Organization of the Nervous System Describe the function of the nervous system. Describe the components of CNS and PNS. Describe the divisions and subdivisions of the PNS. Overview of the Nervous System The nervous system is anatomically divided into the central nervous system (CNS) and the peripheral nervous system (PNS). The CNS is made up of the brain and spinal cord. The PNS consists of both cranial and spinal nerves that act as conduits for information travelling between the body and the CNS. The PNS can be functionally subdivided into sensory and motor components. The motor division of the PNS...