With modules corresponding to the material in Patton's "Essentials of Anatomy & Physiology" text, Anatomy and Physiology Online demonstrates complex A&P, concepts in a clear and concise way. Audio and visual elements bring anatomy and physiology to life, including hundreds of step-by-step animations and interactive exercises. Within each module, a set of lessons helps you understand, study, and review anatomic structures and physiologic concepts. Anatomy and Physiology Online is the perfect tool to get the most out of your book!