SSEPs Exam Questions With 100%
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If the OR is very cold, what component of your median nerve SSEPs
would you most likely expect to see changes in latency?
a. N20
b. N13
c. N9
d. all waveforms -
correct answer ✅all waveforms
In posterior fossa craniotomy surgery for a large tumor with
unilateral hearing loss, the appropriate modalities to monitor
would be:
a. contralateral BAER, median nerve SSEP, and facial nerve
b. ipsilateral BAER and facial nerve
c. facial nerve and contralateral median nerve
d. ipsilateral BAER -
correct answer ✅contralateral BAER, median nerve SSEP, and facial
nerve
What is the effect on SSEPs of 50 ug/kg fentanyl?
a. increased latency, decreased amplitude
b. no change
, SSEPs Exam Questions With 100%
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c. decreased latency, increased amplitude
d. slightly increased latency, no change in amplitude -
correct answer ✅slightly increased latency, no change in
amplitude
In order to record cortical SSEPs during intraoperative monitoring of
the thoracolumbar spinal cord, and electrode should be placed:
a. 2 cm posterior to Pz
b. 2 cm anterior to Cz
c. 2 cm posterior to Cz
d. 2 cm posterior to C3 and C4 -
correct answer ✅2 cm posterior to Cz
(for maximal recording of P37 since sx is thoracolumbar)
Unstable blood pressure during SSEP monitoring in the OR affects
cortical EPs resulting in:
a. fluctuating latencies
b. fluctuating amplitudes
c. fluctuating amplitudes and latencies
Verified Answers
If the OR is very cold, what component of your median nerve SSEPs
would you most likely expect to see changes in latency?
a. N20
b. N13
c. N9
d. all waveforms -
correct answer ✅all waveforms
In posterior fossa craniotomy surgery for a large tumor with
unilateral hearing loss, the appropriate modalities to monitor
would be:
a. contralateral BAER, median nerve SSEP, and facial nerve
b. ipsilateral BAER and facial nerve
c. facial nerve and contralateral median nerve
d. ipsilateral BAER -
correct answer ✅contralateral BAER, median nerve SSEP, and facial
nerve
What is the effect on SSEPs of 50 ug/kg fentanyl?
a. increased latency, decreased amplitude
b. no change
, SSEPs Exam Questions With 100%
Verified Answers
c. decreased latency, increased amplitude
d. slightly increased latency, no change in amplitude -
correct answer ✅slightly increased latency, no change in
amplitude
In order to record cortical SSEPs during intraoperative monitoring of
the thoracolumbar spinal cord, and electrode should be placed:
a. 2 cm posterior to Pz
b. 2 cm anterior to Cz
c. 2 cm posterior to Cz
d. 2 cm posterior to C3 and C4 -
correct answer ✅2 cm posterior to Cz
(for maximal recording of P37 since sx is thoracolumbar)
Unstable blood pressure during SSEP monitoring in the OR affects
cortical EPs resulting in:
a. fluctuating latencies
b. fluctuating amplitudes
c. fluctuating amplitudes and latencies
