your lungs!
Our lungs help us breath and they let us live.
alveoli
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They help your lungs expand smoothly without sticking to the inside of your chest.
crying and breathing can help your lungs.
diaphragm. it helps in respiration.
It help us to converting deoxgyneted blood into oxgyneted blood.
they help us breathe and get oxygen in our bodies and get carbon dioxide out
They are structured like they are because the help us to breathe. The reason they have alveoli is because they help us with gas exchange
Humans do not have lungs, they have gills. Lungs belong on amphibians and reptiles to help them filter the O2 molecule from water.the lungs help you breathe,and they help your heart pump Blood!
The main muscle that helps us to breathe is the diaphragm. When it contracts it creates a lower pressure area inside the lungs than is in the outside air, and this basically sucks air into the lungs. The lungs exhale through their own natural recoil.