Question

Write the pathway taken by air in the respiratory system

Answer 1

Answer:

Pathway of air: nasal cavities (or oral cavity) > pharynx > trachea > primary bronchi (right & left) > secondary bronchi > tertiary bronchi > bronchioles > alveoli (site of gas exchange)

Explanation:

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Answer 2

EXPLANATION :-Pathway of air: nasal cavities (or oral cavity) > pharynx > trachea > primary bronchi (right & left) > secondary bronchi > tertiary bronchi > bronchioles > alveoli (site of gas exchange

Air enters the body through the nasal and oral cavity, then passes through the pharynx, larynx and trachea. The trachea divides to the left and right bronchi at the fifth thoracic vertebrae. Through bronchi, air enters the lungs and thwn to bronchioles and exchanges into gas by alveoli