The Human Nervous System, Fourth Edition is the standard reference for the anatomy of the central and peripheral nervous system of the human. Fully revised, with new chapters covering genes and anatomy, gene expression studies, and glia cells. The book continues to be an excellent companion to the Atlas of the Human Brain, and a common nomenclature throughout the book is enforced. Physiological data, functional concepts, correlates to the neuroanatomy of the major model systems (rat and mouse), and brain function round out the new edition. All chapters are fully revised with sharper photomicrograph images and new chapters on principle fiber pathways and the isthmus and midbrain region are featured.