Did You Know?
We have about 600 million alveoli!
How We Breathe
We breathe in air through our nose.
Why Alveoli Are Important
They help give our blood the air it needs.
What alveolus Does
It helps us take in oxygen.
It helps our blood get fresh air.
It helps us stay alive and strong.
It works when we breathe in and out.
It is very small but very important.
We need many alveoli to breathe well.
More About alveolus
Alveoli are small bags in our lungs. They are very tiny and hard to see. Each lung has many alveoli. They help us breathe every day.
When we run or play, we need more air. Alveoli help us get the air we need. They work fast to give our blood the oxygen.
In the future, we will learn more about how alveoli work. They are very cool and help us stay healthy!











