Lower respiratory tract

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Lower respiratory tract
Conducting passages.

The Lower respiratory tract refers to the portions of the respiratory system from the trachea to the lungs.

Lower respiratory tract infection can be the cause of serious illnesses.

[edit] External links

• http://training.seer.cancer.gov/module_anatomy/unit9_4_resp_passages.html
• http://faculty.ircc.edu/faculty/tfischer/images/lower%20resp.%20tract.jpg

v • d • e Anatomy: respiratory system Upper respiratory tract Nose • Nasal cavity • Pharynx • Larynx Lower respiratory tract Trachea • Lungs (Bronchi, Alveoli, Conducting zone, Respiratory zone)