Nokea
A nurse is caring for a client who has a pulmonary embolism and has a new prescription for enoxaparin 1.5 mg/kg/dose subcutaneously every 12 hours. The client weighs 245 lbs. How many mg should the nurse administer per dose? (Round the answer to the nearest whole number. Use a leading zero if it applies. Do not use a trailing zero.)
Correct Answer: 167
Rationale: Calculation: 245 lbs ÷ 2.2 = 111.36 kg; 111.36 kg × 1.5 mg/kg = 167 mg
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The client is scheduled to receive 30 grams of lactulose orally every 12 hours. An oral solution containing 5 g/10 mL is available. How many mL should be poured into the medication cup to administer the required dose?
Correct Answer: 60
Rationale: Calculation: (30 g ÷ 5 g) × 10 mL = 60 mL
A nurse is teaching a group of nurses about the administration of nitroglycerin. Which of the following routes of administration provides the most rapid onset for the client?
- A. Topical ointment
- B. Sustained-release
- C. Sublingual
- D. Transdermal patch
Correct Answer: C
Rationale: Sublingual nitroglycerin has the fastest onset (1-3 minutes) due to direct absorption into bloodstream.
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 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 planning care for a client who is receiving enteral feedings through a nasogastric (NG) tube. Which of the following actions should the nurse plan to take first?
- A. Label the feeding bag with the date and time of the start of the feeding.
- B. Aspirate the client's stomach contents.
- C. Hang the feeding bag 30 cm (12 inches) above the client.
- D. Warm the feeding to room temperature.
Correct Answer: B
Rationale: Aspirating the client's stomach contents is the first action the nurse should take to confirm correct placement of the NG tube before administering feeding.