Which is the correct sequence of air passage during inhalation ?

Options

A. Nostrils `to` Larynx `to` Pharynx `to` Trachea `to` Lungs
B. Nasal passage `to` Trachea `to` Pharynx `to` Larynx `to` Alveoli
C. Larynx `to` Nostrils `to` Pharynx `to` Lungs
D. Nostrils `to` pharynx `to` Larynx `to` Trachea `to` Alveoli

Answer

d

Explanation

The air for respiration is drawn into our body through the nostrils , it then goes into nasal passage. From their, air enters into the windpipe (or trachea), bronchi, lungs and finally to the alveoil where gaseous exchange takes place.