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CNIM ABRET Questions And Answers With Verified Solutions Already Passed!!! Rated A+
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CNIM ABRET Questions And Answers With Verified Solutions Already Passed!!! Rated A+
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CNIM ABRET Questions And AnswersWith Verified Solutions Already
Passed!!! Rated A+
in which of the following evoked potentials is the scalp position of recording
electrodes most critical? - ANSWER✔✔ Lower extremitity SSEP
if an evoked potential has a voltage of 10 uV and the associated noise has a
voltage of 50uV, waht is the signal to noise ration after 100 averages responses? -
ANSWER✔✔ 2:1
To display median nerve SSEP response as an upward deflection, which of the
following must be known? - ANSWER✔✔ waveform polarity and polarity
convention of the amplifier inputs
If an amplifier is rated as having 120dB common mode rejection ratio, which of
the following ratios of in-phase to out-of-phase signals would be expected? -
ANSWER✔✔ 1,000,000:1
which cranial nerves innervate the extraocular muscles? - ANSWER✔✔ abducens
which is a SSEP far-field subcortical potential - ANSWER✔✔ N34 (UE far-field
subcortical)
what is the segmental motor innervation of the pernoeus longus? - ANSWER✔✔
L4, L5, S1
, what opposes any change in current? - ANSWER✔✔ Inductance
the dorsal column pathways synapse at which loci on their way to the sensory
cortex? - ANSWER✔✔ nucleus cuneatus and thalamus
With referential recording, maximal amplitude cortical evoked potentials
following stimulation of the left posterior tibial nerve usually would be found
between - ANSWER✔✔ C3 and Cz
For preoperative posterior tibial SSEPs, which of the following would be the best
ipsilateral location for the ground electrode? - ANSWER✔✔ Calf
To record the afferent volley after posterior tibial nerve stimulation, an electrode
should be placed on the: - ANSWER✔✔ T5 spine
Which of the following would result in the best resolution in the analog-to-digital
converter process? - ANSWER✔✔ The maximal peak-to-peak signal amplitude
should match the converter range
An increase in stimulation intensity causes a linear increase of which of the
following SSEP components? - ANSWER✔✔ P31
Epidural electrodes are made of platinum because: - ANSWER✔✔ Other metals
may become toxic when currents are applied
During a median nerve preoperative study, a patient has discomfort at the wrist.
Stimulation electrodes are 10mm gold disk, stimulus intensity is 20mA, and
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