This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Abdomen and pelvis, Subject name: Anatomy
[{'content': 'What is the normal position and axis of uterus ? \nSelect and explain. \nA. anteversion , retroflexion, B. retroversion , retroflexion, C. retroversion , anteflexion, D. anteversion , anteflexion', 'role': 'user'}, {'content': "Answer: D \nExplanation: Normally, the long axis of the uterus forms an angle of about 90 degrees with the long axis of the vagina. The angle is open forwards. The forward bending of the uterus relative to the vagina is called anteversion. The uterus is also slightly flexed on itself : this is referred to as antefiexion. The angle of anteflexion is 125 degree. Ref : B D Chaurasia's Human Anatomy , Seventh edition , volume 2 , pg. no., 419.", 'role': 'assistant'}]