KROK 1 2016 – Question 49 · KROK (Medicine) · Human Anatomy

A man arrived into a traumatological department with a trauma of the right shoulder. Examination revealed a displaced humeral shaft fracture on the right in the middle one-third of the humerus; the patient cannot extend the fingers of his right hand. What nerve is damaged?

  1. A. Axillary
  2. B. Ulnar
  3. C. Radial
  4. D. Median
  5. E. Musculocutaneous
Hint

Think about which nerve lies against the bone at the level of the fracture and which group of forearm muscles it supplies.

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