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You are instructed to give morphine sulfate 6 mg to a client experiencing an MI. The drug label reads: 15 mg/mL How many mL would you give?

0.04 mL

4mL

0.5 mL

0.4 mL

Answer and Explanation

The Correct Answer is D

A. To calculate the volume needed; dose/concentration = 6/15 = 0.4 mL.

B. To calculate the volume needed; dose/concentration = 6/15 = 0.4 mL.

C. To calculate the volume needed; dose/concentration = 6/15 = 0.4 mL.

D. To calculate the volume needed; dose/concentration = 6/15 = 0.4 mL.

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Correct Answer is A

Explanation

A. Lithium toxicity can occur if the patient becomes dehydrated while taking lithium, as dehydration can lead to higher concentrations of lithium in the blood.

B. Increased effectiveness is not a consequence of dehydration while taking lithium.

C. Dehydration would not typically lead to the need to increase the lithium dosage but rather to the risk of toxicity.

D. Dehydration can lead to higher, not lower, serum lithium levels, increasing the risk of toxicity.

A. ibuprofen (Motrin) B. Ranitidine (Zantac) C. Digoxin (Lanoxin) D. Acetaminophen (Tylenol)

Correct Answer is C

Explanation

A. Ibuprofen is not typically contraindicated with calcium channel blockers.

B. Ranitidine is not typically contraindicated with calcium channel blockers.

C. Digoxin, a cardiac glycoside, can interact with calcium channel blockers, leading to increased levels of digoxin and potential toxicity.

D. Acetaminophen is not typically contraindicated with calcium channel blockers.

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You are instructed to give morphine sulfate 6 mg to a client experiencing an MI. The drug label reads: 15 mg/mL How many mL would you give?

Nursing Test Bank

Naxlex Comprehensive Predictor Exams

The nurse informs the patient to remain well hydrated while taking lithium because dehydration can lead to:

Correct Answer is A

Explanation

The patient is instructed when taking calcium channel blockers to use extreme caution when taking which of the following medications?

Correct Answer is C

Explanation

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