A nurse is preparing to administer potassium chloride elixir 20 mEq/day PO to divide equally every 12 hr. Available is 6.7 mEq/5 mL. How many mL should the nurse administer per dose?
(Round the answer to the nearest tenth. Use a leading zero if it applies. Do not use a trailing zero.)
The Correct Answer is ["7.5"]
To calculate the amount of potassium chloride elixir needed per dose, we can use the following formula:
Amount per dose (mL) = (Desired dose in mEq / Concentration in mEq/mL) * Volume in mL
Given:
Desired dose = 20 mEq/day divided equally every 12 hr = 10 mEq/dose
Concentration = 6.7 mEq/5 mL
Plugging in the values:
Amount per dose (mL) = (10 mEq / 6.7 mEq/5 mL) * 5 mL
Calculating:
Amount per dose (mL) ≈ 7.46 mL
Rounded to the nearest tenth, the nurse should administer approximately 7.5 mL of the potassium chloride elixir per dose.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
A. "Notify your provider if you develop a fever while taking this medication."
Clozapine is an antipsychotic medication used to treat severe mental illnesses like schizophrenia. One of the potentially serious side effects of clozapine is agranulocytosis, which is a significant drop in white blood cell count. This can lead to an increased risk of infection. If the client develops a fever, it could be an early sign of an infection due to the lowered white blood cell count, so it's important for them to notify their provider promptly.
B. "Ringing in the ears is an expected adverse effect of this medication." - Tinnitus (ringing in the ears) is not a commonly reported adverse effect of clozapine.
C. "You might experience weight loss while taking this medication." - Weight gain is actually more commonly associated with clozapine use, rather than weight loss.
D. "Diarrhea is a common adverse effect of this medication." - While gastrointestinal disturbances can occur as side effects of antipsychotic medications, diarrhea is not specifically known as a common adverse effect of clozapine.
Correct Answer is D
Explanation
A. Decrease in protein:
This choice is incorrect. Albumin is a protein found in the blood, and when a client is receiving an infusion of albumin, it is likely to increase, not decrease, the overall protein level in the bloodstream. Albumin infusions are often given to help increase plasma oncotic pressure and improve fluid retention in conditions like shock.
B. Oxygen saturation 96%:
This choice is incorrect. Oxygen saturation of 96% is within the normal range and reflects adequate oxygenation. It doesn't directly relate to the administration of albumin in shock.
C. PaCO2 30 mm Hg:
This choice is incorrect. The partial pressure of carbon dioxide (PaCO2) of 30 mm Hg reflects a respiratory value and doesn't directly relate to the administration of albumin or the management of shock. It's important for assessing acid-base balance, but it's not a specific finding related to the albumin infusion.
D. Increase in BP:
This is the correct choice. Albumin is a colloid solution that helps increase the oncotic pressure within blood vessels, which can contribute to an increase in blood volume. When blood volume increases, it can lead to an increase in blood pressure, which is a desired effect in the management of shock. Increasing blood pressure helps improve perfusion to vital organs and tissues, which is essential in shock situations.
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