A nurse is preparing to administer dextrose 5% in water 350 mL IV to infuse over 3 hr. The drop factor of the manual IV tubing is 10 gtt/mL. The nurse should set the manual IV infusion to deliver how many gtt/min? (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 ["19"]

Drip rate (gtt/min) = (Volume to be infused in mL × Drop factor) ÷ Time of infusion in minutes

Given:

Volume to be infused = 350 mL Drop factor = 10 gtt/mL
Time of infusion = 3 hours = 180 minutes

Plugging these values into the formula:

Drip rate = (350 mL × 10 gtt/mL) ÷ 180 min Drip rate ≈ (3500 gtt) ÷ 180 min
Drip rate ≈ 19.4 gtt/min

Rounding to the nearest whole number, the drip rate is approximately 19 gtt/min. Therefore, the nurse should set the manual IV infusion to deliver 19 gtt/min.

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Correct Answer is D

Explanation

A. Dobutamine: Dobutamine is a sympathomimetic medication used to increase cardiac output in conditions such as heart failure or cardiogenic shock. It is not indicated for the management of severe hypertension.

B. Epinephrine: Epinephrine is a sympathomimetic medication used for the management of severe allergic reactions (anaphylaxis), cardiac arrest, and severe asthma exacerbations. It is not indicated for the management of severe hypertension.
C. Dexamethasone: Dexamethasone is a corticosteroid medication used for a variety of

conditions, including inflammation, allergic reactions, and certain cancers. It is not indicated for the management of severe hypertension.
D. Nitroprusside: Nitroprusside is a potent vasodilator used for the rapid reduction of blood pressure in hypertensive emergencies, such as hypertensive crises or malignant hypertension. It acts quickly to dilate both arterial and venous vessels, leading to a rapid decrease in blood pressure. Therefore, it is the appropriate choice for this client with severe hypertension and a severe headache.

Correct Answer is ["19"]

Explanation

Drip rate (gtt/min) = (Volume to be infused in mL × Drop factor) ÷ Time of infusion in minutes

Given:

Volume to be infused = 350 mL Drop factor = 10 gtt/mL
Time of infusion = 3 hours = 180 minutes

Plugging these values into the formula:

View Question and Answer

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Naxlex Comprehensive Predictor Exams

A nurse in the emergency department is caring for a client who reports a severe headache. The client's blood pressure is 280/160 mm Hg. The nurse should plan to administer which of the following medications?

Correct Answer is D

Explanation

Correct Answer is ["19"]

Explanation

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