RT Book, Section A1 Shusterman, Dennis J. A2 LaDou, Joseph A2 Harrison, Robert J. SR Print(0) ID 1104103607 T1 Upper Respiratory Tract Disorders T2 CURRENT Diagnosis & Treatment: Occupational & Environmental Medicine, 5e YR 2013 FD 2013 PB McGraw-Hill Education PP New York, NY SN 9780071808156 LK accessmedicine.mhmedical.com/content.aspx?aid=1104103607 RD 2024/04/19 AB The upper airway contributes to respiratory function by providing air conditioning, filtering, and sensory monitoring of the ambient environment. These same structures are vulnerable to the effects of inhaled irritants and allergens. A growing body of evidence links the development of rhinitis with that of asthma, making the prevention (and early recognition) of upper airway inflammation a priority.