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Chapter 12: The Respiratory System deWit: Medical-Surgical Nursing: Concepts & Practice, 3rd Edition
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MULTIPLE CHOICE 1. What is the purpose of mucus? a. To warm the air entering the lungs. b. To trap particles and bacteria. c. To protect the cilia. d. To clean the sinus cavity. ANS: B Mucus traps particles and bacteria that may be in the inspired air. PTS: 1 DIF: Cognitive Level: Kno...
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