digestive system

Provides information on the causes, side effects, and treatment of various digestive disorders. Features a list of key people and advocacy groups, facts and illustrations, primary source quotes, a chronology, a list of related organizations, and additional resources.

Explains each step of the digestive process.

Describes the various parts of the body and how they aid in digestion, including the teeth and tongue, stomach, intestines, and kidneys.

Presents an introduction to the human digestive system, explaining what it is and how it works, looking at the different parts of the digestive system, and discussing why people get upset stomachs.

Examines the digestive and excretory systems of the body and describes how food is broken down into molecules of nutrients that provide energy for the body and how the excretory system filters the blood and regulates the amount of salt and water in the body.

Describes how the human digestive system works and discusses such related topics as vomiting, gas, and stomach aches.

A description of the digestive system with an emphasis on its bizarre aspects.

Provides a simple introduction to how the digestive system works.

Examines the process by which the human body digests food, and looks at how the nutrients from food are used by the body.

Describes the structure of the stomach and the digestive tract and the functions of each in the digestive process.