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The Respiratory System ATI Pharmacology Made Easy 4.0 Questions and Answers | Latest Version | 2025/2026 | Correct & Verified
What class of medication is albuterol?✔✔Beta2-adrenergic agonist
Why is it important to administer a bronchodilator before an inhaled glucocorticoid?✔✔The bronchodilator opens airways to allow better absorption of the glucocorticoid
What is a common side effect of inhaled corticosteroids?✔✔Oral candidiasis (thrush)
How can a patient prevent oral candidiasis when using inhaled corticosteroids?✔✔By rinsing the mouth after each use
What is the primary action of montelukast?✔✔To block leukotrienes and reduce inflammation in the airways 1 / 3
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Which respiratory drug requires liver function monitoring due to potential hepatotoxicity?✔✔Zileuton
Why should theophylline levels be monitored in patients?✔✔Because of its narrow therapeutic index and risk for toxicity
What symptoms may indicate theophylline toxicity?✔✔Restlessness, insomnia, tremors, and seizures
What class of medication is beclomethasone?✔✔Inhaled corticosteroid
Why should a spacer be used with a metered-dose inhaler?✔✔To improve drug delivery and reduce medication loss in the mouth and throat
What is the purpose of ipratropium in respiratory therapy?✔✔To produce bronchodilation by blocking muscarinic receptors 2 / 3
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What is the onset of action for short-acting beta2 agonists like albuterol?✔✔Within minutes
Why should patients with a peanut allergy avoid certain ipratropium inhalers?✔✔Some formulations contain soy lecithin, which can cause cross-reaction
What is the therapeutic use of cromolyn sodium?✔✔To prevent asthma symptoms by inhibiting mast cell degranulation
How should cromolyn sodium be used for asthma management?✔✔On a regular schedule, not as a rescue medication
Which respiratory medication can interfere with warfarin metabolism?✔✔Zileuton
Why is montelukast taken in the evening?✔✔Because asthma symptoms often worsen at night
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