respiratory tract

Cultural  

1. The path that air follows as it is inhaled and directed into the lungs. The respiratory tract includes the nose and nasal passages, the throat and trachea, and the bronchial tubes.

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Example Sentences

Debbie contracted a respiratory tract infection and has had to pay doctors' fees, while some elderly holidaymakers had to buy medication when they ran out.

From BBC • Mar. 12, 2026

The legal case centered on Moderna’s Spikevax shot for Covid-19 and its mResvia vaccine, which prevents a type of lower respiratory tract disease caused by respiratory syncytial virus, better known as RSV.

From Barron's • Mar. 4, 2026

Delivering the vaccine through the nose produced strong immune responses throughout the body, with particularly high activity in the nasal passages and respiratory tract.

From Science Daily • Feb. 4, 2026

The author contends that Kennedy’s claims about mRNA vaccines are scientifically inaccurate, particularly his assertions that the vaccines don’t perform well against upper respiratory tract infections and that they promote viral mutation.

From Los Angeles Times • Aug. 12, 2025

Even worse, however, was the injury to Doug’s respiratory tract.

From "Into Thin Air" by Jon Krakauer