Nokea
You are assigned to infuse 300 mL of a solution over 2 hours with a drop factor of 15 gtt/mL. What is the flow rate in drops per minute?
- A. 25 gtt/min
- B. 37.5 gtt/min
- C. 45 gtt/min
- D. 75 gtt/min
Correct Answer: B
Rationale: Flow rate = (300 mL 15 gtt/mL) ÷ (2 60) = 4,500 ÷ 120 = 37.5 gtt/min, exactly matching option B.
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The nurse is teaching a nursing student about the antifungal drug amphotericin B. Which statement by the student indicates a need for further teaching?
- A. Amphotericin B may be given intravenously or by mouth
- B. Patients who take this drug should have potassium and magnesium levels assessed
- C. Patients with renal disease should not take amphotericin B
- D. This drug is used for severe systemic infections
Correct Answer: A
Rationale: Amphotericin B is IV-only due to poor oral absorption; electrolyte monitoring and systemic use are correct. Amphotericin B is not absorbed from the gastrointestinal tract, so is not given by mouth.
Which of the following drugs is used to accelerate pulmonary maturation in the fetus in women with premature labor?
- A. Aminoglutethimide
- B. Betamethasone
- C. Mifepristone
- D. Misoprostol
Correct Answer: B
Rationale: Betamethasone, a glucocorticoid, is administered to enhance fetal lung maturation by stimulating surfactant production in preterm labor.
When prescribing temazepam (Restoril) for insomnia, patient education includes:
- A. Take temazepam nightly approximately 15 minutes before bedtime.
- B. Temazepam should not be used more than three times a week for less than 3 months.
- C. Drinking 1 ounce of alcohol will cause additive effects and the patient will sleep better.
- D. Exercise for at least 30 minutes within 2 hours of bedtime to enhance the effects of temazepam.
Correct Answer: B
Rationale: Temazepam is recommended short-term (e.g., ≤3 times/week) to avoid dependence.
When providing drug therapy to a patient what is a responsibility of the nurse?
- A. Teaching the patient how to cope with the effects of the drug to ensure the best outcome
- B. Helping the patient analyze the physiological and pathological effects of drugs
- C. Warning the patient how most patients respond to the drug therapy
- D. Encouraging the patient to increase or decrease dosages
Correct Answer: A
Rationale: Teaching patients how to manage drug effects promotes adherence and optimal outcomes, aligning with the nurse's educational role in drug therapy.
In an acute attack of migraine, the drug of choice is
- A. Ergotamine tartrate
- B. Methysergide
- C. Propranolol
- D. Caffeine
Correct Answer: A
Rationale: Ergotamine tartrate is the drug of choice for acute migraine.