This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Orthopaedics
A 32 years male with history of recurrent posterior dislocation of shoulder joint. which aspect in head of the hermerus likely to show the lesion 
Select and explain. 
A. Antero medial, B. Antero lateral, C. Postero medial, D. Postero lateral
A: Antero medial
Answer: A: Antero medial 
Explanation: None