ATI LPN
ATI Learning System PN Medical Surgical Final Quizlet
1. A patient with tuberculosis is started on rifampin. What advice should the nurse provide?
- A. Limit intake of green leafy vegetables.
- B. Expect orange-red discoloration of body fluids.
- C. Avoid exposure to sunlight.
- D. Take the medication with antacids.
Correct answer: B
Rationale: The correct advice for a patient starting rifampin is to expect orange-red discoloration of body fluids. Rifampin can cause harmless orange-red discoloration of body fluids, which may include urine, sweat, saliva, and tears. It is important for the patient to be aware of this side effect as it can stain clothing and contact lenses. Limiting the intake of green leafy vegetables is not necessary with rifampin. Avoiding exposure to sunlight is more commonly associated with other medications like tetracyclines, not rifampin. Taking rifampin with antacids is not recommended as antacids can reduce the absorption of rifampin, decreasing its effectiveness in treating tuberculosis.
2. A patient with hyperlipidemia is prescribed atorvastatin. What lab test should be monitored periodically to assess for adverse effects?
- A. Liver function tests
- B. Complete blood count
- C. Blood glucose levels
- D. Serum potassium
Correct answer: A
Rationale: The correct answer is A: Liver function tests. Patients on atorvastatin should have their liver function tests monitored periodically to detect any potential liver damage. Atorvastatin, a statin medication used to lower cholesterol levels, can rarely cause liver enzyme abnormalities, so regular monitoring is essential to identify any adverse effects early on. Monitoring the complete blood count (choice B), blood glucose levels (choice C), or serum potassium (choice D) is not typically required specifically for atorvastatin therapy. While these tests may be important for other conditions or medications, liver function tests are the most relevant for monitoring the adverse effects of atorvastatin.
3. The healthcare provider is preparing to administer a blood transfusion. Which action is most important to ensure client safety?
- A. Check the client's vital signs before starting the transfusion.
- B. Verify the client's identity and blood compatibility.
- C. Administer the blood with normal saline.
- D. Monitor the client for the first 15 minutes of the transfusion.
Correct answer: B
Rationale: Verifying the client's identity and blood compatibility is the most critical step in ensuring client safety during a blood transfusion. This process helps prevent transfusion reactions by confirming that the correct blood product is being administered to the right patient.
4. Why is a low-protein diet recommended for a patient with renal failure?
- A. To prevent fluid overload
- B. To reduce nitrogenous waste
- C. To maintain electrolyte balance
- D. To prevent hyperglycemia
Correct answer: B
Rationale: A low-protein diet is crucial for patients with renal failure to reduce the generation of nitrogenous waste products like urea and creatinine, which the compromised kidneys struggle to eliminate effectively. By limiting protein intake, the production of these waste products is decreased, lessening the burden on the kidneys and helping to manage the progression of renal failure. Choices A, C, and D are incorrect because a low-protein diet primarily aims to reduce the workload on the kidneys by decreasing the production of nitrogenous waste, not to prevent fluid overload, maintain electrolyte balance, or prevent hyperglycemia.
5. A patient with atrial fibrillation is prescribed warfarin. Which laboratory test should the nurse monitor to assess the effectiveness of the medication?
- A. Complete blood count (CBC)
- B. Prothrombin time (PT)/INR
- C. Partial thromboplastin time (PTT)
- D. Serum potassium level
Correct answer: B
Rationale: The correct answer is B: Prothrombin time (PT)/INR. Warfarin affects the clotting ability of the blood by inhibiting vitamin K-dependent clotting factors. Monitoring the prothrombin time (PT) and international normalized ratio (INR) is crucial to assess the effectiveness and safety of warfarin therapy. These tests help determine if the patient is within the desired anticoagulation range to prevent either clotting issues or excessive bleeding.
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