Explains the processes by which a hamburger and other foods are used to make energy, strong bones, and solid muscles as they pass through the digestive system.
Explains how the digestive system works, and discusses its role in the human body, problems that can affect the digestive system, and how to develop healthy habits.
A simple introduction to the stomach, including its makeup, function within the digestive system, stomach diseases, and how to keep your stomach healthy.
Uses illustrations and microphotography to support lessons on how the digestive system functions in the human body. Includes definitions of unfamiliar words, and a cumulative index.