The respiratory system helps you breathe in oxygen and helps you breathe out carbon dioxide. Your lungs are so large that they mostly take up all of the space in the chest.

Nasal cavity

Nasal cavity is inside your nose, the nasal cavity is lined with a mucous membrane that helps you keep your nose moist by making mucus for you do not get a nosebleed/bloody nose.

nose

The nose helps you breathe in oxygen and helps you breathe carbon dioxide, also nose hair important to have because nose hair functions include filtering foreign particles from entering the nasal cavity and collecting moisture.

lungs

Lungs are a bag like organs, or body parts used for breathing. They are part of the respiratory system, all animals  that have a backbone and breathe air have lungs.

what will happen if we didn't have a respiratory system!

if you didn't have the respiratory system you would die because oxygen is the most important for keeping us alive because body cells need it for energy and growth.

Fun fact: The fastest sneeze was 165 kilometers long!

Primary Organs

The primary organs of the Respiratory system are the lungs, which function to take in oxygen and expel carbon dioxide as we breathe.

Fun fact: The fastest sneeze was 165 kilometers long!

Fun fact: The right lung is slightly larger than the left lung!

Fun fact: Hairs in the nose help to clean the air we breathe as well as warming it!