The ins and outs of breathing are explained in this fresh film. Simple and straightforward narration accompanies colorful animation to show how breathing is controlled and how it can be altered. This would not only be useful during a...

Take a breather while your class takes in this information on the respiratory system. The roles of the lungs, diaphragm, bronchioles, and alveoli, are explained by a casual radio announcer as listeners call in to ask questions. The...

Through videos and cooperative learning, students investigate the respiratory system of birds, describe its function, and then compare this to the respiratory function in human mammals.

A detailed account of human ventilation through the pulmonary system. [20:33]

Through a series of videos and readings, learn about the respiratory system.

This lesson will give an overview of the major structures and functions associated with the Lower respiratory tract. It is 1 of 2 in the series titled "Lower Respiratory Tract: Structure and Function Overview."

This lesson will give an overview of the major structures and functions associated with the upper respiratory tract. It is 1 of 2 in the series titled "Upper Respiratory Tract: Structure and Function Overview."

How does breathing work? This interesting and entertaining animation gives you a brief summary of how the respiratory system works.

Watch this short movie to find out the basics of the respiratory system. Fun to watch and lots of good information. From KidsHealth.

When you breathe, you transport oxygen to the body's cells to keep them working, while also clearing your system of the carbon dioxide that this work generates. How do we accomplish this crucial and complex task without even thinking...

So we all know that breathing is pretty important, right? Today we're going to talk about how it works, starting with the nameless evolutionary ancestor that we inherited this from, and continuing to the mechanics of both simple...

Can a paper bag really help you when you are hyperventilating? It turns out that it can. In part 2 of our look at your respiratory system Hank explains how your blood cells exchange oxygen and CO2 to maintain homeostasis. We'll dive into...

A video that discusses the 11 organ system of the human body. Learn some basic information about the circulatory, digestive, endocrine, excretory, integumentary, lymphatic, muscular, nervous, reproductive, respiratory, and skeleton...

Find out how the respiratory center collects information from all over the body and then helps regulate your breathing. [9:22]

Every time you take a breath, oxygen makes it way into your lungs. Follow along on that journey! Rishi is a pediatric infectious disease physician and works at Khan Academy. [9:36]

Paul Andersen starts this video with a description of the respiratory surface. He explains how worms, insects, fish, and mammals take in oxygen and release carbon dioxide. He then tours the major organs of the respiratory system; from...

A video [7:01] explaining What epiglottitis is, why it happens, and how to treat it.

This video explains the signs and symptoms of bronchiolitis along with how it is diagnosed. [12:16]

Learn how our brain receives information from mechanoreceptors and then responds by controlling muscles in a well-coordinated system, and how all of this can lead to a sneeze, a cough, or even a hiccup! Rishi is a pediatric infectious...

This Khan Academy resource is about tonsillitis and its effects on the body.

This Khan Academy resource is a video about Thermoregulation in the lungs and how it can affect the body.

Find out how the respiratory center collects information from all over the body and then helps regulate your breathing. Rishi is a pediatric infectious disease physician and works at Khan Academy. These videos do not provide medical...

This Khan Academy resource is a video about pulmonary hypertension.

Follow the path of an oxygen molecule as it makes its way from your mouth down to an alveolus! Rishi is a pediatric infectious disease physician and works at Khan Academy.