This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General anatomy, Subject name: Anatomy
[{'content': 'Derivatives of the mesonephric duct are all except \nSelect and explain. \nA. Epidydimis, B. Ductus deferens, C. Ureter, D. Appendix of testis', 'role': 'user'}, {'content': "Answer: D \nExplanation: The nephric duct which is formed in relation to the developing excretory tubules. At later stages, becomes the mesonephric duct(Wolffian duct), The collecting pa of the kidney is derived from a diveiculum called the ureteric bud which arises from the lower pa of the mesonephric duct, Mesonephric (Wolffian) duct - male derivatives - Appendix of epididymis, Epididymis, Ductus deferens, Ejaculatory ducts, Seminal vesicle, Ureter, pelvis, calyces and collecting tubules. Mesonephric (Wolffian) duct - Female derivatives - Appendix of ovary, Duct of epoophoron. Ref:Inderbir Singh's Human Embryology, Eleventh edition, pg.no., 265, 286. table Ref:Inderbir Singh's Human Embryology, Eleventh edition, pg.no.,286(table - 10.6).", 'role': 'assistant'}]