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CNIM Exam 3 questions and answers (latest update with verified solutions)
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CNIM Exam 3 questions and answers (latest update with verified solutions)
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CNIM Exam 3 questions andanswers 2025-2026(latest update
with verified solutions)
Nerves of the body, such as the ulnar, median, and femoral, are
formed from the:
white matter of the spinal cord
dorsal and ventral rami
cervical spinal cord
ventral ganglion - answer dorsal and ventral rami
Which of the following can inhibit the postsynaptic neuron?
gamma amino butyric acid
acetylcholine
para amino butyric acid
glutamate - answer gamma amino butyric acid = GABA
The posterior tibial nerve arises from which branch of the sciatic
nerve?
superior tibial
superior peronea
internal popliteal
external popliteal - answer superior tibial
What is the effect on SSEPs of 50μg/kg fentanyl?
,Increased latency, decreased amplitude
No change
Decreased latency, increased amplitude
Slightly increased latency, no change in amplitude - answer
Slightly increased latency, no change in amplitude
Which of the following can cause generalized seizure activity?
Enflurane
Isoflurane
Halothane
Nitrous oxide - answer Enflurane
What intravenous drug is used to maintain hypotension?
Propofol
Medazolam
Methohexital
Nutroprusside - answer Nutroprusside
A patient in a state of surgical anesthesia using nitrous oxide is
likely to have a drop in SSEP amplitudes of
50%
75%
30%
99% - answer 75%
If wave I is present in the contralateral ear montage this could be
caused by:
The wrong click polarity
, Insufficient contralateral masking
Too rapid a stimulus rate
Bone conduction of stimulus artifact - answer Insufficient
contralateral masking
An optimal repetition rate for intraoperative BAEPs is:
4.7 Hz
15 Hz
31 Hz
67 Hz - answer 31 Hz
Must be greater than 5 Hz and not a multiplier of 60Hz
Of the following, the peak equivalent SPL of a click should be
calibrated at:
500 Hz
1000 Hz
5000 Hz
10000 Hz - answer 1000 Hz
Which of the following potentials will reverse with click polarity?
Summating potential
Cochlear microphonic
CAP (cochlear action potential)
Wave V - answer Cochlear microphonic
The most diagnostic part of the BAEP is:
Wave I latency
Wave V amplitude
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