A nurse is preparing to start an IV infusion of lactated Ringer’s for a client who sustained a burn injury.
The client is prescribed 5,200 mL of fluid over the first 24 hr. How many mL/hr should the nurse set the pump to infuse for the first 8 hr? (Round the answer to the nearest whole number.
Use a leading zero if it applies. Do not use a trailing zero.)
The Correct Answer is ["325"]
Step 1 is to determine the total volume of fluid to be infused in the first 8 hours. According to the Parkland formula for fluid resuscitation, half of the prescribed volume is administered in the first 8 hours. Thus:
Total fluid for the first 8 hours = 5,200 mL ÷ 2 = 2,600 mL.
Step 2 is to calculate the infusion rate in mL/hr for the first 8 hours. Divide the total volume for the first 8 hours by the total time in hours:
Infusion rate = 2,600 mL ÷ 8 hr = 325 mL/hr.
Final calculated answer: 325 mL/hr.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is ["B","C"]
Explanation
Choice A rationale
Fat neck veins are not a typical finding in a client with frequent vomiting and diarrhea. Dehydration, which is common in such cases, usually leads to flat neck veins due to reduced intravascular volume.
Choice B rationale
Hypotension is a common finding in clients with frequent vomiting and diarrhea due to fluid loss and dehydration. The loss of fluids leads to a decrease in blood volume, resulting in low blood pressure.
Choice C rationale
Poor skin turgor is a classic sign of dehydration, which is expected in clients with frequent vomiting and diarrhea. Dehydration causes the skin to lose its elasticity, leading to poor skin turgor.
Choice D rationale
Bradycardia is not typically associated with dehydration. In fact, dehydration often leads to tachycardia (increased heart rate) as the body tries to compensate for the reduced blood volume.
Choice E rationale
Pale yellow urine is not a typical finding in dehydration. Dehydration usually leads to concentrated urine, which is darker in color. Pale yellow urine indicates adequate hydration.
Correct Answer is D
Explanation
Choice A rationale
Serosanguineous drainage is a normal finding at pin sites and does not indicate infection. It is a mixture of serum and blood and is expected during the initial healing phase.
Choice B rationale
Mild erythema around the pin sites can be a normal inflammatory response and does not necessarily indicate infection. It is important to monitor for other signs of infection.
Choice C rationale
Warmth at the pin sites can be a normal finding due to increased blood flow during the healing process. However, it should be monitored in conjunction with other signs of infection.
Choice D rationale
Fever is a systemic sign of infection and indicates that the body is responding to an infectious process. It is a critical finding that requires prompt attention and intervention.
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