ATI RN
ATI Pharmacology N211 Delia Exam Questions
Extract:
Question 1 of 5
A nurse is caring for a client who is to receive liquid medications via a gastrostomy tube. The client is prescribed phenytoin 250 mg. The amount available is phenytoin oral solution 25 mg/5 mL. How many mL should the nurse administer per dose?
Correct Answer: A
Rationale: The correct answer is A: 50 mL.
To calculate the dose, use the formula: Desired dose/Available dose = Volume to be given. In this case, 250 mg (desired dose) divided by 25 mg/5 mL (available dose) equals 50 mL.
Therefore, the nurse should administer 50 mL per dose.
Choice B and other options are incorrect because they do not follow the correct calculation method. It is essential to accurately convert the prescribed dose to the available concentration to determine the correct volume to administer. In this scenario, the correct answer is 50 mL based on the calculation using the formula provided.
Question 2 of 5
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Question 3 of 5
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Question 4 of 5
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Question 5 of 5
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