Respiration and circulation
By: Rebecca L. Johnson.
Contributors: National Geographic Society (U.S.)
Series: National Geographic reading expeditions; Human body; Human body series (Washington, D.C.)
Publisher: National Geographic
Published: 2004
Place of publication: Washington, D.C
Language: eng
Number of pages: 32
Subjects: Cardiopulmonary system -- Juvenile literature.; Cardiovascular system -- Juvenile literature.; Lungs -- Juvenile literature.; Heart -- Juvenile literature.; Blood -- Circulation -- Juvenile literature.
Genres: Juvenile literature.
Description: Overview of the respiratory and circulatory systems, with an explanation of how these systems bring oxygen to the body's cells and carry wastes away. Explores the major parts of each system and describes how scientists are working to find replacements for what fails or wears out.
Notes: Grades 3-8.
Includes bibliographical references (p. 30) and index.
Table of contents: title: Introduction: the essential exchange; title: Every breath you take; title: Circle of life; title: Picture this: meet your blood cells; title: New solutions; title: Thinking like a scientist: estimating; title: Hands-on science: making carbon dioxide; title: Science notebook; title: Glossary.