This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Joint disorders, Subject name: Orthopaedics
what is the most common site of loose bodies in a joint- 
Select and explain. 
A. Knee joint, B. Hip joint, C. Elbow joint, D. Ankle joint
A: Knee joint
Answer: A: Knee joint 
Explanation: knee joint is most common site of loose boides ref : maheswari 9th ed