Gross Anatomy USMLE Step 1 Practice Question
A 34-year-old woman develops forearm pain and hand weakness after a supracondylar fracture is placed in a cast. When asked to make an OK sign, she presses the pads of the thumb and index finger together instead of forming a circle. Sensation in the hand is normal. Injury to which of the following nerves best explains these findings?
Answer choices
- AMedian nerve
- BMusculocutaneous nerve
- CAnterior interosseous nerveCorrect answer
- DUlnar nerve
- ERadial nerve
- FPosterior interosseous nerve
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