The Get Body Smart site was created in 2000 by Scott Sheffield. He's been teaching human anatomy and physiology for over 20 years and the site is an important source of high-quality information on both fields. As it is an online textbook, the subject areas here on the homepage include Skeletal System, Nervous System, and Histology. Each of these areas includes an introductory tutorial, along with...

Don't know your trachea from your bronchioles? Never fear, as this informative and delightful interactive website from GetBodySmart.com contains interactive learning exercises designed to help users learn about the respiratory system. The site features seven tutorials that feature both explanatory text passages and well-labeled illustrations. These tutorials cover the larynx, the pharynx, the...

This Web site from the Canadian Lung Association contains an excellent collection of learning resources about the respiratory system for grades 1-12. Content varies according to grade range; for instance, the section for grades 1-3 covers basics of lungs and their function with an illustrated story, coloring book, interactive games, and downloadable worksheets. Older students focus in on smoking,...

Hosted by John Hopkins School of Medicine, this hypertext on Interactive Respiratory Physiology was developed by Dr. Wilmot C. Ball Jr. of the Physiology Department, and staff at the Office of Medical Informatics Education. The site offers informative Tutorials and Interactive Lab Exercises that include: Static Elastic Properties of the Lung and Chest Wall, The Mechanics of Quiet Breathing,...