Recognized for the clarity of its guidance, Physiology has become a favorite among students. Its systematic, step-by-step approach-complemented by easy-to-follow diagrams-clearly depicts physiologic principles, helping you to grasp essential concepts quickly and easily. The Third Edition of this popular reference continues to comprehensively examine the underlying principles of cellular physiology, the autonomic nervous system, and neurophysiology...as well as the cardiovascular, respiratory, renal, acid-base, gastrointestinal, endocrine, and reproductive organ systems. Provides expanded coverage of pathophysiology...cell signalling...steroid hormone receptors...autonomic neuroeffector junctions...EEG...learning and memory...cardiac electrophysiology...cardiopulmonary receptors...gastric acid secretion...and much more. Presents new Challenge Yourself review questions in each chapter - with answers at the back of the book -for self assessment and exam preparation. Features a new four-color design and all four-color illustrations throughout. Offers chapter summaries for quick overviews of important points. Integrates Sample Problems throughout the text to help you master the material. Includes Clinical Physiology Case Studies featuring patients with classic disorders.