CNIM Section II questions with correct answers

An objective measure of meaningful change to use to warn the surgeon is the - Answer 50% amplitude decrease. D-Wave amplitude_ and latency as you move caudally down the spinal cord. - Answer decreases, increases Where is the BAEP wave V generated? - Answer Midbrain Electrocochleogram (EcochG) - Answer All are correct The absence of N20 obligate waveform may reflect a - Answer Subcortical lesion of the ascending somatosensory pathway What is the effect of nerve ischemia on EMG? - Answer No detectible EMG activity The stimulation rate most suitable for tibial SSEP monitoring is: - Answer 2.1 Hz. According to the ACNS guidelines, what is the most appropriate repetition rate for SSEP stimulation? - Answer 2-8/sec