BrainPOP

Respiratory System

Breathe in, breathe out, breathe in, breathe out. How does this breathing thing work? In this BrainPOP movie, Tim and Moby discuss the respiratory system and how it works! You’ll find out why your body needs to constantly breathe, how your lungs work, and the function of your diaphragm. Learn where air goes when you inhale, how oxygen gets into your blood, and how and why you exhale carbon dioxide. Plus, discover why it’s important to keep your lungs in good working order, and what you should and shouldn’t do to keep them healthy. All together now: Breathe in, breathe out, breathe in...

Learn More:

Why do we breathe?

How can oxygen move through the alveoli and capillaries?

How does pollution affect our lungs?