Brain tissue is composed of neurons and other supporting cells, such as glia. Neurons in the brain are interconnected to make functional circuits.If these connections are interrupted as a result of trauma, brain function is impaired.rain tissue is composed of neurons and other supporting cells, such as glia. Neurons in the brain are interconnected to make functional circuits.
Location in Chester County and the state of Pennsylvania. Location of Pennsylvania in the United States. Paoli /peÉªËoÊliË/ is a census-designated place in Chester County near Philadelphia, Pennsylvania, United States. It is situated in portions of two townships: Tredyffrin and Willistown. At the 2010 census, it had a total population of 5,575.
Lebanon, is a city in and the county seat of Lebanon County, Pennsylvania, United States. The population was 25,477 at the 2010 census, a 4.2% increase from the 2000 count of 24,461. Lebanon is located in the central part of the Lebanon Valley, 26 miles (42 km) east of Harrisburg and 29 miles (47 km) west of Reading.