"Thoroughly updated and revised, the 5[superscript th] edition now also covers the physiology of physical fitness and training, and sexual response and fertilization. In addition, it includes the most recent advances in molecular and cellular physiology, with updates on neurotransmitters, immune defense, membrane carriers and channels, and more." Readers will benefit from the popular concept of juxtaposing one page of illustrations and its related text to fully explain each point, making the book ideal for reviewing individual topics or refreshing the memory. Improved artwork now makes it even easier to comprehend complex physiologic processes.