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The Path of Oxygen
Scientific Names
Vocabulary
Anything Goes!
Complications of Smoking
100
The cavity in the skull where air first enters.
What is the nasal cavity?
100
Another name for the throat
pharynx
100
A sticky substance in the nasal cavity that helps filter and moisten air
What is mucus?
100
Inflammation of the bronchi tubes
What is bronchitis?
100
The additive in tobacco that increases heart rate and causes addiction
What is nicotine?
200
After leaving the nose/mouth, the air gathers in the throat or...
What is the pharynx?
200
Another name for the voice box
What is the larynx?
200
Tiny hairs that line the inside of the respiratory system to help filter the air.
What are cilia?
200
A harmful, toxic gas that the body gets rid of through exhaling
What is carbon dioxide?
200
A sticky substance that causes cilia to stick together
What is tar?
300
A flap of tissue that seals of the windpipe, acting as a gate to keep food and air from entering the wrong tube.
What is the epiglottis?
300
Another name for the windpipe
What is the trachea?
300
Two tubes that branch off of the trachea and lead air to the lungs.
What are bronchi tubes?
300
Alveoli are surrounded by a network of these
What are capillaries?
300
Smoking reduces the amount of oxygen in the body and increases the amount of this in your blood.
What is carbon dioxide?
400
The pipe that air travels to get to the lungs from the throat.
What is the trachea?
400
The tiny air filled sacs at the end of the bronchioles?
What are alveoli?
400
A muscle that contracts and releases to help control breathing
What is the diaphragm?
400
The two chemicals involved in gas exchange
What are carbon dioxide and oxygen?
400
A chemical in cigarettes that causes red blood cells to carry less oxygen.
What is carbon monoxide?
500
After entering the lungs, air passes from the bronchi into smaller and smaller branch-like tubes called this.
What are bronchioles?
500
The tiny blood vessels that surround the alveolar sac that help with gas exchange.
What are capillaries?
500
The system that removes carbon dioxide from the body and bring oxygen into body cells.
What is the respiratory system?
500
A tissue that seals off the windpipe to keep food from entering.
What is the epiglottis?
500
A disease that causes damage to the cilia and alveolar tissues along with blocking passageways for air.
What is emphysema?