SparkChartsTM--created by Harvard students for students everywhere--serve as study companions and reference tools that cover a wide range of college and graduate school subjects, including Business, Computer Programming, Medicine, Law, Foreign Language, Humanities, and Science. Titles like How to Study, Microsoft Word for Windows, Microsoft Powerpoint for Windows, and HTML give you what it takes to find success in school and beyond. Outlines and summaries cover key points, while diagrams and tables make difficult concepts easier to digest.    This four-page chart includes diagrams of: The central hemisphere Arteries of the brain Lobes of the brain Ventricles of the brain The parasympathetic and sympathetic neural networks Cranial nerves The spinal cord and nerve The eye and ear The vertebral column Dermatomes and brachial plexus