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
True about glass holding position of cost 
Select and explain. 
A. Wrist in Plantar flexion, B. Wrist in ulnar devation, C. Extends upto IP joint of thumb, D. Extends upto IP joints of fingers
C: Extends upto IP joint of thumb
Answer: C: Extends upto IP joint of thumb 
Explanation: Answer- C. Extends upto IP joint of thumbGloss holding position- Cast is given in scaphoid fracture (scaphoid cast)It has following features of the castExtent From proximal 3rd of forearm upto IP joint of thumb and MCP joint of fingersPosition of wrist: Slight (5-15 degree) dorsi flexion and radial detion.