HESI RN
RN Hesi Med Surg Dosage Calculations Questions
Extract:
Question 1 of 5
The healthcare provider prescribes magnesium hydroxide 4800 mg by mouth at bedtime for a client with constipation. The bottle is labeled 'Magnesium Hydroxide Saline Laxative, USP 400 mg per 5 mL.' How many ounces should the nurse instruct the client to take with each dose? (Enter numerical value only.)
Correct Answer: 0.41
Rationale: Volume: 4800 mg / (400 mg / 5 mL) = 12 mL. Convert to ounces: 12 × 0.033814 = 0.405768 oz, rounded to 0.41 oz.
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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