Guts: Our Digestive System
By Seymour Simon.
Description
Why is it important tochew your food?Can you guess how long it takes for food to travel through your body?Could you possibly have twenty feet of small intestines?Where does that bad-smelling gas come from?Your digestive system is out of sight and out of mind -- until things don't go right. Then you may wonder how these important organs work!You'll find the answers in Seymour Simon's smooth, well-organized, and fascinating introduction to the digestive system. He explains how it works twenty-four hours a day, turning pizza, sandwiches, milk, and other food into energy and nu...
ISBN(s)
0060546514, 9780060546519
