Digestion and Nutrition (The Human Body: How It Works)

Digestion is the process of taking food and nutrients into the body and breaks it down, extracts important nutrients, and eliminated excess substances that cannot be used. The nutrients provide energy for the body to grow, function, and repair itself. This volume describes the path that food takes through the system, the organs involved, and how the body uses different types of nutrients. Includes full-color illustrations, conversion chart, glossary, bibliography, further resources, and index. 9 chapters, 120 pages.