A patient is in an urgent care center with an acute asthma attack.
The nurse expects a medication from which class will be used as the initial treatment?
Corticosteroid.
Anticholinergic.
Long-acting beta 2 agonist.
Short-acting beta 2 agonist.
The Correct Answer is D
This question addresses the acute management of asthma exacerbations. It requires understanding the pharmacological action of bronchodilators, specifically the need for rapid-acting agents that induce immediate smooth muscle relaxation in the airways to improve ventilation during a bronchospastic event.
Choice A rationale
Corticosteroids are effective anti-inflammatory agents used to reduce airway inflammation in asthma. However, they have a delayed onset of action, making them inappropriate as the sole or initial treatment for rapid bronchodilation during an acute asthma attack.
Choice B rationale
Anticholinergics like ipratropium bromide can be used as an adjunct in acute asthma management, especially in severe cases. They are not the first-line initial treatment, which remains a fast-acting bronchodilator to address acute airway obstruction immediately.
Choice C rationale
Long-acting beta 2 agonists are maintenance medications used for long-term control of asthma. They have a slow onset of action and are not indicated for use during an acute asthma attack, as they do not provide rapid bronchodilation.
Choice D rationale
Short-acting beta 2 agonists, such as albuterol, are the first-line therapy for acute asthma. They provide rapid, potent bronchodilation by stimulating beta 2 receptors, effectively relaxing airway smooth muscles and reversing bronchospasm within minutes of administration.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is D
Explanation
This question addresses safe medication administration in patients with mechanical bowel obstruction. It requires applying knowledge of gastrointestinal motility to identify agents that are strictly contraindicated, as stimulating peristalsis against a physical blockage can cause severe bowel distension, pain, or potentially life-threatening perforation.
Choice A rationale
Non-steroidal anti-inflammatory drugs like ibuprofen may cause gastric irritation or ulcers, but they do not actively stimulate intestinal peristalsis. While used with caution in some patients, they are not strictly contraindicated in the same way as motility-enhancing agents during obstruction.
Choice B rationale
Zolpidem is a hypnotic agent that works on the central nervous system to induce sleep. It does not have a pharmacological effect on intestinal motility and is not contraindicated in patients diagnosed with a small bowel obstruction during their hospital stay.
Choice C rationale
Omeprazole is a proton pump inhibitor used to decrease gastric acid secretion. It does not influence the motility of the intestinal tract and is not contraindicated in the management of a patient diagnosed with a mechanical small bowel obstruction.
Choice D rationale
Bisacodyl is a stimulant laxative that works by directly increasing peristalsis in the colon and small intestine. Administering a stimulant laxative to a patient with a mechanical bowel obstruction is contraindicated because it can cause perforation, severe pain, and emergency complications.
Correct Answer is A
Explanation
This question tests the application of the nursing process phases. It requires identifying the specific stage where the nurse compares the patient's current status and clinical outcomes against the established goals to determine the success of the implemented interventions and the need for plan modifications.
Choice A rationale
The evaluation phase involves comparing the patient’s health status with the goals and outcomes defined in the care plan. Monitoring progress after a new medication regimen is a classic example of evaluating the effectiveness of a planned clinical intervention.
Choice B rationale
The planning phase involves setting measurable goals, outcomes, and nursing interventions based on the assessment data. While the nurse plans for the future, the action of monitoring ongoing progress is an evaluative step, not the creation of the initial care plan.
Choice C rationale
The assessment phase is the collection of patient data, including health history, physical examination, and diagnostic results. Monitoring progress happens after interventions have been initiated, whereas assessment occurs before and during the continuous data collection process to identify patient needs.
Choice D rationale
The implementation phase is the actual execution of nursing interventions and actions. While the nurse performs the monitoring, the cognitive process of determining how well the medication is working by comparing patient status to outcomes is defined as the evaluation phase.
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