City of Glendora. Los Angeles County Fire Department. In 1969 the City of Glendora became a member of the Los Angeles County Fire Protection District. The funding for this service is provided as a result of the District receiving a share of the base property tax paid by property owners.
Menarche(say âMEN-ar-keeâ) is the first menstrual flow or menses of a woman. It marks the beginning of fertility, that is, your ability to become pregnant. Menopause marks the end of menstrual flow, usually after about 30to 40 years of monthly menses.
Usually however a young girls first menstruation cycles are different to those of adults in that she usually does not ovulate. About 80 percent of menstrual cycles within a year of menarche are anovulatory (no egg is released). This reduces to 50 percent in the third year and 10 percent by the sixth year. That said, some girls can ovulate on their first period.