ACNS Guidelines - Notes from PDFs- Questions With Complete Solutions

Monitoring physician correct answer: Should be licensed in the state and privileged to interpret neurophysiologic testing in the hospital. They are responsible for interpretation of data. How many cases is it recommended the online physician monitor at once? correct answer: No more than three cases concurrently What should monitoring system include? correct answer: the capacity to: display raw data and continuous trends store time/date of recorded waveforms trigger stim of potentials such as EMG, peripheral or cranial nerve record free run signals record technologist's notes with waveform data retrieve and review recorded data for post-hoc analysis automatic artifact rejection remote, real time display of data Can post-hoc analysis replace real time interpretation by physician? correct answer: No What is the limit on total chassis leakage? correct answer: 100 uA What is the limit on chassis leakage for isolated patient connections? correct answer: 10 uA The grounding system should ensure that no voltage greater than ________ can be measured across an impedance of ______________, typically at _____ Hz, between any combo of exposed or conductive surfaces or grounding conductors that may be in contact with patient or personnel. correct answer: 20 mV rms, 1000 ohms, 60 Hz How often must IONM systems be inspected? correct answer: At least twice a year True or false: interpreter should be cognizant that changes in data may be just as marked with hypotension and cardiovascular