Which of the following functions is not associated with the Nasal Cavity?
Correct answer: B. pH adjustment
- A. Filtration
- B. pH adjustment
- C. Moistening
- D. Temperature adjustment
Explanation
The nasal cavity does not significantly change the pH of the air we breathe.
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About Respiration
The human respiratory system includes the air passages, lungs, alveoli and breathing muscles, while gaseous exchange explains how oxygen enters blood and carbon dioxide leaves it by diffusion. The effects of smoking include damage to cilia and alveoli, reduced gas exchange, chronic bronchitis, emphysema and increased risk of lung cancer.
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