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
Ligament of Testut is another name of 
Select and explain. 
A. Radio scapholunate ligament, B. Sho radiolunate ligament, C. Ulnolunate ligament, D. Ulnotriquetral (ulner collateral) ligament
D: Ulnotriquetral (ulner collateral) ligament
Answer: D: Ulnotriquetral (ulner collateral) ligament 
Explanation: Radio scapholunate ligament. (Pg-904, Gray's anatomy,39th edition) Radioscapholunate: (ligament of Testut and Kuenz); - orignates from palmar aspect of ridge between scaphoid & lunate fossae & inses into scapholunate interosseous ligament; - it acts as neurovascular supply to scapholunate interosseous membrane and is not a true extrinsic ligament of wrist.