This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Bone, Subject name: Orthopaedics
[{'content': 'Largest carpal bone is(25-BDC-l4th) (Poddar osteology) \nSelect and explain. \nA. Scaphoid, B. Lunate, C. Hamate, D. Triquetral', 'role': 'user'}, {'content': 'Answer: A \nExplanation: (Scaphoid) (Poddar- osteology) (25- BDC- 14th)* CARPAL - BONES - (8 in number) in 2 rows* Proximal row (from lateral to medial side) - 1- Scaphoid 2- Lunate 3- Triquetral 4- Pisiform bonesDistal row (from lateral to medial side) 1. Trapezium 2. Trapezoid 3. Capitate 4. Hamate Scaphoid is boat shaped and is the largest bone of proximal row it posseses 6 surfaces Pisiform is pea - shaped and is the smallest and most medial bone of the proximal row Capitate - Largest of all carpal bones and is identified by the presence of a more or less rounded convex surfaces called "head"', 'role': 'assistant'}]