This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Operative Obs, Subject name: Gynaecology & Obstetrics
[{'content': 'The given below instrument used in which procedure: \nSelect and explain. \nA. PAP, B. VIA, C. VILI, D. Colposcopy', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. (A) Pap smear(Ref: Shaw's textbook of Gynecology 16th Ed; Page No - 87)The image shown is that Ayer's spatula, which is used for preparing Pap smear.Instrument used: Ayres spatula and endocervical brushMethod: Ayres spatula is rotated through 360deg over portio vaginalis of cervix and 1st slide is prepared with cytobrush, 2nd slide is prepared from endocervix.Procedure: Two specimens are obtained with the Pap smear: an ectocervical sample performed by scraping the T-zone with a spatula, and an endocervical sample obtained with a cytobrush in the non-pregnant woman or a cotton-tip applicator in a pregnant woman.Ayre's Wooden SpatulaMaterial: WoodSterilization: Dry heatUses:#Pap smear#To take surface biopsy in obvious cases of carcinoma cervix#Hormonal cytology#Cervicovaginal smear#Buccal smear", 'role': 'assistant'}]