bronchoconstriction


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bronchoconstriction

[¦bräŋ·kō·kən¦strik·shən]
(physiology)
Narrowing of the air passages in bronchi and bronchioles.
References in periodicals archive ?
Incidence of bronchoconstriction due to aspirin, azo dyes, non-azo dyes, and preservatives in a population of perennial asthmatics.
During bronchoconstriction, the smooth muscle that surrounds the airways in the lungs contracts or tightens, narrowing the airways and blocking the flow of air.
Although their toxicity is only beginning to be tested, Baden says that in experiments on asthmatic sheep, agents from at least one of the species induce bronchoconstriction and respiratory distress.
COPD, which includes chronic bronchitis and emphysema, is a complex lung disease that has several components--inflammation, bronchoconstriction and structural changes in the airways that restrict airflow.
[D] Use prostaglandin F2[alpha] with extreme caution in women with asthma because of the risk of inducing bronchoconstriction.
Ventolin HFA is a short-acting bronchodilator that relieves sudden symptoms associated with bronchoconstriction -- tightening of the muscles surrounding the airways that occurs during asthma attacks.
A long-acting [[beta].sub.2]-agonist for long-term maintenance treatment of bronchoconstriction in people with chronic obstructive pulmonary disease (COPD), including chronic bronchitis and emphysema.
Bronchoconstriction is especially dangerous in combination with mucus plugging.
The environmental health report went on to state that both mice and humans' responses to certain odors and substances included bronchoconstriction, which is a narrowing of air passages in the lungs.
advancing age is protective) is more surprising but may reflect reduced expectation or activity level in very elderly people and/or impaired appreciation of bronchoconstriction with advancing age [19, 20].