Question

In respiration, air passes through

• A. Larynx ⇢ Pharynx ⇢Trachea ⇢ Lungs
• B. Larynx → Nasal Cavity → Pharynx → Trachea
• C. Pharynx → Nasal Cavity → Larynx → Trachea Bronchi → Bronchioles
• D. Nasal Cavity → Pharynx → Larynx → Trachea → Bronchi → Bronchioles

Answer 1

The correct option is D

Nasal Cavity → Pharynx → Larynx → Trachea → Bronchi → Bronchioles

The correct option is D.

Explanation for the correct option:

1. The air enters the nose into the nasal cavity.
2. It travels down to the pharynx.
3. Then below the pharynx lies the larynx, the sound box.
4. From the larynx it travels to the trachea and then to the bronchi.
5. The bronchi split into bronchioles.

Final answer: The correct sequence of pathway of air in respiration is nasal cavity, pharynx, larynx, trachea, bronchi and bronchioles.