Q

In humans, air enters through the nostrils and from there flows through the larynx into the lungs. Which of the following ensures that the airway does not collapse in the larynx?

RRB Group-D; RRB Technicians Grade-III 06/09/2022; 17/08/2022; 24/12/2024 2022; 2024
✓ Answer: D Rings of cartilage
Cartilage supports the airway. The larynx has supporting cartilages, including the ring-shaped cricoid cartilage; the trachea is supported by C-shaped cartilage rings.
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