home / medterms medical dictionary a-z list / protozoa definition Medical Definition of Protozoa Protozoa: A parasitic single-celled organism that can divide only within a host organism. For example, malaria is caused by the protozoa Plasmodium. What Kind of Doctor Do I Need?
Ilocos Region. The Ilocos Region is a region on the island of Luzon in the Philippines. Ilocos Region occupies the narrow plain between the Cordillera Central mountain range and the South China Sea. Ilocos Region Photos.
By the same token, although the Houston area is definitely in the eastern part of the state, it is not usually considered part of east Texas. Instead, this area makes up its own region. We call it Upper Gulf Coast to distinguish it from the coastal counties of south Texas.nstead, north Texas refers to the area that is north of the central part of the state. It includes, roughly speaking, the metropolitan areas of Dallas-Fort Worth and Wichita Falls and their surrounding counties. North Texas does not include Abilene to the west, Waco to the south, or Tyler to the east.