A nurse is caring for a client with severe anemia. The provider placed an order for one unit of packed red blood cells (PRBCs) x 1 now. The nurse should anticipate the blood will be completely infused after how much time?
8 hr
4 hr
6 hr
2 hr
The Correct Answer is D
A. 8 hr - Infusing one unit of packed red blood cells (PRBCs) over 8 hours is too long. Typically, PRBCs are infused over a shorter period to avoid complications.
B. 4 hr - Infusing PRBCs over 4 hours is still within acceptable limits, but the standard time for PRBC transfusion is usually shorter.
C. 6 hr - Infusing PRBCs over 6 hours is longer than usual. The recommended duration for infusing one unit of PRBCs is generally shorter.
D. 2 hr - The standard time to infuse one unit of PRBCs is typically between 1.5 to 2 hours. This duration helps ensure the effective delivery of red blood cells while minimizing the risk of transfusion reactions.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
A) "Your daily intake of fats should be limited to no more than 35% of your daily caloric intake":
Current dietary guidelines typically recommend limiting fat intake to less than 30% of total daily calories, not 35%, for optimal heart health. This recommendation is slightly higher than what is generally advised for managing high cholesterol.
B) "You should avoid trans-fat as much as possible":
Trans fats significantly increase LDL cholesterol (bad cholesterol) levels and decrease HDL cholesterol (good cholesterol). Avoiding trans fats is crucial in managing high cholesterol and reducing cardiovascular risk, making this the most important recommendation.
C) "Your main sources of protein should be red meat":
Red meat, particularly processed red meat, is associated with higher cholesterol levels and cardiovascular risk. It is generally recommended to choose lean proteins, such as fish, poultry, and plant-based sources, over red meat.
D) "Fats provide the highest amount of energy per gram":
While fats do provide more energy per gram than carbohydrates or proteins, this statement does not directly address the management of cholesterol levels. The focus should be on the type of fats consumed rather than their energy content.
E) "Your intake of fats should be unsaturated fats":
While consuming unsaturated fats is beneficial, avoiding trans fats specifically addresses a more immediate concern for those with high cholesterol. Option B emphasizes the importance of eliminating harmful fats.
Correct Answer is D
Explanation
A) Isotonic solution: Isotonic solutions, such as 0.9% sodium chloride, are used to maintain fluid balance and are not ideal for treating hypernatremia. They do not correct the elevated sodium levels and might even contribute to fluid overload.
B) Total Parenteral Nutrition (TPN): TPN is a form of nutrition provided intravenously and is not specifically used to manage electrolyte imbalances like hypernatremia. It is used for clients who cannot eat or absorb nutrients through the gastrointestinal tract.
C) Hypertonic solution: Hypertonic solutions, such as 3% sodium chloride, are used to treat hyponatremia or other conditions requiring increased sodium concentration. They would exacerbate hypernatremia rather than treat it.
D) Hypotonic solution: Hypotonic solutions, such as 0.45% sodium chloride (half-normal saline) or dextrose 5% in water (D5W), are appropriate for treating hypernatremia. These solutions help dilute the excess sodium in the blood, reduce serum sodium levels, and facilitate a gradual correction of the imbalance.
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