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: Surgery
Functional cast bracing not used in fracture of ? 
Select and explain. 
A. Humerus, B. Tibia, C. Ulna, D. Thoracolumbar spine
D: Thoracolumbar spine
Answer: D: Thoracolumbar spine 
Explanation: Ans. is 'd' i.e., Thoracolumbar spine Functional cast bracing is used for the fracture of :- Humerus Femur Ulna Tibia