The client asks the nurse how atorvastatin (Lipitor) will help lower cholesterol. Which response by the nurse is most appropriate?
It interferes with how cholesterol is made
Its action is not understood.
It binds to cholesterol and inhibits its production.
It makes the body excrete cholesterol quicker.
The Correct Answer is A
A. Atorvastatin (Lipitor) is a statin medication that works by inhibiting the enzyme HMG-CoA reductase, which plays a key role in cholesterol synthesis in the liver, thereby lowering cholesterol levels.
B. Atorvastatin's mechanism of action is well understood; it is not accurate to say its action is not understood.
C. Atorvastatin does not bind to cholesterol; instead, it inhibits its production in the liver.
D. Atorvastatin does not directly cause the body to excrete cholesterol but rather reduces its production in the liver.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
A. Fever is one of the hallmark symptoms of serotonin syndrome, along with other signs such as agitation, confusion, rapid heart rate, dilated pupils, and sweating.
B. Tinnitus is not a typical symptom of serotonin syndrome but may indicate other issues or side effects.
C. Bruising is not a typical symptom of serotonin syndrome but may indicate other issues or side effects.
D. Rash is not a typical symptom of serotonin syndrome but may indicate other issues or side effects.
Correct Answer is B
Explanation
A. Naproxen does not typically interact with sildenafil.
B. Sildenafil interacts with nitrates such as isosorbide, leading to severe hypotension, making it contraindicated in patients taking nitrates.
C. Metformin does not typically interact with sildenafil.
D. Cefuroxime does not typically interact with sildenafil.
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