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Fun Facts
Oxygen
Nicknames
100
In two adult lungs there are about 300 million of these.
What are alveoli?
100
Through this, oxygen travels first.
What is the pharynx?
100
This is also called the voice box.
What is the larynx?
200
This internal organ separates the lungs and the heart from the abdominal cavity.
What is the diaphragm?
200
Oxygen enters this after passing through the bronchial tubes.
What are the bronchioles?
200
This is also called the throat.
What is the pharynx?
300
These are the main components of the respiratory system.
What are the lungs?
300
Oxygen is exchanged for carbon dioxide here.
What are the capillaries?
300
This is also called the windpipe.
What is the trachea?
400
This large internal organ is a large breathing muscle.
What is the diaphragm?
400
Oxygen is exchanged for this.
What is carbon dioxide?
400
This is also the name for a lung doctor.
What is a pulmonologist?
500
Sneezes, yawns, and coughs are all caused by this.
What is the respiratory system?
500
Oxygen is passed through this to be sent to all the parts of the body.
What is the bloodstream?
500
This is also the name of the path of oxygen.
What is the respiratory path.