A nurse is preparing to administer ondansetron 4 mg IM stat.
The amount available is ondansetron for injection 2 mg/mL. How many mL should the nurse administer? (Round the answer to the nearest whole number.
(Use a leading zero if it applies. Do not use a trailing zero)
The Correct Answer is ["2"]
Step 1 is: Determine the concentration of the medication available. 2 mg/mL.
Step 2 is: Calculate the volume needed to administer 4 mg. 4 mg ÷ 2 mg/mL = 2 mL. The nurse should administer 2 mL.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
Choice A rationale
While reviewing stress factors is important, it is not the priority action during an acute exacerbation of ulcerative colitis. The immediate concern is to address the physical symptoms and stabilize the patient.
Choice B rationale
Evaluating fluid and electrolyte levels is the priority action because acute exacerbations of ulcerative colitis can lead to significant fluid loss and electrolyte imbalances. Prompt assessment and correction of these imbalances are crucial for patient stability.
Choice C rationale
Promoting physical mobility is important for overall health but is not the priority during an acute exacerbation. The focus should be on managing the acute symptoms and stabilizing the patient.
Choice D rationale
Providing emotional support is important but is not the priority action during an acute exacerbation. The immediate concern is to address the physical symptoms and stabilize the patient.
Correct Answer is ["2"]
Explanation
Step 1 is: 275 mcg ÷ 137 mcg/tablet = 2.007 tablets Step 2 is: Round to the nearest whole number = 2 tablets The nurse should administer 2 tablets.
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