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: Unknown
[{'content': 'Carpal tunnel contains all EXCEPT: \nSelect and explain. \nA. Flexor digitorum superficialis, B. Flexor digitorum profundus, C. Median nerve, D. Palmaris longus', 'role': 'user'}, {'content': "Answer: D \nExplanation: ANSWER: (D) Palmaris longusREF: Keith L Moores anatomy 4th edition p. 472, Apley's system of orthopedics & fracture 8th edition page 247-248, http://en.wikipedia.org/wiki/ Carpal_tunnelRepeat from June 2008CONTENTS OF CARPAL TUNNEL:* A total of nine flexor tendons (not the muscles themselves) pass through the carpal tunnel:1. Flexor digitorum profundus (four tendons)2. Flexor digitorum superficialis (four tendons)3. Flexor pollicis longus (one tendon)A single nerve passes through the tunnel: the median nerve between tendons of flexor digitorum profundus and flexor digitorum superficialisThe median nerve is the most sensitive structure in the carpal tunnel and, therefore, is the most affected.", 'role': 'assistant'}]