Sara has been admitted to the unit for asthma exacerbation. Which assessment findings are commonly associated with asthma exacerbation? (Select all that apply)
Bradypnea
Wheezing
Bradycardia
Use of accessory muscles for breathing
Decreased oxygen saturation
Correct Answer : B,D,E
Choice A reason: Bradypnea (slow breathing) isn’t typical in asthma exacerbation; tachypnea occurs due to airway obstruction. Reduced respiratory rate suggests fatigue or resolution, not active exacerbation, contradicting the physiology of acute bronchoconstriction.
Choice B reason: Wheezing results from turbulent airflow through narrowed bronchioles in asthma exacerbation. It’s a hallmark sign, reflecting reversible obstruction from inflammation and bronchospasm, consistently present during acute episodes requiring intervention.
Choice C reason: Bradycardia isn’t associated with asthma exacerbation; tachycardia is common from hypoxia and stress. Slow heart rate may indicate severe hypoxia late-stage, but it’s not a typical finding in active exacerbation.
Choice D reason: Accessory muscle use (e.g., sternocleidomastoid) compensates for obstructed airflow in asthma exacerbation. It reflects increased work of breathing due to bronchoconstriction, a frequent physical sign during acute respiratory distress.
Choice E reason: Decreased oxygen saturation occurs in asthma exacerbation from ventilation-perfusion mismatch. Inflamed airways limit oxygen delivery, dropping SpO2 below 95%, a common finding necessitating bronchodilators and oxygen therapy.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is ["B","D","E"]
Explanation
Choice A reason: Aspirin prevents thrombosis in coronary disease, not a primary heart failure treatment. It reduces ischemic risk but doesn’t address fluid overload or cardiac workload, lacking direct symptom relief in heart failure management.
Choice B reason: Lisinopril, an ACE inhibitor, reduces afterload and preload by vasodilation, easing heart strain. It manages heart failure symptoms like dyspnea by improving cardiac output, a cornerstone therapy for pump dysfunction.
Choice C reason: Insulin Glargine controls diabetes, not heart failure symptoms. It manages glucose, indirectly benefiting cardiovascular health, but doesn’t relieve congestion or improve hemodynamics, making it irrelevant to direct symptom management.
Choice D reason: Furosemide, a diuretic, reduces fluid overload in heart failure, alleviating dyspnea and edema. It lowers preload by increasing urine output, directly targeting congestion, a key symptom, in evidence-based practice.
Choice E reason: Metoprolol, a beta-blocker, slows heart rate, reducing myocardial demand in heart failure. It improves ejection fraction and symptoms like fatigue, a standard therapy for stabilizing cardiac function long-term.
Correct Answer is ["B","C","E","F","G"]
Explanation
Choice A reason: Staying indoors may limit exposure but isn’t practical or evidence-based for pneumonia prevention. It’s less effective than vaccines or hygiene, as pathogens persist indoors, reducing its priority in teaching.
Choice B reason: Yearly flu vaccine prevents influenza, a pneumonia risk factor, by inducing immunity. It’s a cornerstone of prevention, reducing respiratory infections that predispose to bacterial pneumonia, per public health guidelines.
Choice C reason: Regular exercise and nutrition boost immunity, reducing pneumonia risk. Strong lungs and host defenses limit infection severity, making this a key lifestyle topic for long-term respiratory health protection.
Choice D reason: Using a fan circulates air but doesn’t prevent pneumonia pathogens effectively. It may dry mucosa, increasing susceptibility, so it’s not a standard recommendation compared to vaccines or hygiene.
Choice E reason: Staying away from crowds reduces exposure to respiratory pathogens causing pneumonia. It’s practical during outbreaks, complementing vaccines and hygiene as a behavioral strategy to lower infection risk.
Choice F reason: Handwashing removes pathogens, preventing pneumonia transmission via contact. It’s a simple, evidence-based habit, critical in breaking infection chains, making it essential in patient education for prevention.
Choice G reason: Pneumonia vaccine (e.g., PCV13, PPSV23) protects against Streptococcus pneumoniae, a top cause. It’s a primary prevention tool, reducing incidence, strongly recommended for at-risk patients in teaching plans.
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