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: Gynaecology & Obstetrics
[{'content': 'A teenage girl is diagnosed with Mayer-Rokitansky-Kuster-Hauser syndrome. It consists of: \nSelect and explain. \nA. Ovaries, uterus, fallopian tubes are present, B. Uterus absent, distal fallopian tube, ovaries are present, C. Uterus, tubes and ovaries are absent, D. Uterus present tubes and ovaries absent', 'role': 'user'}, {'content': 'Answer: B \nExplanation: In mullerian aplasia or mullerian agenesis or Mayer-Rokitansky-Kuster-Hauser syndrome, patients have a shallow vaginal pouch, only measuring 1 to 2 inches deep. In addition, the uterus, cervix, and upper pa of the vagina are absent. Typically, a poion of the distal fallopian tubes are present. Also, normal ovaries are seen. Ref: Hoffman B.L., Schorge J.O., Schaffer J.I., Halvorson L.M., Bradshaw K.D., Cunningham F.G., Calver L.E. (2012). Chapter 18. Anatomic Disorders. In B.L. Hoffman, J.O. Schorge, J.I. Schaffer, L.M. Halvorson, K.D. Bradshaw, F.G. Cunningham, L.E. Calver (Eds), Williams Gynecology, 2e.', 'role': 'assistant'}]