Completely updated, the 3rd edition of this practical textbook introduces you to basic anatomy and physiology - covering need-to-know principles with real-world examples that make key concepts easy to understand. It's logically organized into 17 chapters that each explores a particular body system. This edition is easier to use than ever, offering an engaging new layout with more than 200 color illustrations, as well as new Tools for Learning that lead you through each chapter, highlighting important topics and helping you strengthen and assess your understanding of anatomy and physiology.