NSG 170 Asthma Practice Questions and Correct Answers
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Course
NSG 170
Institution
NSG 170
____________ is the persistent inflammation of the lungs characterized by recurrent episodes of shortness of breath, difficulty breathing, chest tightness or pressure, coughing (especially at night), and wheezing. Asthma
Asthma in early life may lead to irreversible decline of pulmonary function i...
NSG 170 Asthma Practice Questions and
Correct Answers
____________ is the persistent inflammation of the lungs characterized by recurrent
episodes of shortness of breath, difficulty breathing, chest tightness or pressure,
coughing (especially at night), and wheezing. ✅Asthma
Asthma in early life may lead to irreversible decline of pulmonary function in adulthood
as a result of permanent, structural changes called _________ __________. These
changes can lead to progressive or permanent loss of lung function. ✅airway
remodeling
Exposure to asthma triggers leads to ___________________, ___________
___________, and impaired clearance of secretions. ✅bronchoconstriction, airway
edema
______________________ refers to an exaggerated bronchoconstrictor response.
✅Hyperresponsiveness
Sensitized mast cells in the bronchial mucosa release inflammatory mediators such as:
✅histamine, prostaglandins, and leukotrienes
Inflammatory mediators that stimulate parasympathetic receptors and bronchial smooth
muscle to produce bronchoconstriction: ✅cytokines, bradykinin, and growth factor
Hypoxemia can occur if an asthma attack goes untreated, causing
__________________, an unusually fast respiration, or over breathing.
✅hyperventilation
____________ _____________ is a severe, prolonged form of asthma that is difficult to
treat. ✅Status asthmaticus
Events of an acute asthma attack: ✅1. inflammatory mediators are released causing
activation of inflammatory cells
2. bronchoconstriction, airway edema, & impaired mucociliary clearance occurs.
3. airway narrowing limits airflow & increases breathing
4. trapped air mixes with inhaled air impairing gas exchange
Common allergens that can cause airway inflammation: ✅pollens, weeds, molds, dust
mites, and animal dander
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