Cervix The cervix is the lower, narrow part of the uterus (womb). The cervix forms a canal that opens into the vagina, which leads to the outside of the body. Videos HPV: Preventing Cervical Cancer Brochures Abnormal PAP Smear HPV Test Human Papillomavirus (HPV) LEEP Procedure for Pre‑Cancer Cervix Office Handouts HPV Vaccine Web Links Gardasil HPV Vaccine HPV Test