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Flashcards on Respiratory System: Trachea
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What is the trachea?
The trachea is a tube that carries air to and from the lungs.
Where is the trachea located?
The trachea is located in front of the esophagus.
What is the trachea made of?
The trachea is made of cartilage rings to keep it open.
What happens if the trachea is blocked?
Blockage of the trachea can lead to difficulty in breathing and even death.
What is the common name for the trachea?
The windpipe
What role does the trachea play in the respiratory system?
The trachea allows air to pass in and out of the lungs when we breathe.
Describe the structure of the trachea.
The trachea is a flexible tube made of cartilage and lined with cilia and mucus-secreting cells.
Why is the trachea lined with cilia and mucus-secreting cells?
To filter and moisten the air that passes through it.
What connects the trachea to the bronchi?
The trachea divides into two bronchi, one going to each lung.
How long is the trachea in an average adult?
About 4.7 inches or 11.9 cm long.
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Test Your Knowledge
What is the function of the trachea?
Digestion
Urination
Breathing
Blood circulation
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What is another name for the trachea?
Esophagus
Intestine
Windpipe
Spine
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How is the trachea kept open?
Muscles
Skin
Cartilage rings
Bones
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What happens if the trachea is blocked?
Improved breathing
Healthy heart
Difficulty in breathing
Stronger muscles
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Where is the trachea located in relation to the esophagus?
Behind
On the side
In front
Above
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How does the trachea assist in the respiratory system?
Coughing
Sneezing
Breathing
Swallowing
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What is the lining of the trachea composed of?
Hair
Scales
Cilia and mucus-secreting cells
Spikes
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What does the lining of the trachea help to do?
Dry the air
Cool the air
Filter and moisten the air
Heat the air
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How many bronchi does the trachea divide into?
None
Three
Two
Four
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Approximately how long is the trachea in an adult?
15 inches
5 cm
4.7 inches
20 cm
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