overview of the nervous system, focusing on neurological function, basic neuroanatomy, and the pathophysiology of various neurological disorders. It explores the cellular and molecular mechanisms underlying neurological function, detailing the role of neurons, neurotransmitters, and ion channels in nerve impulse transmission. The text also delves into the anatomy of the brain and spinal cord, highlighting key structures and their functions. Finally, it provides in-depth information about a range of neurological disorders, including their causes, clinical presentations, diagnostic procedures, and treatment options. The disorders discussed encompass chronic and degenerative conditions, such as epilepsy, migraine headaches, Parkinson's disease, amyotrophic lateral sclerosis (ALS), and multiple sclerosis (MS), as well as Guillain-Barré syndrome and myasthenia gravis.