This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Elbow injuries, Subject name: Orthopaedics
In posterior dislocation of elbow, most prominent pa 
Select and explain. 
A. Coronoid process, B. Radial head, C. Olecranon process, D. ulnar styloid process
C: Olecranon process
Answer: C: Olecranon process 
Explanation: In posterior dislocation of the elbow, olecranon is the most prominent pa. there is severe pain at the elbow. The triceps tendon stands prominent (bowstringing of triceps). The three bony points relationship is reversed. There is often an associated median nerve palsy. Diagnosis is easily confirmed on X-rays Ref essential ohopaedic :maheshwari and mhaskar 6/e p105