Khan Academy on a Stick
The Lungs and Pulmonary System
The pulmonary system including the lungs, larynx, trachea, bronchi, bronchioles, alveoli and thoracic diaphragm
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The pulmonary system including the lungs, larynx, trachea, bronchi, bronchioles, alveoli and thoracic diaphragm
If the above player doesn't work, you can try this direct link.