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?



What is another name for the trachea?



How is the trachea kept open?



What happens if the trachea is blocked?



Where is the trachea located in relation to the esophagus?



How does the trachea assist in the respiratory system?



What is the lining of the trachea composed of?



What does the lining of the trachea help to do?



How many bronchi does the trachea divide into?



Approximately how long is the trachea in an adult?




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