Wonderlic 50 questions and Answers with complete solution (Download to get an A)
Question : An increase in stimulation intensity causes a linear
increase of which of the following SSEP components?
N20
N45
P31
P37
Correct answer: 3. P31
Question : Epidural electrodes are made of platinum because
It is the most durable metal
It is the lowest impedance metal
The chance of allergic reaction is eliminated
Other metals may become toxic when currents are applied
Correct answer: 4. Other metals may become toxic when
currents are applied
Question : 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 usec. Which of the following would most likely reduce the patients discomfort while maintaining adequate stimulation?
Increase stimulus duration
Use larger stimulating electrode
Use smaller stimulating electrode
Decrease stimulus intensity below motor threshold
Correct answer: 2. Use larger stimulating electrode
Question : Which of the following would enhance wave I of
the BAEP?
Increase the rate
Increase the intensity
Decrease the analysis time
Decrease the number of repetitions
Correct answer: 2. Increase the intensity
Question : In BAEPs, wave I can most easily be differentiated
from cochlear microphonics based upon
Amplitude
Morphology
Click polarity
Absence in contralateral recording
Correct answer: 3. Click polarity
Question : What is the interstimulus interval of a 50 Hz click
stimulus?
0.02 msec
0.20 msec
0.50 msec
20.00 msec