Cervix: The lower portion of the uterus that extends into the upper vagina.

Fallopian Tube: One of two tubes through which an egg travels from the ovary to the uterus.

Fertilization: Union of an ovum (egg) and a sperm. Also known as conception.

Sexually Transmitted Diseases (STDs): Diseases that are spread by sexual contact. Also called Sexually Transmitted Infections (STIs).

Uterus: An organ located in the female pelvis that contains and nourishes the developing fetus during pregnancy.

Vagina: The tube that forms the passage between the cervix/uterus and the vulva. It receives the penis during sexual intercourse and serves as the delivery passage for birth and for menstrual flow.