Found in the brain, spinal cord, and nerves, Cells that respond to certain types of environmental stimuli or changes,by conducting electrical impulses to other neurons, muscles, and glands. Consist of a soma (cell body), and cellular processes (extensions), calleddendrites (receive stimuli) and axons (send out signals). Cells that support, nourish, and communicate with neurons, but do not conduct impulses. Bind nervous tissue together, conduct phagocytosis