This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: FMGE 2017, Subject name: Orthopaedics
[{'content': 'Muscle in 2nd compament of wrist? \nSelect and explain. \nA. Extensor pollicis brevis, B. Extensor carpi radialis brevis and longus, C. Abductor pollicis longus, D. Extensor pollicis longus', 'role': 'user'}, {'content': "Answer: B \nExplanation: Extensor retinaculum has extensor tendons which are divided into 6 compaments which are as follows: 1st compament = Abductor pollicis longus& extensor pollicis brevis (both are affected in Dequervain'sTenosynovitis) 2nd compament = Extensor carpi radialis longus, extensor carpi radialis brevis (affected in tennis elbow) 3rd compament = Extensor pollicis longus (affected in colle's fracture) 4th compament = Extensor digitorum, extensor indicis 5th compament = Extensor digit minimi 6th compament = Extensor carpi Ulnaris", 'role': 'assistant'}]