The Lungs: Learning How We Breath (3-d Library of the Human Body)
By Chris Hayhurst.
Description
The lungs supply the blood with oxygen and remove carbon dioxide, which is formed in the body's cells when food is burned for energy. Without this gas exchange, we cannot live. Learn how the lungs work and what keeps them healthy. - from Amzon
ISBN(s)
0823935345, 9780823935345
