ATI RN
ATI Nursing 100 Day Exam 4 Fundamentals Questions
Extract:
Question 1 of 5
The nurse is giving vancomycin to a client and must hold the dose until the results of the trough level are known. This term is associated with the point at which the:
Correct Answer: C
Rationale: The correct answer is C: Blood serum drug concentration is lowest. A trough level is the lowest concentration of a drug in the bloodstream before the next dose is given. Holding the dose until the trough level is known ensures the drug is not given too soon, preventing toxicity and maintaining therapeutic levels.
Choice A is incorrect as it describes the concept of half-life, not trough level.
Choice B is incorrect as toxicity is not specifically related to trough levels.
Choice D is incorrect as it refers to peak concentration, not trough level.
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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