Teens Guide: Types of hymens

Based on research conducted by Frank H. Netter MD contained in the book The Human Sexuality, the shape of the hymen is divided into four forms, namely:

1. Normal (Annular) Hymen, This is a perfect annular hymen. It is called annular because the hymen forms a ring around the vaginal opening.
2. Septate Hymen, hymen marked with some open holes.
3. Cibriform Hymen, hymen marked with some holes that are open, but the hole was smaller and more numerous.
4. Introitus, found on women who are highly experienced in sexual activities, the pit membranes could be enlarged, but still leaves the hymen tissue.