Question

Why do we often sneeze when we inhale a lot of dust -laden air? ​

Answer 1

Answer:

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Step-by-step explanation:

When we inhale air, the unwanted particles present in air usually get trapped in the hair present in our nasal passage. The particles of dust, smoke and pollens present in inhaled air get past the hair in the nasal passage and irritate the lining of nasal passage, as a result of which we sneeze

Answer 2

Step-by-step explanation:

When we inhale air containing dust particles, the particles get trapped in the hair present in out nostrils. Sometimes, these particles may pass through the hair and enter the nasal cavity. The irritate the mucus lining of the nasal cavity, and as a result we sneeze.