This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Shoulder and arm injuries, Subject name: Orthopaedics
Most common nerve involvement in fracture surgical neck humerus is ? 
Select and explain. 
A. Axillary nerve, B. Radial nerve, C. Ulnar nerve, D. Median nerve
A: Axillary nerve
Answer: A: Axillary nerve 
Explanation: Axillary nerve is paicularly vulnerable, both from the injury and from surgery Refer Maheshwari 6th/e p 92