respiration

Examines the different parts and functions of the lungs and respiratory system.

Describes the respiratory system, how it works, and the diseases it is susceptible to.

Describes the organs of the respiratory system and their functions and discusses the consequences of disease and prolonged abuse on this vital system.

Discusses respiration and the lungs, introducing various parts of the respiratory system and explaining how they relate to each other.

Describes the various parts of the human respiratory system and explains how that system brings fresh oxygen into the body and carries carbon dioxide to the lungs to be expelled.

Describes the parts of the lungs and respiratory system, how they function, and problems that can affect them.

Presents an introduction to the lungs, explaining what they are, how they work, and their function in the human body; looks at some of the illnesses and injuries that can affect the lungs; and offers advice on how to keep them healthy.

Explains the respiratory system, which takes oxygen from the air and delivers it to the body's cells. Also discusses the voice and human speech.

Discusses the anatomy and functioning of the lungs, how humans breathe, and how oxygen is brought to the cells of the body. Includes three-dimensional illustrations.

Follows the path of oxygen as it enters through the nose and travels on to the lungs and throughout the body.