Question

Which of the following is not a characteristic of good respiratory surface?

• A. Thin and moist
• B. Large surface area
• C. Close to oxygen and gas transport.
• D. Thick and dry surface

Answer 1

The correct option is D Thick and dry surface

The characteristics of a respiratory surface are thin walls, a moist inner surface, a huge combined surface area, a rich blood supply each alveolus is sounded by capillaries. Surfaces which dries out easily, thick and easily damaged are not a characteristic of good respiratory surface.

Therefore, the correct answer is option D.