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)

Answer and Explanation

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.

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Correct Answer is C

Explanation

Choice A rationale
Potassium iodide is used to treat hyperthyroidism and protect the thyroid gland from radiation, but it does not help lower serum potassium levels.
Choice B rationale
Lactulose is a laxative used to treat constipation and hepatic encephalopathy, but it does not affect serum potassium levels.
Choice C rationale
Sodium polystyrene sulfonate is used to treat hyperkalemia by exchanging sodium ions for potassium ions in the intestines, thereby lowering serum potassium levels.
Choice D rationale
Acetylcysteine is used as a mucolytic agent and to treat acetaminophen overdose, but it does not have any effect on serum potassium levels.

A. Oseltamivir. B. Silodosin. C. Ceftriaxone. D. Doxepin.

Correct Answer is B

Explanation

Choice A rationale

Oseltamivir is incorrect. Oseltamivir is an antiviral medication used to treat influenza. It is not indicated for the treatment of benign prostatic hyperplasia (BPH).
Choice B rationale
Silodosin is correct. Silodosin is an alpha-blocker used to treat the symptoms of BPH. It works by relaxing the muscles in the prostate and bladder neck, making it easier to urinate.
Choice C rationale
Ceftriaxone is incorrect. Ceftriaxone is an antibiotic used to treat bacterial infections. It is not indicated for the treatment of BPH.
Choice D rationale
Doxepin is incorrect. Doxepin is a tricyclic antidepressant used to treat depression and anxiety. It is not indicated for the treatment of BPH.

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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)

Nursing Test Bank

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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)