The cervix of the uterus, also known as the cervix or uterine cervix, attaches the vagina to the uterus. It is approximately four centimeters long, approximately half of which extends into the vaginal ...
The cervix changes in early pregnancy and throughout the menstrual cycle. Here's how to check your cervix for pregnancy. Medically reviewed by Renita White, MD Checking your cervix at home can help ...