CNIM PRACTICE QUESTIONS.

CNIM PRACTICE QUESTIONS. ___________ is the single most important step taken to avoid contamination. a. washing hands b. using a transportation barrier c. using gloves d. using protective eyewear - a. washing hands "Case specific monitoring" should include: a. the number of channels you will use for each case b. the modality(s) you will monitor for a specific case c. the anesthetic regimen used for each case d. the machine you will use for each case - b. the modality(s) you will monitor for a specific case "Electrode impedance" is defined as opposition to: a. direct current flow b. alternating current flow c. differential current flow d. 60 Hz artifact - b. alternating current flow "Hearing Level" (HL) is defined as the: a) average threshold intensity of normally hearing young adults b) Intensity of long duration sound that has the same amplitude as the peak SP of a short duration sound c) Lowest intensity that an average eardurm can hear d) Inverse of the sound pressure level - a) average threshold intensity of normally hearing young adults "Hearing level" (HL) is defined as the: a. lowest intensity that an average ear drum can hear b. average threshold intensity of normally hearing young adults c. inverse of the sound pressure level d. intensity of a long duration sound that has the same amplitude as the peak SPL of a short duration sound - b. average threshold intensity of normally hearing young adults "Separation of joint surfaces without rupture of their binding ligaments and without displacement" defines which term: a. derotation b. decompression c. distraction d. traction - c. distraction 30-50% reduction in D-wave response amplitude coupled with unchanged TcMEP responses predicts which neurological outcome? a. unchanged b. permanent paralysis c. transient paralysis d. hemiparesis - a. unchanged A "ground loop" is created when: a. Two recording electrodes are connected to two separate input boxes of the same instrument b. The patient is grounded by the large electrocautery ground that resembles a loop c. Two separate devices are attached to the same patient and have two separate grounding connections d. Separate equipment attached to the same patient have current-limiting grounds - c. Two separate devices are attached to the same patient and have two separate grounding connections A bipolar stimulator allows the surgeon to: a) Be more specific in identifying structures b) Stimulate larger areas c) Use a higher stimulus intensity d) Use a shorter stimulus duration - a) Be more specific in identifying structures A Carotid Endarterectomy is performed to remove __________ from the artery a. red blood cells b. plaque c. white blood cells d. edema - b. plaque A condensation click: a. causes the tympanic membrane to move outward b. causes the headphone diaphragm to move away from the tympanic membrane c. causes the headphone diaphragm to displace toward the tympanic membrane d. delivers the loudest sounds to the tympanic membrane - c. causes the headphone diaphragm to displace toward the tympanic membrane A constant voltage stimulator: a. varies the current in order to maintains a preset voltage level b. maintains a current level of 10 mA c. maintains a constant voltage of 100 volts d. varies the output in order to maintain