A nurse is reviewing the laboratory values of a client who is taking atorvastatin. Which of the following laboratory values indicates the treatment has been effective?
BUN 15 mg/dl.
LDL 120 mg/dL
Urine specific gravity 1.020
Blood glucose 90 mg/dl
The Correct Answer is B
A. BUN 15 mg/dL:
Incorrect Explanation: Blood urea nitrogen (BUN) is not a specific marker for assessing the effectiveness of atorvastatin treatment.
Explanation: BUN is a measure of kidney function and the breakdown of protein in the body. It is not directly related to the cholesterol-lowering effects of atorvastatin.
B. LDL 120 mg/dL.
Explanation:
Atorvastatin is a medication used to lower cholesterol levels, particularly low-density lipoprotein (LDL) cholesterol, which is often referred to as "bad" cholesterol. Elevated LDL cholesterol levels are a risk factor for cardiovascular disease. The goal of using medications like atorvastatin is to reduce LDL cholesterol levels to a target range, as recommended by healthcare guidelines.
A lower LDL cholesterol level indicates that the treatment with atorvastatin has been effective in achieving the desired therapeutic goal of lowering cholesterol levels and reducing the risk of cardiovascular events. Therefore, a decrease in LDL cholesterol is a positive outcome of atorvastatin therapy.
C. Urine specific gravity 1.020:
Incorrect Explanation: Urine-specific gravity is not a marker for assessing the effectiveness of atorvastatin.
Explanation: Urine-specific gravity measures the concentration of urine and is related to hydration status and kidney function. It is not used to evaluate the effectiveness of cholesterol-lowering medications like atorvastatin.
D. Blood glucose 90 mg/dL:
Incorrect Explanation: A blood glucose level of 90 mg/dL is not indicative of the effectiveness of atorvastatin treatment.
Explanation: Blood glucose level measures the amount of sugar in the bloodstream and is unrelated to the cholesterol-lowering effects of atorvastatin.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is C
Explanation
A. Use a gravity flow set:
Incorrect Explanation: Using a gravity flow set is not appropriate for administering amphotericin B lipid complex.
Explanation: Amphotericin B lipid complex is typically administered using a dedicated infusion pump to ensure accurate control over the infusion rate and to prevent potential complications.
B. Discard the medication if it is yellow:
Incorrect Explanation: Discarding the medication solely based on its color may not be accurate for the amphotericin B lipid complex.
Explanation: Amphotericin B lipid complex may appear yellowish, and the color itself is not necessarily an indication of its potency or stability. It's important to follow specific guidelines provided by the pharmacy or manufacturer for assessing the integrity of the medication.
C. Prime the tubing with 0.9% sodium chloride:
Correct Answer: Priming the tubing with 0.9% sodium chloride is the appropriate action to ensure the medication is properly administered.
Explanation: Priming the tubing with a compatible solution, such as 0.9% sodium chloride, helps prevent the medication from adhering to the tubing and ensures that the full dose reaches the client.
D. Administer the medication over 2 hr:
Incorrect Explanation: Administering amphotericin B lipid complex over 2 hours is not the standard infusion time.
Explanation: Amphotericin B lipid complex is typically administered over a longer period, often 2-6 hours. However, the specific infusion rate and duration may vary based on the client's condition and the healthcare provider's orders.
Correct Answer is ["A","B","C","D"]
Explanation
A. Multiple health problems: Older adults often have multiple chronic health conditions, which can increase the risk of interactions between medications or exacerbate the effects of certain drugs.
B. Decreased renal function: As people age, their kidney function tends to decrease, which can affect the clearance of drugs from the body. Drugs that are primarily excreted through the kidneys may accumulate in older adults with reduced renal function.
C. Polypharmacy: Older adults are more likely to be taking multiple medications simultaneously. This increases the risk of drug interactions and adverse effects.
D. Decreased percentage of body fat: With age, there is a decrease in lean body mass and an increase in body fat. Fat-soluble drugs can accumulate in body fat, leading to prolonged drug effects and increased risk of toxicity.
E. Increased rate of absorption: Aging can lead to changes in gastrointestinal function, including reduced gastric motility and decreased blood flow to the gastrointestinal tract. These changes may result in delayed drug absorption rather than an increased rate of absorption.
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