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Professor Dave Explains
The Respiratory System
The system of the body we are most acutely aware of is the respiratory system. We have to breathe, whether voluntarily or involuntarily, every few seconds in order to stay alive. Because we looked at the circulatory system, we know that...
Khan Academy
The Lungs and Pulmonary System, Health and Medicine
The oxygen needed by our bodies to burn during respiration of glucose is obtained by ventilation. The anatomical structures involved in gaseous exchange are drawn and labeled. The explanations are excellent for a review or a student with...
Khan Academy
Khan Academy: Biology: The Lungs and Pulmonary System
A detailed account of human ventilation through the pulmonary system. [20:33]
Eastern Kentucky University
Gary Ritchison: The Respiratory System
Through a series of videos and readings, learn about the respiratory system.
Sophia Learning
Sophia: Upper Respiratory Tract: Structure and Function Overview: Lesson 1
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."
Khan Academy
Khan Academy: What Is Sinusitis?
Learn about sinusitis and its symptoms, causes, and complications. [9:07]