP
N200 of the Visual Evoked Potential
P300 of the Auditory Evoked Potential
N100 of the P300
Term 12 of 245
To record the afferent volley after posterior tibial nerve stimulation, an electrode should be
placed on the
T5 Spine
C3 Cortex
S1 Nerve Root
L1 Vertebra
245 Multiple choice questions
Term 1 of 245
What is the noise reduction technique that best reduces EKG artifact in the SSEP?
Romberg sign
Common mode rejection
Artifact reject
Hicut filter
Term 2 of 245
Epileptiform discharges can be localized by:
Random spikes in a single channel
A consistent increase in amplitude across all channels
A complete absence of activity in one channel
A phase reversal between two channels
Term 3 of 245
Facial nerve spontaneous EMG is recommended to be recorded with:
Resection of thyroid tumors
Fluorescent lights
a pneumatic drill
Subdermal electrodes
,Term 4 of 245
What is the maximum allowable leakage of evoked potential instrument chassis current?
0.1 milliamperes
Postauricular myogenic response
100 microamperes
20.00 msec
Term 5 of 245
Electrode lead wires used in the operating room suite must be converted to safety connectors
(female electrodes) by
March, 1999
December, 2002
May, 2000
January, 2001
Term 6 of 245
What is the recommended bandpass setting for facial nerve compound muscle action potential
recording?
1-250 to 1500 Hz
28
500 Hz
Artifact reject
,Term 7 of 245
The most frequent source of patient infection in the operating room derives from:
Airborne pathogens in the or
Contaminated surgical instruments
The patient's own endogenous flora
Infected staff members
Term 8 of 245
A watershed area lies between:
Between two major arteries
Only between arterial and venous systems
All of these choices are correct
Only between nerve pathways
Definition 9 of 245
Should not be placed near catheters leading into the heart or the great vessels
When placing PTN stim you shouldn't
Which of the following can improve horizontal resolution?
When placing pf you want the active electrode:
Stimulating electrodes during SEP
, Term 10 of 245
In the operating room, the stimulus intensity for activating a sensory nerve:
is determined by the type of anesthesia used
does not have an established boundary
is strictly defined by patient weight
must be set at a minimum of 10 ma
Term 11 of 245
Which response depends most highly on the precision of electrode placement on the scalp?
P37 of the PTN SSEP
N200 of the Visual Evoked Potential
P300 of the Auditory Evoked Potential
N100 of the P300
Term 12 of 245
To record the afferent volley after posterior tibial nerve stimulation, an electrode should be
placed on the
T5 Spine
C3 Cortex
S1 Nerve Root
L1 Vertebra
