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Question 9235
NEET Biology · Easy

Breathing and Exchange of Gases: Trachea MCQ

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TracheaEasyQuestion 9235

Question

The C-shaped cartilaginous rings in the trachea mainly serve to:

  1. A
    Prevent collapse of the air passage
    Correct
  2. B
    Increase haemoglobin formation
  3. C
    Absorb oxygen directly into bone
  4. D
    Regulate kidney pressure

Correct answer

Prevent collapse of the air passage

Explanation

Tracheal rings keep the airway patent during breathing.

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