This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Gynaecological Diagnosis, Subject name: Gynaecology & Obstetrics
[{'content': 'What does satisfactory colposcopy mean? \nSelect and explain. \nA. Visualization of entire transformation zone, B. Visualization of endocervix, C. Visualization of ectocervix, D. Visualization offomices', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., Visualization of entire transformation zone Colposcopy:o It is the examination of vagina and cervix by binocular microscope.o A satisfactory colposcopic examination means visualization of the entire transformation zone between the ecto and endocervix formed by the squamocolumnar junction.", 'role': 'assistant'}]