Physiology of nerve function affecting the spinal cord and emerging nerves

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QUESTION 1 OF 4

A patient is unable to plantarflex at their ankle joint following percutaneous iliosacral screw fixation of an unstable sacroiliac joint. 
Which spinal nerve does this complication correlate to?

QUESTION ID: 1125

1. A. L4
2. B. L5
3. C. S1
4. D. S2
5. E. S3
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QUESTION 2 OF 4

A 29 year-old-man has brachialgia with weak wrist extension. 
What MRI findings are consistent with this?

QUESTION ID: 1311

1. C4/5 central disc
2. C5/6 foraminal disc
3. C6/7 central disc
4. C6/7 foraminal disc
5. C7/T1 central disc
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QUESTION 3 OF 4

A 70-year-old man with back and leg pain has weak resisted ankle dorsiflexion. 

QUESTION ID: 1313

1. L3/4 extraforaminal stenosis
2. L3/4 foraminal stenosis
3. L3/4 lateral recess stenosis
4. L4/5 central stenosis
5. L4/5 lateral recess stenosis
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QUESTION 4 OF 4

A 50-year-old man with weak resisted big toe extension, has foraminal stenosis on his MRI. 
What treatment option would be most appropriate?

QUESTION ID: 1314

1. L4/5 Anterior Lumbar Interbody Fusion(ALIF)
2. L4/5 laminectomy
3. L4/5 Posterior Lumbar Interbody Fusion PLIF L5/S1 (PLIF)
4. L5/S1 Extreme Lateral Interbody Fusion(XLIF)
5. L5/S1 Transforaminal Lumbar Interbody Fusion (TLIF)
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