A) Trachea - lungs - larynx - pharynx - alveoli
B) Nose - larynx - pharynx - bronchus - alveoli -bronchioles
C) Nostrils - pharynx - larynx - trachea - bronchi -bronchioles - alveoli
D) Nose - mouth - lungs
Correct Answer: C
Solution :
The pathway of inhaled air is - Nostrils - pharynx (common passage for food & air) - larynx (voice box) - trachea (the wind pipe) - bronchi (2 for each side lungs) - bronchioles (give arise to alveolar ducts) - alveoli (the exchange site for gases in me form of small sacs or pouches).
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