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: Anatomy
[{'content': 'True regarding semitendinosus ? \nSelect and explain. \nA. Supplied by common peroneal pa of sciatic nerve, B. Proximal flashy distal thin, C. Distal flashy proximal thin, D. Proximal and distal thin middle fleshy', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Semitendinosus is a fusiform (spinadle shaped) muscles with main mass in middle of it. It arises in thin tendon from ischial tuberosity and ends in a long tendon to inse on medial surface of proximal pa of tibia. o It is supplied by tibial pa of sciatic nerve.', 'role': 'assistant'}]