Question

How do the nostrils contribute to the process of breathing?

Answer 1

Our nostrils have hair that do not allow harmful gases pollen or dust particles to get inside our body.And even if it does, we sneeze to get the particles out.

Answer 2

Nostrils play a major role in breathing by ‘inhaling and exhaling’ gases between the atmospheres in the human body.  

Explanation:  

• Nostrils are the external and it is the first organ of the respiratory system.

• The ‘respiratory system’ consists of the nose, trachea and the lungs.  

• Amongst this the nostrils are the external and the first organ that marks the start of the respiratory system.  

• The breathing process begins and ends with the nostrils.

Learn more about Nostrils

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