A 74-year-old female with hypertension and heart failure with preserved ejection fraction (HFpEF) presents with progressive lower extremity edema and dyspnea on exertion. Echocardiogram demonstrates an LVEF of 60% with evidence of diastolic dysfunction. Blood pressure is 138/76 mm Hg. Laboratory results show eGFR 62 mL/min/1.73m? (normal >90 mL/min/1.73m2) and potassium 4.3 mEq/L (normal range 3.5 – 5 mEq/L). The clinician decides to initiate pharmacologic therapy specifically to relieve symptomatic volume overload. Which of the following medications acts at the thick ascending limb of the loop of Henle to inhibit reabsorption of sodium and chloride and is most appropriate for rapid reduction of fluid retention in this patient?

When planning care for an older adult with COPD, the nurse practitioner considers the advantages of single-inhaler triple therapy compared to using multiple separate inhalers. What is the main advantage of using a single inhaler to deliver more than one medication?

A 72-year-old male with hypertension and chronic stable angina is started on diltiazem extended-release 240 mg daily. His current medications include atorvastatin and aspirin. Baseline vital signs include blood pressure 148/86 mm Hg and heart rate 78 beats per minute. At a 2-week follow-up visit, he reports mild fatigue and dizziness and denies syncope. Which of the following monitoring parameters is MOST important to assess during ongoing therapy with diltiazem?

Which statement by the nurse practitioner demonstrates an accurate understanding of heparin’s fibrinolytic activity?

A 68-year-old patient with ventricular tachycardia has been taking amiodarone for 6 months. He develops progressive dyspnea and imaging suggests drug-induced pulmonary toxicity. The medication is discontinued. Two weeks later, his symptoms persist despite stopping the drug. Which of the following best explains why adverse effects may continue after amiodarone is discontinued?

An 8-year-old child with mild persistent asthma and seasonal allergic rhinitis is prescribed montelukast. The NP provides medication counseling to the parent. Which of the following statements about montelukast is accurate and should be included in patient education?

A 72-year-old male requests diphenhydramine for insomnia. Which genitourinary condition in his history would be most concerning in considering this drug?

An investor is reviewing Tesla’s 2025 annual results and wants to estimate how fully Tesla used its vehicle manufacturing capacity during the year.  Below isinformation from Tesla’s 2025 annual report as well as information from its own quarterly investor updates. From Tesla’s public disclosures, the investor gathers the following information for 2025: Total vehicle deliveries: 1,636,129 Total vehicle production: 1,654,667 Installed annual manufacturing capacity: California Model 3 / Model Y: >550,000 California Model S / Model X: 100,000 Shanghai Model 3 / Model Y: >950,000 Berlin Model Y: >375,000 Texas Model Y: >250,000 Cybertruck: >125,000 Global vehicle inventory: 15 days of supply End-of-year operating lease (new vehicle) count: 163,075 Finished goods inventory: $4.849 billion Energy storage deployed: 46.7 GWh Supercharger stations: 8,182 Using the best estimate available from these disclosures, what was Tesla’s vehicle manufacturing utilization in 2025?

The following chemical is a humectant:

This aspirator may be preferred if water pressure is low: