Multiple choice

Which of the following structures is responsible for warming and moistening the inhaled air in human beings?

  1. The laryngopharynx

  2. The oropharynx

  3. The larynx

  4. The nasopharynx

  5. The nasal cavity
Reveal answer Fill a bubble to check yourself
E Correct answer
Explanation

The nasal cavity is a hollow space within the nose and skull that is lined with hairs and mucus membrane. It provides enough surface area for the inhaled air to be warmed and moistened, within fractions of a second, before reaching the lungs.

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