Cnim practice exam 1 Study guides, Class notes & Summaries

CNIM Practice Exam 1 EXAM LATEST 2023- 2024 ACTUAL EXAM QUESTIONS AND CORRECT ANSWERS (VERIFIED ANSWERS) |ALREADY GRADED A+ What is a benefit of using epidural electrodes? - CORRECT ANSWER They are highly sensitive Which muscle is innervated by L5 nerve root? - CORRECT ANSWER Tibialis Anterior Reversible loss of ABRs indicate - CORRECT ANSWER Complete neurological recovery Common Mode Rejection: - CORRECT ANSWER Is the cancellation of signals that are common to both inputs of th...

-70mV inside the cell - A typical resting membrane potential of a neuron is: 1 +20 mV inside the cell 2 -20 mV inside the cell 3 +70 mV inside the cell 4 -70 mV inside the cell .1 mA - What is the max allowable chassis leakage current? 1 10 uA 2 20 uA 3 .1 mA 4 10 mA 0.1 to 10 uV - Electrical amplitude of the SSEPs is: 1 0.1 to 10 uV 2 10 to 100 uV 3 100 to 1000 uV 4 1000 to 10,000 uV 0.3-70 Hz, 15 mm/sec, 3uV/mm - Of the following, the most appropriate filter, timebase, and sens...

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

CNIM Practice Exam 1During 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? - correct answer Decrease number of repetitions What is not an advantage of epidural recordings? - correct answer Absence of significant artifact The stimulation rate i...

Your initial signal amplitude is 0.5 μV inside a background noise of 2 μV, what will the signal to noise ratio be after 400 averages? - 5 You would expect a loss of BAEPs in which surgery? - Pontine glioma You want your vertical resolution to: - Match the amplitude of your input to maximize the signal You want to have matching impedances so that: - You can maximize your common mode rejection You record a spinal potential to: - Establish an AP Why is platinum used in epidural recordings -...

CNIM Practice Exam 1 Question and answers rated A+ 2024 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? - correct answer Decrease number of repetitions What is not an advantage of epidural recordings? - correct...

"Pre stimulus triggering? - Includes a period of recording before the stimulus A "beanbag" is often used: - In the lateral position A 60 Hz artifact will most likely be caused by: - Microscope A CMAP response to proximal facial nerve stimulation following tumor removal would indicate? - An intact neuromuscular pathway A condensation click - Causes the headphone diaphragm to displace toward the tympanic membrane A constant voltage stimulator - Varies the current in order to maintain a p...

CNIM Practice Exam 1 Question and answers rated A+ 2024 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? - correct answer Decrease number of repetitions What is not an advantage of epidural recordings? - correct answer Absence of significa...

CNIM PRACTICE EXAM 1 QUESTIONS AND CORRECT ANSWERS

CNIM PRACTICE EXAM 1 QUESTIONS AND CORRECT ANSWERS.