RT Book, Section A1 Freeman, Brian S. A1 Berger, Jeffrey S. SR Print(0) ID 1204769382 T1 Bronchodilators T2 Anesthesiology Core Review: Part One: BASIC Exam, 2nd Edition YR 2024 FD 2024 PB McGraw-Hill Education PP New York, NY SN 9781264285518 LK accessanesthesiology.mhmedical.com/content.aspx?aid=1204769382 RD 2024/10/03 AB Bronchoconstriction during anesthesia occurs in patients with preexisting conditions such as reactive airway disease, but it also occurs from noxious stimulation of tracheal and laryngeal structures that activate vagal afferent nerves and from histamine-releasing drugs. Bronchoconstriction is more pronounced in smokers, or lightly anesthetized patients.