What Are the Functions of the Upper Airways? (Select All

question 4

Multiple Choice

What are the functions of the upper airways? (Select all that apply.)

• A) Conduct air to lower airway.
• B) Provide area for gas exchange.
• C) Prevent foreign matter from entering respiratory system.
• D) Warm, humidify, and filter air entering lungs.
• E) Provide transportation of oxygen and carbon dioxide between alveoli and cells.

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Definitions:

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