Brain Nervous System Diagram nervous system of vertebrates including humans is divided into the central nervous system CNS and the peripheral nervous system PNS The CNS is the major division and consists of the brain and the spinal cord The spinal canal contains the spinal cord while the cranial cavity contains the brain The CNS is enclosed and protected by the meninges a three layered system of Brain Nervous System Diagram brainwavesbrain exercises memory help Alzheimer s information Brainwaves books puzzles Bragdon Gamon brain research memory and concentration brain glossary brain biologymad NervousSystem nervoussystemintro htmHumans like all living organisms can respond to their environment Humans have two complimentary control systems to do this the nervous system and the endocrine hormonal system Brain Nervous System Diagram body maps nervous systemThe nervous system has two major parts the central nervous system CNS and the peripheral nervous...