A gas found in the air that is necessary for life.
What is oxygen?
100
A gas that you exhale when breathing.
What is carbine dioxide?
100
To draw into the lungs.
What is inhale?
100
To breathe out.
What is exhale?
100
The small air sacs attached at the end of the bronchial tubes.
What alveoli?
200
The process that allows the body to get oxygen to burn food for energy.
What is the respiratory system?
200
A thick liquid secreted by the nose.
What is mucus?
200
The intake and the outlet for air in the respiratory system.
What is the nose?
200
The process of taking in oxygen and getting rid of carbon dioxide.
What is respiration?
200
Found at the base of the lungs and pulls down to let oxygen into the lungs.
What is the diaphragm?
300
An action that the body does without conscious thought, such as breathing or your heartbeat.
What is an involuntary action?
300
The part of the respiratory system that contains the vocal cords.
What is the larynx?
300
An air passage that carries air into the lungs.
What is the trachea?
300
Contain small branches that have air sacs at the ends. You have two lungs, which are responsible for removing carbon dioxide from blood and replacing it with oxygen.
What are lungs?
300
The tube which connects the nose/mouth to the bronchi.
What is the trachea?
400
Two large air tubes that branch off the trachea and lead into each lung.
What are bronchi?
400
A large domed sheet of muscle that is underneath the lungs and is involved in breathing.
What is the diaphragm?
400
Curving flat bones that protect the organs in the chest.
What are ribs?
400
The small tubes that branch off from the bronchi once they enter the lungs.
What are bronchial tubes?
400
Located at the opening of the trachea and esophagus.
What is epiglottis?
500
A flap of tissue that protects the opening of the voice box.
What is epiglottis?
500
Two bands that stretch across the voice box and are responsible for making sounds.
What are the vocal cords?
500
The air sacs in the lungs where the exchange of gases takes place.
What are alveoli?
500
The thread-like blood vessels where oxygen is exchanged for carbon dioxide.