The fourth edition of this book features updated and increased coverage of protein synthesis, muscle sliding filament theory, nutrition and acid-base balance. It also includes new at the clinic questions which are designed to help students apply their knowledge to clinical situations. There are also five new a closer look boxes covering topics including osmotic pressure, vampires, the power of mind over matter, surface anatomy and vision disorders. The art program has also been updated and expanded with new figures to help students visualize new material. The book offers a balance of anatomy, physiology and clinical coverage. Each chapter features a list of key terms and a glossary with the key terms spelled phonetically. Colour-coding is used to identify each body system.