In vertebrates, the portion of the body between the thorax and pelvis, containing the stomach, intestines, liver, and other organs. In mammals, the abdomen is separated from the thorax by the diaphragm. In arthropods, the last, most posterior segment of the body. abdominal adjective (Äb-dÅm'É-nÉl)
Newcastle, California. Newcastle is an unincorporated community and census-designated place (CDP) in Placer County, California. Newcastle is located 8 miles (12.9 km) northeast of Rocklin. It is nestled in the Sierra Nevada foothills, 31 miles northeast of Sacramento.
Sequoia National Park is located in the county, as are part of Kings Canyon National Park, in its northeast corner (shared with Fresno County), and part of Mount Whitney, on its eastern border (shared with Inyo County). As of the 2010 census, the population was 442,179, up from 368,021 at the 2000 census.arts of the county's territory were given to Fresno County in 1856, to Kern County and to Inyo County in 1866 and to Kings County in 1893. The infectious disease Tularemia caused by the bacterium Francisella tularensis is named after Tulare County.