Currently, approximately 17% of electricity worldwide is produced by nuclear power plants, but in some countries, like France, over 75% of their electricity is produced by nuclear power (How Stuff Works). The United States, on the other hand, only produces about 15% of the electricity from nuclear power. Nuclear power plants use pellets to fuel the plants. A pellet contains approximately 3% U-235 that is encased in a ceramic matrix. Refueling the Reactor Core. Source: P. A. Scholle & D. S. Ulmer-Scholle, 1997, SEPM Photo CD-14, Environmental Sciences 5, SEPM, Tulsa, OK.
Definition of cervix. plural. cervices. play \ËsÉr-vÉ-ËsÄz, (Ë)sÉr-ËvÄ«-(Ë)sÄz\ or. cervixes. 1 : neck; especially : the back part of the neck. 2 : a constricted portion of an organ or part; especially : the narrow outer end of the uterus.
Medical Definition of Vaginal fornix. Vaginal fornix: The anterior (front) and posterior (back) recesses into which the upper vagina is divided. These vaultlike recesses are formed by protrusion of the cervix into the vagina. The fornix uteri is also known as the fornix vaginae (or the vaginal fornices) and the uterine fornices. The fornix of the vagina in medical Latin is the fornix vaginae.