A nurse is about to replace a nearly depleted container of total parenteral nutrition (TPN) for a patient, but discovers a delay in the delivery of the new TPN solution from the pharmacy.
Which solution should the nurse administer until the next TPN solution is available?
0.9% sodium chloride.
Dextrose 10% in water.
3% sodium chloride.
Lactated Ringer’s.
The Correct Answer is B
Choice A rationale
0.9% sodium chloride, also known as normal saline, is an isotonic solution that is commonly used for hydration and to replace lost fluids. However, it does not provide any calories or nutrients, which are necessary for patients receiving TPN1.
Choice B rationale
Dextrose 10% in water (D10W) is the recommended solution to administer until the next TPN solution is available. This is a hypertonic fluid that provides dextrose to the patient, helping to maintain their blood glucose levels and reducing the risk of hypoglycemia.
Choice C rationale
3% sodium chloride is a hypertonic saline solution that is typically used to treat patients with severe hyponatremia (low sodium levels). It is not suitable as a replacement for TPN as it does not provide the necessary nutrients and can lead to hypernatremia (high sodium levels) if used inappropriately.
Choice D rationale
Lactated Ringer’s solution is an isotonic solution that is commonly used for fluid resuscitation in patients with significant fluid loss. While it does contain multiple electrolytes that mimic those found in plasma, it does not provide any calories or nutrients, making it unsuitable as a replacement for TPN1.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is C
Explanation
Choice A rationale
While a patient’s medication history can impact wound healing, in this case, there is no specific information provided about the patient’s medications that would suggest a delay in wound healing.
Choice B rationale
Although the patient’s cholesterol level is elevated, hyperlipidemia is not typically associated with delayed wound healing.
Choice C rationale
Prealbumin is a marker of nutritional status. A low prealbumin level, like in this patient, could indicate malnutrition, which can delay wound healing. Adequate nutrition is essential for wound healing as it provides the necessary building blocks for tissue repair.
Choice D rationale
The patient’s fasting glucose level is within the normal range, so it is unlikely to impact wound healing. While poorly controlled diabetes can delay wound healing, this patient’s diabetes appears to be well-controlled.
Correct Answer is A
Explanation
Choice A rationale
The stoma for a sigmoid colostomy is typically located in the lower left abdomen. This is because the sigmoid colon is a part of the large intestine that is located in the lower left quadrant of the abdomen.
Choice B rationale
A stoma should appear pink or red and moist. A purple stoma could indicate a lack of blood supply, which is a medical emergency.
Choice C rationale
A sigmoid colostomy will produce formed stool because the sigmoid colon is the last part of the colon, where water is absorbed and stool is formed.
Choice D rationale
The end of the stoma (the part that sticks out from the abdomen) should not be painful after the procedure. If a patient experiences pain, it could indicate a complication such as a blockage or infection.
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