ABRET EP Exam || With complete solutions.

P100 of VEP is usually highest amplitude in montage correct answers MO-FZ Common mode rejection should be at least correct answers 10,000:1 How does limb temp affect peripheral conduction correct answers Decreases conduction velocity Which of the following is a common check size for pattern-reversal EP testing? correct answers 30 minutes What is the most characteristic of subdermal electrodes correct answers More susceptible to noise due to high impedances Voltage is 400 volts and the resistance is 50 ohms, the current equals correct answers 8 amperes What is the most sensitive setting per division correct answers 10 microvolts Absence of N20 obligate waveform may reflect correct answers Subcortical lesion of the ascending somatosensory pathway At what age does the median nerve SSEP central velocity reach adult values l? correct answers 8 years old When stimulating the left median nerve at the wrist, where should the ground be placed correct answers On left forearm Compared to surface electrodes, needle recording leads have correct answers Higher impedance Slow sampling rate may cause fast frequencies to appear slower correct answers Aliasing Long latency BAER, also called the cognitive EP or oddball paradigm is the correct answers P300 All components of BAER waveforms reach adult configuration by correct answers 3-6 months When recording EPs Which of the following filters does NOT produce a phase shift correct answers Digital On queens square setup the LT lead is located at what distance from the MO lead? correct answers 10cm What is recommended clock duration to use in BAERs correct answers 0.1 msec Ratio of amplifier output voltage to input voltage correct answers Recording gain