to the neuroanatomy content. Head and neck sections encompass the bones, ligaments, joints, muscles, lymphatic system, organs, related neurovascular structures, and topographical and sectional anatomy. The neuroanatomy section covers the histology of nerve and glial cells and autonomic nervous system, then delineates different areas of the brain and spinal cord, followed by sectional anatomy and functional systems. The final section features a glossary and expanded CNS synopses, featuring six new topics, from neurovascular structures of the nose to the pharynx.