The Health Reader (Color Edition) (Yesterday's Classics)

An engaging introduction to the systems of the human body and the components of the environment that affect health. In the first half of the book the reader learns about the various systems that make up the body-digestive, respiratory, circulatory, and excretory, as well as the muscles, bones, and joints that allow it to move, the sense organs that enable it to interact with its environment, and the brain and nervous system that control it all. Over two dozen labeled illustrations are inclu...