Conducting zone

Conducting zone

The conducting zone of the respiratory system is made up of the nose, pharynx, larynx, trachea, bronchi, bronchioles, and terminal bronchioles; their function is to filter, warm, and moisten air and conduct it into the lungs. It consists of a series of interconnecting cavities and tubes both outside and within the lungs. It is composed of the 1st through the 16th division of the respiratory tract.


  1. Low resistance pathway for airflow
  2. Defense
  3. Warms and moistens air
  4. Filters air
  5. Phonates

See also

The respiratory zone is the site of oxygen and carbon dioxide gas exchange, and is composed of the respiratory bronchioles, alveolar ducts, and alveoli."

External links

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