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CNIM TEST EXAM 1|| ACTUAL CNIM STUDY GUIDE ALL QUESTIONS AND 100% CORRECT ANSWERS ALREADY GRADED A+|| LATEST AND FULLY COVERED UPDATE WITH VERIFIED SOLUTIONS|| ASSURED PASS!!! $20.49   Add to cart

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CNIM TEST EXAM 1|| ACTUAL CNIM STUDY GUIDE ALL QUESTIONS AND 100% CORRECT ANSWERS ALREADY GRADED A+|| LATEST AND FULLY COVERED UPDATE WITH VERIFIED SOLUTIONS|| ASSURED PASS!!!

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CNIM TEST EXAM 1|| ACTUAL CNIM STUDY GUIDE ALL QUESTIONS AND 100% CORRECT ANSWERS ALREADY GRADED A+|| LATEST AND FULLY COVERED UPDATE WITH VERIFIED SOLUTIONS|| ASSURED PASS!!!

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  • November 3, 2024
  • 53
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • CNIM
  • CNIM
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kerrydanns
P a g e |1


CNIM TEST EXAM 1|| ACTUAL CNIM STUDY
GUIDE ALL QUESTIONS AND 100% CORRECT
ANSWERS ALREADY GRADED A+|| LATEST AND
FULLY COVERED UPDATE 2024-2025 WITH
VERIFIED SOLUTIONS|| ASSURED PASS!!!
Which of the following is a reason why a "false-negative" could occur? -
ANSWER> The lesion occurs in a structure not involved in the pathway being
monitored


The amplitude of the cortical response to posterior tibial SEP stimulation is at least
80% attenuated by - ANSWER> stimulation rates of 15 per second or higher


In a patient with hematocrit below 10%, the SSEP waveforms will - ANSWER>
increase in latency and decrease in amplitude


Which of the following responses increases linearly with an increase in stimulus
intensity? - ANSWER> Popliteal fossa


A 60 Hz artifact would most likely be caused by: - ANSWER> Infusion pump


A loss of SSEP response would most likely occur ________ to the surgical site. -
ANSWER> Rostral


During the exposure on an anterior cervical surgery, a sudden loss of the left
median nerve cortical response occurs. The subcortical response recorded from
A1-FpZ however, is unchanged. PTN responses are also unchanged. What should
you do? - ANSWER> Inform the surgeon of the change and indicate it is
consistent with a right middle cerebral artery infarct.

, P a g e |2




Most strokes associated with carotid endarterectomy occur: - ANSWER> After the
cross-clamp is released


What is the noise reduction technique that best reduces EKG artifact in the SSEP?
- ANSWER> Artifact reject


Which of the following is most likely associated with abnormal posterior tibial
SEPs? - ANSWER> Romberg sign


Risks of using needle electrodes include: - ANSWER> Bleeding


If you receive a shock from the chassis of your machine during monitoring you
should first: - ANSWER> Disconnect the patient


Loss of BAEP's during drilling of the internal auditory canal is most likely due to: -
ANSWER> Masking effect


Which of the following statements is False? - ANSWER> Heparin is administered
in the event of uncontrolled bleeding


When can the BAEP no longer be successfully performed? After resection of: -
ANSWER> Acoustic nerve


A 60 Hz notch filter should not be used for evoked potential recording because of:
- ANSWER> The ringing artifact that comes from distortion of the stimulus
artifact

, P a g e |3


A shocking sensation that occurs throughout the body during neck flexion is
called: - ANSWER> L'Hermittes sign


A negative potential at the positive input of a differential amplifier: - ANSWER>
Will be displayed downward at the output


The ground on a differential amplifier: - ANSWER> Is typically used as a
common reference for each of the inputs


The central conduction time for median nerve SSEP is: - ANSWER> P14 - N20


What type of EMG activity rarely indicates post-operative deficit? - ANSWER>
Spike


A differential amplifier with a Gain of 1,000,000 has a 0.2 uV signal at its positive
input and a 0.8 uV signal at its negative input. The output will be: - ANSWER> A
downward peak of 0.6 V


Switching from Isoflurane to an equivalent concentration of Desflurane may cause
what to happen? - ANSWER> A transient amplitude decrease as Des rapidly
enters the system and Iso slowly wears off


Gloves should be worn: - ANSWER> Whenever there is potential for exposure to
contaminants


Asynchronous bilateral stimulation: - ANSWER> Allows one to monitor left and
right responses on a single channel

, P a g e |4


If the bin width of your system is 20 uS, then the highest frequency signal that can
be resolved is: - ANSWER> 25 KHz


What is the maximum allowable chassis leakage current? - ANSWER> 0.1
milliamperes


Stimulation of the Peroneal nerve is perfomed: - ANSWER> Behind the head of
the Fibula


Which of the following drugs has an appreciable effect on peripheral nerve APs? -
ANSWER> None of these choices


Neurotonic discharges of facial nerve indicate: - ANSWER> Possible compromise
of facial nerve


Of the following, the most appropriate filter, timebase, and sensitivity for
monitoring of cortical ischemia during a carotid surgery are: - ANSWER> 0.3-70
Hz, 15 mm/sec, 3 uV/mm


A watershed area lies between: - ANSWER> All of these choices are correct


The primary risk associated with sublaminar wire placement is: - ANSWER>
Dorsal column injury


What is the period of a 200 Hz signal? - ANSWER> 5 mS


Demyelinating disorders will most commonly produce which VEP abnormality? -
ANSWER> Increased latency with relative preservation of amplitude

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