Nokea
The nurse applies the nursing process in medication therapy to ensure what?
- A. That medications are given at the right time
- B. That care is efficient and effective
- C. That the right dose of the drug is given to the patient
- D. That the right drug is given to the right patient at the right time
Correct Answer: B
Rationale: The nursing process ensures efficient, effective care, encompassing all aspects of safe administration.
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A nurse is preparing to administer Amoxicillin 20 mg/kg/day PO to divide equally every 12 hr to a preschooler who weighs 44 lb. The amount available is amoxicillin suspension 250 mg/5 mL. how many mL should the nurse administer per dose? (Round the answer to the nearest whole number. Do not use a trailing zero.)
- A. 4
- B. 7
- C. 1
- D. 10
Correct Answer: A
Rationale: Calculation: 44 lb = 20 kg; 20 mg/kg/day 20 kg = 400 mg/day; 400 mg ÷ 2 doses = 200 mg/dose; 200 mg ÷ (250 mg/5 mL) = 4 mL, matching the answer.
Patient education regarding taking iron replacements includes:
- A. Doubling the dose if they miss a dose to maintain therapeutic levels
- B. Taking the iron with milk or crackers if it upsets their stomach
- C. Iron is best taken on an empty stomach with juice
- D. Antacids such as Tums may help the upset stomach caused by iron therapy
Correct Answer: C
Rationale: Iron absorption is best on an empty stomach with juice; milk or antacids reduce absorption, and doubling risks toxicity.
What is the role of calcium supplements when patients take bisphosphonates?
- A. They must be restricted to allow the medication to work
- B. They must be taken in sufficient amounts to provide foundational elements for bone growth
- C. They must be taken at the same time as the bisphosphonates
- D. They only work with bisphosphonates if daily intake is restricted
Correct Answer: B
Rationale: Calcium supports bone health with bisphosphonates but must be timed separately (not C) to avoid interference.
The elderly are at high risk of ADRs due to:
- A. Having greater muscle mass than younger adults, leading to higher volume of distribution
- B. The extensive studies that have been conducted on drug safety in this age group
- C. The blood-brain barrier being less permeable, requiring higher doses to achieve therapeutic effect
- D. Age-related decrease in renal function
Correct Answer: D
Rationale: Age-related renal decline slows drug clearance, raising ADR risk in the elderly, unlike muscle mass , studies , or BBB .
All of the following statements about efficacy and potency are true EXCEPT:
- A. Efficacy is usually a more important clinical consideration than potency
- B. Efficacy is the maximum effect of a drug
- C. Potency is a comparative measure, refers to the different doses of two drugs that are needed to produce the same effect
- D. The ED50 is a measure of drug's efficacy
Correct Answer: D
Rationale: ED50 measures potency (dose for 50% effect), not efficacy (maximal effect).