respiratory system

Discusses the respiratory system and its functions.

Medical footage reveals major parts of the circulatory and respiratory systems and shows how they work together to gather and distrbute oxygen and nutrients to the body.

Answers common questions about the respiratory system.

Describes the partnership of the respiratory and circulatory systems, exploring oxygenation of blood and the functions of inhalation and exhalation, and discusses the impact of smoking.

Explains how the respiratory system works, and discusses its role in the human body, problems that can affect the respiratory system, and how to keep lungs healthy.

Describes how engineer Alan Bodner studied the workings of fish gills in an attempt to create an underwater breathing system that extracts air from water, eliminating the need for bulky air tanks.

Explains how the parts of the respiration and circulation systems work and illustrates the actions and functions of breathing, talking, the heart, and blood through interesting facts.

An overview of the human respiratory system that covers its components and processes, its common malfunctions and diseases, tests and treatments, doctors and scientists who have made significant discoveries, and historic and contemporary research.

Describes the respiratory system, including how it works to bring air from the lungs to the rest of the body, why it is important for vital body function, and how to keep the system healthy.

Explains what happens inside the human body when a person breathes, presenting magnified photos and color diagrams, comparing humans to different kinds of animals, and discussing related topics such as speaking, singing, hicupping, yawning, sneezing, and coughing, as well as asthma and smoking.