This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Upper limb : Miscellaneous, Subject name: Anatomy
[{'content': 'A 25-year-old male athlete is admitted to the emergency depament after a bad landing in the pole vault. Radiographic examination of his hand reveals a fractured carpal bone in the floor of the anatomic snuffbox ( Fig). Which bone has most likely been fractured? \nSelect and explain. \nA. Triquetral, B. Scaphoid, C. Capitate, D. Hamate', 'role': 'user'}, {'content': 'Answer: B \nExplanation: The floor of anatomic snuffbox formed by the scaphoid bone Possible fractured scaphoid can be palpated in anatomical snuff box Anatomic snuffbox is formed Anterolaterally by the tendons of the extensor pollicis brevis, the abductor pollicis longus Posteromedially by the extensor pollicis longus. contents - Radial Aery Superficial branch of Radial nerve Cephalic vein', 'role': 'assistant'}]