Cnim eeg - Study guides, Class notes & Summaries

CNIM Practice Exam 1 During a median nerve preoperative study, a patient has discomfort at the wrist. Stimulation electrodes are 10 mm gold disk, stimulus intensity is 20 mA, and stimulus duration is 100 μsec. Which of the following would most likely reduce the patient's discomfort while maintaining adequate stimulation? - Decrease number of repetitions What is not an advantage of epidural recordings? - Absence of significant artifact The stimulation rate is determined by the - ana...

2024 CNIM Study Guide (NTI) Latest Questions With Complete Grade A Answers 1. D wave is recorded from Answer: Spinal Cord (epidural space) 2. Asynchronous vs. Synchronous EEG patterns Answer: - Synchronous - general symmetry, or lateral symmetry: Stimulation in both left and right limb simulatneously - Asynchronous - 2 independent lateralized patterns: Stimulation is given on alternating. First left side then right side 3. What is the posterior pathway? Answer: the dorsal column-me...

CNIM Study Guide (NTI) D wave is recorded from Spinal Cord (epidural space) Asynchronous vs. Synchronous EEG patterns - Synchronous - general symmetry, or lateral symmetry: Stimulation in both left and right limb simulatneously - Asynchronous - 2 independent lateralized patterns: Stimulation is given on alternating. First left side then right side What is the posterior pathway? the dorsal column-medial lemniscus pathway (sensory pathway) What are the active and obligate peaks? (field, ...

nstrumentation Section- CNIM Cortical EPs - answer-Amplitudes of up to 10 uV or MORE; Latencies over 10-20 msec; Near Field recordings Subcortical EPs - answer-Latencies less than 10-20 msec; Amplitudes less than 1 uV; Far Field Peripheral EPs: Near or far field? - answer-Near Field Subcortical Peaks: Upper SEP - answer-P14, N18 Subcortical Peaks: Lower SEP - answer-P31, N34 Subcortical Peaks: Baers - answer-Wave 3, wave 5 Horizontal Resolution: Frequency or Amplitude? - answer-Frequency...

Which investigators were most instrumental in validating Berger's discoveries? correct answer: Adrian and Matthews Who developed a one channel system for Fourier Analysis? correct answer: Fred Gibbs and Albert Grass Where did Frederic Gibbs, William Lennox, and Hallowell Davis work together? correct answer: Harvard The discovery of electromagnetism lead to the development of _____. correct answer: Galvanometers Who is considered the first to record spontaneous electrical activit...

CNIM Practice Exam 1 Which of the following is least likely to cause electrical interference in the operating room? - The pneumatic drill If the monitoring instrument develops an inability to average, steps to take would include all the following except:? - Consult with the anesthesiologist anesthesia changes Lying between the adjacent surfaces of the vertebral bodies and bonding them together, are the: ? - Intervertebral discs The dorsal column pathways synapse at which loci on t...

CNIM FREQUENT QUESTIONS WITH 100% CORRECT ANSWERS A patient with a body temperature of 30 degrees C will have: A- Decreased latencies B- Decreased latencies, decreased amplitudes C- Increased latencies D- Increased latencies, decreased amplitudes CORRECT ANSWER C- Increased latencies The P31 response to posterior tibial nerve stimulation: A- Is recordable over a generalized region of scalp B- Is best recorded by an electrode placed at CS5 C- Is generated by the thalamus D- Reflec...

Which investigators were most instrumental in validating Berger's discoveries? - Answer- Adrian and Matthews Who developed a one channel system for Fourier Analysis? - Answer- Fred Gibbs and Albert Grass Where did Frederic Gibbs, William Lennox, and Hallowell Davis work together? - Answer- Harvard The discovery of electromagnetism lead to the development of _____. - Answer- galvanometers Who is considered the first to record spontaneous electrical activity from the brain of humans? ...

CNIM PRACTICE EXAM 1 REVIEW QUESTIONS AND ANSWERS, 100% ACCURATE, VERIFIED/ Which of the following is least likely to cause electrical interference in the operating room? - -The pneumatic drill If the monitoring instrument develops an inability to average, steps to take would include all the following except:? - -Consult with the anesthesiologist anesthesia changes Lying between the adjacent surfaces of the vertebral bodies and bonding them together, are the: ? - -Intervertebral discs ...

CNIM Practice Exam 1 Questions And Answers (Updated And Verified) Which of the following is least likely to cause electrical interference in the operating room? - answerThe pneumatic drill If the monitoring instrument develops an inability to average, steps to take would include all the following except:? - answerConsult with the anesthesiologist anesthesia changes Lying between the adjacent surfaces of the vertebral bodies and bonding them together, are the: ? - answerIntervertebral disc...