A frontal cross section illustration of the vagina showing the action of a vaginal lubricant which lubricates the entrance to the vagina and hydrates SuperStock Your Vagina: Everything You Need to Know During cervical screening, a healthcare professional will collect a sample of cells from the cervix. They will insert a lubricated speculum into the vagina. This will open up the vaginal walls. They Is Vaginal Dryness a Sign of Pregnancy or Period? Know How to Use Vaginal Moisturizers and Lubricants