This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Miscellaneous, Subject name: Orthopaedics
Which one of the following nerve is injured in Fracture shaft of humerus? 
Select and explain. 
A. Median nerve, B. Radial nerve, C. Axillary nerve, D. Ulnar nerve
B: Radial nerve
Answer: B: Radial nerve 
Explanation: (B) Radial nerve COMMON NERVE INJURIESInjuryNerve* Shoulder dislocationAxillary* Humeral shaft fractureRadial* Humeral supracondylar Radial or Median* Elbow medial condyleUlnar* Monteggia dislocationPosterior interosseous* Hip dislocationSciatic* Knee dislocationPeroneal