Multiple choice

Which part of the respiratory system warms and humidifies the inspired air?

  1. Anterior vestibule

  2. Posterior vestibule

  3. Turbinate

  4. Paranasal sinus

  5. Mouth
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Along the sides of the vestibule are turbinates; mucous membrane covered projections that contain a very rich blood supply from the internal and external carotid arteries. They warm and humidify the inspired air.

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