Khan Academy Static

Did you know that your right lung is larger than your left? That’s because the majority of your heart is on the left side of your body, and your left lung is slightly smaller to accommodate it. The lungs take in oxygen and help you breathe out carbon dioxide. Humans have an intricate respiratory system, with hundreds of millions of tiny air sacs called alveoli, where all of the magic happens. These videos will introduce you to the lungs, and show how they help you survive.

11113_Thermoregulation_in_the_lungs.html

11114_The_lungs_and_pulmonary_system.html

11110_The_bronchial_tree.html

11112_How_does_lung_volume_change_.html

11111_Inhaling_and_exhaling.html

11109_People_and_plants.html

11108_Meet_the_lungs.html