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

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

They tend to multiply in the lower respiratory tract, and in their usual hosts, such as ducks and seagulls, they often infect the gut.

From Science Daily • Nov. 28, 2025

Alphonsine had been admitted to City Hospital on 26 January with a lower respiratory tract infection and needed blood transfusions due to low iron levels.

From BBC • Jul. 21, 2025

In contrast, those that had been exposed to the seasonal flu beforehand had virus only in the respiratory tract — and at pretty low levels.

From Los Angeles Times • Mar. 19, 2025

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

From "Into Thin Air" by Jon Krakauer