Organized around the central theme of homeostasis-how the body meets changing demands while maintaining the internal constancy necessary for all cells & organs to function-HUMAN PHYSIOLOGY helps you appreciate the integrated functioning of the human body Author Lauralee Sherwood uses clear straightforward language analogies & frequent references to everyday experiences to help you learn & relate to physiology concepts The vibrant art program & empowering digital resources-including robust 3D animations & rich homework problems -enable you to visualize important concepts & processes By focusing on the core principles & sharing enthusiasm for the subject matter Sherwood helps you develop a solid foundation for future courses & careers in the health profession