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:

medication concentration is half of what it was when administered.

medication becomes toxic

blood serum drug concentration is lowest.

highest effective drug concentration in the blood is reached.

Answer and Explanation

The Correct Answer is C

Choice A rationale: Medication concentration being half of what it was when administered is not the definition of the trough level.

Choice B rationale: Medication becoming toxic is not the definition of the trough level. Choice C rationale: Blood serum drug concentration being lowest is the correct definition of the trough level.

Choice D rationale: Highest effective drug concentration in the blood being reached is not the definition of the trough level.

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Correct Answer is D

Explanation

Choice A rationale: The gluteal maximus is not a recommended site for intramuscular injections in infants due to the risk of injury to the sciatic nerve.

Choice B rationale: The deltoid muscle is a suitable site for older children and adults but may not be well-developed in infants.

Choice C rationale: The ventral gluteal site is not typically recommended for infants due to the potential risk of injury to the sciatic nerve.

Choice D rationale: The vastus lateralis muscle is the preferred injection site for intramuscular injections in infants.

A. loperamide 2 mg. B. diltiazem SR 180 mg C. acetaminophen 325 mg. D. methyldopa 125 mg

Correct Answer is B

Explanation

Choice A rationale: Loperamide 2 mg is generally available in liquid form, so crushing is not typically necessary.

Choice B rationale: Diltiazem SR 180 mg (Sustained Release) should not be crushed, as it is formulated for extended release over time.

Choice C rationale: Acetaminophen 325 mg is usually available in liquid form, so crushing may not be necessary.

Choice D rationale: Methyldopa 125 mg is generally available in liquid form, so crushing may not be necessary.

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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:

Nursing Test Bank

Naxlex Comprehensive Predictor Exams

The nurse is administering an intramuscular injection to a 9 month old infant. What is the preferred injection site?

Correct Answer is D

Explanation

The client asks the nursing student to crush her medications and put them in apple sauce. Even before the student researches the medications, he knows that the tablet he cannot deliver in this manner is:

Correct Answer is B

Explanation

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