The portion of the Sonora Desert which lies in the Southwestern United States is the most populated area within the region. Six of the top ten major population centers of the region are found within its borders: Phoenix, Tucson, Mesa, Chandler, Glendale, and Scottsdale, all in Arizona.
Insertion. Insertion. 1. (Science: anatomy) The place of attachment, as of a muscle to the bone which it moves. 2. (Science: genetics) a rare nonreciprocal translocation involving three breaks in which a segment is removed from one chromosome and then inserted into a broken region of a nonhomologous chromosome.
anastomosis (ua-nasÂ´tuo-moÂ´sis) An interconnecting aggregation of blood vessels or nerves that form a network plexus. anatomical position (anÂ´Â´ua-tomÂ´u1-kal) An erect body stance with the eyes directed interior, the arms at the sides, the palms of the hands facing interior, and the fingers pointing straight down. anatomy (ua-natÂ´uo-me) The branch of science concerned with the structure of the body and the relationship of its organs.