A single Regional Dressage Championship program organized by the United States Dressage Federation (USDF), and recognized by the United States Equestrian Federation, Inc. (USEF), will be held in each of the nine USDF.
If fertilization and/or implantation does not take place, the system is designed to menstruate (the monthly shedding of the uterine lining). In addition, the female reproductive system produces female sex hormones that maintain the reproductive cycle.
RECOMMENDED LESSONS: The female reproductive system. The human female reproductive system is made up of ovaries, egg tubes, uterus (say yoo-ter-russ), cervix and All these are a vital part of the reproduction process. Below is a diagram of how the parts are set up in the female body. Egg tubes (Oviduct)