This schematic illustrates how the body’s motor neurons and muscle fibers are connected before (left) and after (right) developmental pruning. “Each blob corresponds to a motor unit,” Navlakha ...
Researchers describe the first complete wiring diagram of the nervous system of an animal, the roundworm Caenorhabditis elegans, used by scientists worldwide as a model organism. The study includes ...
The nervous system has two major parts: the central nervous system (CNS) and the peripheral nervous system (PNS). The central system is the primary command center for the body, and is comprised of the ...