A nurse is discussing the role of eosinophils in asthma with a client. How should the nurse explain the involvement of eosinophils in asthma?
"Eosinophils release hormones that relax the airway muscles in asthma."
"Eosinophils produce antibodies that protect against asthma attacks."
"Eosinophils are white blood cells that help clear excess mucus from the airways."
"Eosinophils play a role in inflammation and airway damage in asthma."
The Correct Answer is D
A) Incorrect. Eosinophils do not release hormones that relax airway muscles.
B) Incorrect. Eosinophils are not primarily involved in antibody production in asthma.
C) Incorrect. Eosinophils are not responsible for clearing excess mucus from the airways.
D) Correct. Eosinophils are white blood cells that contribute to inflammation and airway damage in asthma by releasing inflammatory substances.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is C
Explanation
A) Incorrect. Inhaled corticosteroids (ICS) are not typically used for quick relief during asthma attacks; they are primarily for long-term control.
B) Incorrect. Relaxing airway muscles is the function of bronchodilators, not ICS.
C) Correct. ICS medications are anti-inflammatory drugs that reduce airway inflammation, making them a cornerstone of asthma management for long-term control.
D) Incorrect. ICS are not used to treat acute allergic reactions; they are aimed at preventing asthma symptoms over time.
Correct Answer is B
Explanation
A) Incorrect. Severe coughing can occur during an asthma attack but is not typically considered an early warning sign.
B) Correct. Wheezing is often an early sign of airway constriction and can precede other symptoms of an asthma attack.
C) Incorrect. Chest pain and discomfort are not typical early warning signs of asthma.
D) Incorrect. Difficulty speaking in full sentences is a more advanced symptom that may occur during an asthma attack.
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