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CNIM Exam Questions To Re-Study Questions And Answers With Verified Solutions 100% Correct!!!
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CNIM Exam Questions To Re-Study Questions And Answers With Verified Solutions 100% Correct!!!
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CNIM Exam Questions To Re-StudyQuestions And Answers With Verified
Solutions 100% Correct!!!
What is the initial event that occurs when the action potential threshold of a
neuron is reached? - ANSWER✔✔ Voltage gated Sodium channels open
What does the sodium potassium pump do? - ANSWER✔✔ Pumps K+ into cell and
Na out of cell
Which of the following has the greatest effect on SSEP Monitoring?
-Fentanyl
-Diazepam
-Pavulon
-Sevoflourane - ANSWER✔✔ -Diazepam
Which of the following is a barbituate?
-Remifentanil
-Methohexital
-Curare
-Nitrous Oxide - ANSWER✔✔ -Methohexital
Desflurane has more rapid onset and recovery than isolfurane because: -
ANSWER✔✔ Desflurane has a HIGHER blood solubility than Isoflurane
,Which SSEP peaks are more affected by Desflurane? - ANSWER✔✔ -Later cortical
peaks will be more affected than earlier peaks, so if you're comparing N20 to
P100 the answer will be P100
What will fentanyl infusion do to our signals? - ANSWER✔✔ Increase latency and
decrease amplitude
If you have a lot of high frequency noise in your BAEPs you can change your filter
from: - ANSWER✔✔ 2500-1500 Hz
If sound intensity is increased from 20 dB to 40 dB then the sound pressure has
increased by a factor of?
What is SPL and its equation? - ANSWER✔✔ 10
-SPL is sound pressure level, the equation for it i:
dB= 20log(Pressure)
in order to find the factor by which sound intensity has increased by, plug in dB,
solve for P, and divide the two Ps
Where is BAEP wave V generated - ANSWER✔✔ midbrain
In BAEPs, what do CNS depressants cause? - ANSWER✔✔ Minimal effects in
BAEPs
For audiograms, threshold of hearing is measured in - ANSWER✔✔ dB HL
, What montage will help you discern wave IV and V in a BAEP - ANSWER✔✔ Cz-
Contralateral ear
What are the optimal filter settings for recording BAEPs? - ANSWER✔✔ 10-30 Hz
to 2500-3000 Hz
Optimal repetition rate for BAEPs?
Most Appropriate ISI for BAEPs? - ANSWER✔✔ RR: 56 Hz
ISI: 33-90 ms
Acceptable sweep for BAEPs?
Appropriate analysis time for BAEPs? - ANSWER✔✔ Sweep: 10-15 msec
Analysis time: 15 mS
BAEPs: masking level of what to eliminate crossover? - ANSWER✔✔ 60 dB HL
What's the most common reason for loss of BAEPs during retromastoid
microvascular decompression? - ANSWER✔✔ Compromised vascular supply
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