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Practice Question

A nurse is preparing to administer prednisone 40 mg PO to a client. Available is prednisone oral solution 5 mg/5 mL. How many mL should the nurse administer?

Answer Choices:

Correct Answer:

40

Rationale:

Step 1: Write the standard dosage formula

♦️Volume to give (mL)=Desired dose (mg)/Available dose (mg)×Available volume (mL)

Step 2: Identify the values

♦️Desired dose (D) = 40 mg

♦️Available dose (H) = 5 mg

♦️Available volume (V) = 5 mL

Step 3: Substitute into the formula

♦️Volume to give=40 mg/5 mg×5 mL

♦️40/5=8

♦️Then multiply by the volume:

♦️8×5 mL

👉=40 mL

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This question is from ati Custom LPN Medical Surgical III NSG 2440 Exam 2 Fall 2025 which contains 46 questions.

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From Exam
ati Custom LPN Medical Surgical III NSG 2440 Exam 2 Fall 2025

46 Questions

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Question Details
  • Category: LPN Nursing Exam(s)
  • Subcategory: LPN ATI Exams
  • Domain: Medical-Surgical
  • Answer Choices: 1
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