Nokea
A client is admitted to the hospital with suspected rheumatic endocarditis. Which of the following laboratory tests would assist in confirming the diagnosis?
- A. Liver enzymes
- B. Serum albumin
- C. Throat culture
- D. Arterial blood gases
Correct Answer: C
Rationale: Throat culture can identify streptococcal infection preceding rheumatic fever/endocarditis.
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A nurse is teaching a client who has acute kidney injury (AKI) about the oliguric phase. Which of the following information should the nurse include in the teaching?
- A. The glomerular filtration rate (GFR) recovers.
- B. Urine output is less than 400 mL per 24 hours.
- C. BUN and creatinine levels decrease.
- D. Renal function is reestablished.
Correct Answer: B
Rationale: Oliguria (<400mL/24hr) defines this phase of AKI with impaired urine production.
A student nurse asks the RN about the clinical manifestations of a thoracic aortic aneurysm. Which of the following findings should the nurse discuss? (Select all that apply).
- A. Shortness of breath
- B. Difficulty swallowing
- C. Upper chest pain
- D. Diaphoresis
- E. Cough
- F. Hoarseness
Correct Answer: A,B,C,E,F
Rationale: These reflect compression of adjacent structures (trachea, esophagus, recurrent laryngeal nerve) by the aneurysm.
A nurse is caring for a client who has heart failure and a prescription for digoxin 125 mcg orally daily. Digoxin is available in 0.25 mg/tablet form. How many tablets should the nurse administer per dose? (Round the answer to the nearest tenth. Use a leading zero if it applies. Do not use a trailing zero.)
Correct Answer: 0.5
Rationale: Calculation: 125 mcg = 0.125 mg; 0.125 mg ÷ 0.25 mg/tablet = 0.5 tablets
A nurse is caring for a client who has just developed a pulmonary embolism. Which of the following medications should the nurse anticipate administering?
- A. Atropine
- B. Furosemide
- C. Heparin
- D. Dexamethasone
Correct Answer: C
Rationale: Heparin is an anticoagulant used in the initial treatment of pulmonary embolism to prevent further clot formation.
A nurse prepares to replace the nearly empty container of total parenteral nutrition (TPN) for a client when she finds that there has been a delay in receiving the new container of solution from the pharmacy. Which of the following solutions should the nurse infuse until the next container of TPN solution becomes available?
- A. Lactated Ringer's
- B. 0.9% sodium chloride
- C. 3% sodium chloride
- D. Dextrose 10% in water
Correct Answer: D
Rationale: D10W provides glucose to prevent hypoglycemia when TPN is interrupted.