Hi, this is Bernard!
He is a really nice oxygen molecule, and hes going to share his story today with us about the journey he goes through to keep our body pumping oxygen.
Oxygen is needed by every single cell to make energy when you breath in only about 19% is oxygen. Some of that air is actually harmful carbon dioxide. Bernard, our trusty oxygen molecule travels through the epiglottis then to the lungs then within the blood and into the brain and heart.
Bernard’s journey begins when you breath him in, either through your mouth or your nose.
Your nose acts as a filter to the air.
Next, into the epiglottis, which acts as a flap from your esophagus and trachea pushing food to one side and air into the other. After Bernard
Will slide down the
He is a really nice oxygen molecule, and hes going to share his story today with us about the journey he goes through to keep our body pumping oxygen.
Oxygen is needed by every single cell to make energy when you breath in only about 19% is oxygen. Some of that air is actually harmful carbon dioxide. Bernard, our trusty oxygen molecule travels through the epiglottis then to the lungs then within the blood and into the brain and heart.
Bernard’s journey begins when you breath him in, either through your mouth or your nose.
Your nose acts as a filter to the air.
Next, into the epiglottis, which acts as a flap from your esophagus and trachea pushing food to one side and air into the other. After Bernard
Will slide down the