Q. Conducting part of the respiratory system comprises

 5803  234 Breathing and Exchange of Gases Report Error

Solution:

Respiratory system comprises of two portions:
1. The conducting portion provides a passage for the air. It conditions the incoming air by warming, moistening and cleaning it. It consists of nasopharynx, larynx, trachea, bronchi, bronchioles and terminal bronchioles.
2. The respiratory portion consisting bronchioles, alveolar ducts and alveolar sacs, serves to get rid of CO2 and pick up oxygen. This system is derived from the endoderm.