CNIM Practice Exam 1| 249 Questions| With Complete Solutions

Which of the following is least likely to cause electrical interference in the operating room? correct answer: The pneumatic drill If the monitoring instrument develops an inability to average, steps to take would include all the following except:? correct answer: Consult with the anesthesiologist anesthesia changes Lying between the adjacent surfaces of the vertebral bodies and bonding them together, are the: ? correct answer: Intervertebral discs The dorsal column pathways synapse at which loci on their way to the sensory cortex? correct answer: Nucleus cuneatus and thalamus Ground electrodes for SSEP recordings? correct answer: Are best placed between stimulation and recording electrodes A significant reduction in amplitude of ABR wave V can result from? correct answer: Intravenous lidocaine Although the use of electrical cautery can obliterate EP waveforms, intraoperative monitoring should be continued? correct answer: By monitoring the raw (unaveraged) data The effects of halogenated agents on the cortical somatosensory evoked potentials are? correct answer: An increase in latencies and a decrease in amplitudes The area of greatest risk for ischemic injury during carotid endarterectomy is? correct answer: The middle cerebral artery Which of the following most likely reflects sustained traction or compression of a nerve during EMG? correct answer: A "train" response