5 questions here, of 77 in this lesson’s practice set. Answers stay hidden until you check.
Question 1 of 5foundational
Which of the following structures is part of the upper respiratory tract?
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Question 2 of 5foundational
In which order does inhaled air travel through the respiratory tract?
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Question 3 of 5foundational
What is the main function of the nasal cavity in preparing air for the lungs?
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Question 4 of 5foundational
Hair-like cilia and mucus in the airways work together to:
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Question 5 of 5intermediate
The pharynx (throat) serves both the respiratory and digestive systems because it:
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