Tibial far field response - Study guides, Class notes & Summaries

When recording a posterior tibial nerve SSEP, the Fpz ‐ C5s channel records A- subcortical near‐field potentials B- the Erb's point potential C- stationary lumbar potentials D- subcortical far ‐ field potentials - Answer D In the 10 ‐ 20 system of electrode placement, the point 20% (of the nasion‐inion distance) anterior to Cz is called A- Fz B- Fpz C- C1 D- Pz - Answer A An electrode 20% lateral to Cz on the right using 10 ‐ 20 system is A- T3 B- A2 C- C4 D- C...

Multiple sclerosis, spinal cord injury, and brain trauma can lead to debilitating spasticity that has been relieved in some patients following: - CORRECT ANSWER selective dorsal rhizotomy If a 10 microvolt signal inside 50 microvolts of noise is averaged for 100 traces, the final signal to noise ratio will be: - CORRECT ANSWER 2:1 A patient in a state of surgical anesthesia using nitrous oxide is likely to have a drop in SSEP amplitudes of - CORRECT ANSWER 0.75 What is the minimum bandp...

CNIM ABRET QUESTIONS WITH CORRECT ANSWERS in which of the following evoked potentials is the scalp position of recording electrodes most critical? CORRECT ANSWER Lower extremity SSEP if an evoked potential has a voltage of 10 uV and the associated noise has a voltage of 50uV, waht is the signal to noise ration after 100 averages responses? CORRECT ANSWER 2:1 To display median nerve SSEP response as an upward deflection, which of the following must be known? CORRECT ANSWER waveform polarit...

CNIM NEWEST 2024 ACTUAL EXAM COMPLETE 491 QUESTIONS AND CORRECT DETAILED ANSWERS (VERIFIED ANSWERS) |ALREADY GRADED A+

CNIM APPARENTLY ON THE ACTUAL TEST QUESTIONS WITH CORRECT ANSWERS An increase in stimulation intensity causes a linear increase of which of the following SSEP components? 1. N20 2. N45 3. P31 4. P37 CORRECT ANSWER 3. P31 Epidural electrodes are made of platinum because 1. It is the most durable metal 2. It is the lowest impedance metal 3. The chance of allergic reaction is eliminated 4. Other metals may become toxic when currents are applied CORRECT ANSWER 4. Other metals may become ...

ANASTAMOSIS? - -CONNECTION or opening BETWEEN two things (especially cavities or passages) that are normally diverging or branching, such as between blood vessels. -COMMUNICATION BETWEEN ARTERIES What causes the most airborne bacteria in OR? a. blood on gown b. blood spill c. skin shed d. patient vent - c. skin shed Nerve that innervates 4th and 5th fingers? - Ulnar Nerve Problem with Bilateral Synchronus Stim? - Can mask unilateral problems No N20 at baseline could mean? - Stroke ...

CNIM Final Exam Questions With 100% Correct Solutions | Latest Update Graded A+. On the SSEP, the electrode at ________ records a spinal cord response 1. T12 2. CPz 3. the iliac crest 4. the popliteal fossa - Answer T12 Projecting laterally from the junction of the pedicle and lamina and serving as a lever for muscle and ligaments, are the 1. intervertebral discs 2. mamillary processes 3. intervertebral foramen 4. transverse processes - Answer Transverse processes Synaptic transmissio...

ANASTAMOSIS? - correct answer -CONNECTION or opening BETWEEN two things (especially cavities or passages) that are normally diverging or branching, such as between blood vessels. -COMMUNICATION BETWEEN ARTERIES What causes the most airborne bacteria in OR? a. blood on gown b. blood spill c. skin shed d. patient vent - correct answer c. skin shed Nerve that innervates 4th and 5th fingers? - correct answer Ulnar Nerve Problem with Bilateral Synchronus Stim? - correct answer Can mas...

An increase in stimulation intensity causes a linear increase of which of the following SSEP components? 1. N20 2. N45 3. P31 4. P37correct answer - 3. P31 Epidural electrodes are made of platinum because 1. It is the most durable metal 2. It is the lowest impedance metal 3. The chance of allergic reaction is eliminated 4. Other metals may become toxic when currents are appliedcorrect answer - 4. Other metals may become toxic when currents are applied During a median nerve preope...

The initial waveform recorded of a near-field potential is 1. always obscured by stimulus artifact 2. negative due to depolarization of membrane potentials 3. positive due to electronic depolarization of the membrane under the recording electrode 4. of very low amplitude due to the significant distance between the generator and recording electrode - Answer Positive due to electrotonic depolarization of the membrane under the recording electrode Nerves of the body, such as the ulnar, medi...