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Fundamental Concepts CNIM Exam Questions And Answers With Verified Solutions Already Passed!!!
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Fundamental Concepts CNIM Exam Questions And Answers With Verified Solutions Already Passed!!!
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Fundamental Concepts CNIM ExamQuestions And Answers With Verified
Solutions Already Passed!!!
what spinal disorder causes a forward displacement of the vertebra that is
commonly seen in the 5th lumbar vertebra - ANSWER✔✔ spondylolisthesis
the number of data points and the sweep time determine - ANSWER✔✔
horizontal resolution
what is the minimum sampling rate for the nyquist frequency? - ANSWER✔✔
more than double the fastest frequency of the waveform
what type of glial cells make up the myelin sheath of the peripheral nervous
system? - ANSWER✔✔ schwann cells
during a CEA, collateral perfusion is maintained by.. - ANSWER✔✔ circle of willis
to improve the signal-to-noise ratio by a factor of 100, what is the required
number of responses to be averaged? - ANSWER✔✔ 10,000
in spinal surgery, the primary purpose of the popliteal fossa recording electrode is
to.. - ANSWER✔✔ verify adqeuacy of stimulus
the surgical site for a posterior fossa tumor surgery requires adjustment of the
standard SSEP recording electrodes. which adjustments should be made? -
ANSWER✔✔ move C5S lateral
,when removing a pituitary tumor via the nasal passage, the surgeon must
produce a hole in what? - ANSWER✔✔ sphenoid bone
when performing IOM for an intraoperative MRI case, use of electrodes that are
not MRI-conditional may result in.. - ANSWER✔✔ thermal burns
if 100 trials are required to achieve a signal-to-noise ratio of 2:1, how many trials
must be theoretically averaged to increase the signal-to-noise ratio to 20:1? -
ANSWER✔✔ 10,000
where is the central relay station for sensory information that is located between
the cerebrum and the spinal cord? - ANSWER✔✔ thalamus
what is a slow growing tumor that can directly affect balance and hearing? -
ANSWER✔✔ acoustic neuroma
what is the resting membrane potential of a neuron? - ANSWER✔✔ -70mV
evoked potential data are obliterated with.. - ANSWER✔✔ monopolar cautery
what is the segmental motor innvervation of the peroneus longus? - ANSWER✔✔
L4,L5,S1
, medical history relevant to IONM for a thoracic aortic aneurysm repair includes...
- ANSWER✔✔ associated symptoms, associated crawford levels and previous
neurological deficits
which cranial nerves should be monitored during a MVD for trigeminal neuralgia?
- ANSWER✔✔ V and VII
What type of electrode allows for high current density? - ANSWER✔✔ needle
during a C5 foraminotomy, the train free-run EMG is seen in the right deltoid
channel. all of the following may be causing this activity except.. - ANSWER✔✔
ischemia of the nerve
due to relative in excitability of the motor cortex in the pediatric population,
direct cortical stimulation may not be suitable in patients less than.. -
ANSWER✔✔ 5 years of age
what abnormality can a defect in lower motor neurons cause? - ANSWER✔✔
flaccid paralysis
which of the following opposes any change in current? - ANSWER✔✔ inductance
when placing a stimulator probe on the ankle for intraoperative SSEP monitoring
of the lower extremities for ACDF, which of the following is most appropriate?
(sorry for no options, but this answer is the same on every test) - ANSWER✔✔
never wrap tape or band completely around the ankle
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