Which of the Following Are True About the Function of the Upper

question 86

Multiple Choice

Which of the following are true about the function of the upper airways?
1) They cool inspired air.
2) They filter out secretions.
3) They humidify inspired air.
4) They keep the nasal mucosa moist.

• A) 1,2,and 3
• B) 1 and 3
• C) 2 and 4
• D) 3 and 4

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