Lower_respiratory

Lower respiratory tract

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.

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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)