This is a very detailed site on breathing/respiration. It covers system organization, mechanics, exchange of gases, and oxygen transport. A very thorough site.

A guide to the heart, lungs, and circulatory system, and surgical procedures of the heart. Includes many digital images. Lesson plans with pictures and video instructions are very helpful.

Learn why it's important for our lungs to sigh. Includes video.

What do you know about the respiratory system? Check out this site to learn more about this fascinating body system. This resource features slides of the different parts of this system.

[Free Registration/Login may be required to access all resource tools.] Outlines the four steps of respiration.

Students explore the inhalation/exhalation process that occurs in the lungs during respiration. Using everyday materials, they create a model pair of lungs.

This teacher's resource page accompanies the student website ?Inside the Human Body: The Respiratory System? for grades seven through twelve from the Canadian Lung Association. This site walks teachers through the features of the student...

This teacher's resource page accompanies the student website "Inside the Human Body: The Respiratory System" for grades four through six from the Canadian Lung Association. This site walks teachers through the features of the student...

This article describes the structure and functioning of the lungs and the respiratory system, as well as related diseases.

Learn about your lungs by viewing animations and interactives of the respiratory system and actually see your lungs at work.

Designed for medical students, this site gives a detailed description of the sounds of the heart and lungs, including disorders, while playing read audio of those sounds with each description. Suitable for upper level high school...

What do you know about the respiratory system? This site gives a detailed description of this integral human body system. Don't miss out.

[Free Registration/Login may be required to access all resource tools.] When you think of the processes of breathing, the lungs probably come to mind. The lungs are the main organ of the respiratory system. However, many other organs are...

An introductory slide show explaining the structure and function of the human respiratory system.

In this effective site, students will measure their respiratory rate and examine the factors that affect the breathing rate.

Come and explore this internet workshop that was designed to introduce you to a study on the respiratory system. Students and teachers will benefit from this resource.

Have fun learning about the human body's respiratory system while playing games in Professair's Mad Lab! These interactive games have colorful graphics and are broken into three grade groupings: grades one to three, four to six, and...

[Free Registration/Login may be required to access all resource tools.] Discusses the process of respiration and how it differs from cellular respiration.

A complete, student-led lesson on the respiratory system and asthma. Students learn information and answer interactive review questions along the way. There is a self-checking quiz at the end of the lesson.

Learn the anatomy of the human respiratory system.

Select the correct response for each given name and label the respiratory system. Players will test their knowledge of the trachea, larynx, lungs, diaphragm, and more with this 11 question interactive.

[Free Registration/Login may be required to access all resource tools.] Defines respiration, looks at structures of the respiratory system, and discusses breathing mechanisms.

Detailed description and illustration of the terminal bronchi and alveoli.

Students estimate the number of breaths they take, then perform an experiment to find the actual amounts.