Cnim practice exam Study guides, Class notes & Summaries

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 -...

"Central Cord Syndrome" results in: - Loss of function at the level damaged due to disruption of gray matter Harrington Instrumentation includes? - Rods A "MAC" (minimal alveolar concentration) is: - The concentration at which 1/2 of the subjects move in response to stimulation such as a surgical incision A contraindication for the use of transcranial magnetic stimulation is - A cardiac pacemaker in place A false negative test? - Means that the test results do not show an abnormality w...

CNIM Practice Exam 1 Questions with Complete Solutions.

"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 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...

CNIM practice exam #2 100% Solved Universal precautions eliminate potential contact with body fluids that transmit: electrical current bloodborne pathogens meningitis bacteriostatic viruses - ANSbloodborne pathogens When at the state of surgical anesthesia, the principal effect of Etomidate on evoked potentials is to: decrease amplitudes increase latencies increase amplitudes decrease absolute latencies - ANSincrease amplitudes The sensitivity setting on an amplifier set to produce a...

Forward movement of one of the lower lumbar vertebra on the vertebra below it, or upon the sacrum - answer--Spondylolisthesis is: 1 Forward movement of one of the lower lumbar vertebrae on the vertebrae below it, or upon the sacrum 2 Ankylosis of the vertebrae 3 Neurofibromatosis 4 Deterioration of the spinal cord gray matter which is replaced by a large cyst Sciatic nerve - answer--The common peroneal nerve arises at the superior angle of the popliteal fossa from the: 1 Superior tibial ...

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...

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...

2024 CNIM Practice Exam 2 New Full Exam Questions and Answers ( Included ) 100% Correct 1. Universal precautions eliminate potential contact with body fluids thattransmit: electrical current bloodborne pathogens meningitis bacteriostatic viruses Answer: bloodborne pathogens 2. When at the state of surgical anesthesia, the principal effect of Etomidateon evoked potentials is to: decrease amplitudes increase latencies increase amplitudes decrease absolute latencies Answer: increas...