respiratory system

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

Presents illustrations and descriptions of the respiratory and circulatory systems, and the heart, discussing their role in the human body, and looking at problems that can affect how they function.

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.

Explores how the human body repairs and renews itself, looking specifically at the cycles of regrowing hair and nails, breathing, and blood circulation.

Explains the causes, symptoms, and treatments of asthma.

Molly and Ollie Oxygen take a tour of the human respiratory system, explaining how it works.

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.

A simple introduction to the respiratory system.