A client asks a nurse about the role of bronchodilators in asthma treatment. How should the nurse explain their function?
"Bronchodilators are used to reduce airway inflammation in the lungs."
"They help relax the muscles around your airways, making it easier to breathe."
"Bronchodilators prevent asthma symptoms from occurring in the first place."
"They are used to treat allergic reactions related to asthma."
The Correct Answer is B
A) Incorrect. Reducing airway inflammation is the primary function of inhaled corticosteroids, not bronchodilators.
B) Correct. Bronchodilators, such as beta-agonists, help relax the smooth muscles surrounding the airways, which can improve airflow and relieve bronchoconstriction in asthma.
C) Incorrect. Bronchodilators primarily provide quick relief during asthma attacks but do not prevent asthma symptoms over the long term.
D) Incorrect. Bronchodilators are not used to treat allergic reactions; they are used to relieve acute bronchoconstriction associated with asthma.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
A) Incorrect. Mast cells do not release hormones that relax airway muscles; they are involved in inflammation.
B) Correct. Mast cells release inflammatory substances in response to allergens, leading to bronchoconstriction and inflammation in asthma.
C) Incorrect. Mast cells are not primarily involved in clearing excess mucus from the airways.
D) Incorrect. Mast cells do not produce antibodies to protect against asthma attacks.
Correct Answer is D
Explanation
A) Incorrect. A spacer does not increase the force of the medication but rather optimizes the delivery.
B) Incorrect. The purpose of a spacer is not related to portability; it's about enhancing the effectiveness of the inhaler.
C) Incorrect. Using a spacer does not allow for larger doses; it improves the distribution of the prescribed dose.
D) Correct. A spacer device helps ensure that more of the medication reaches the lungs by slowing down and dispersing the spray from the inhaler, making it easier to inhale effectively.
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