Upper respiratory tract
Lower respiratory tract
Path of Air
100
This is the path through which food, water, and air travel.
What is the pharynx?
100
The windpipe that allows air to pass through.
What is the trachea?
200
This is also known as the voice box, or Adam's Apple.
What is the larynx?
200
Tiny air sacs where gas exchange happens.
What is the alveoli?
300
These are the most important parts of the respiratory system.
What are the lungs?
300
Blood vessels that discard carbon dioxide and pick up oxygen.
What is a capillary?
300
These are the small tubes within the lungs that lead to alveoli.
What are the bronchioles?
400
The muscle that separates the lungs from the abdominal cavity.
What is the diaphragm?
400
These are the tubes that branch out from the trachea into the lungs.
What are the bronchial tubes?
500
To supply the body with oxygen and to eliminate carbon dioxide from the bloodstream.
What is the purpose of the respiratory system?
M
e
n
u