ATI LPN
LPN Pharmacology Assessment A
1. The healthcare professional is assisting in the care of a client diagnosed with deep vein thrombosis (DVT). Which instruction should be reinforced to prevent complications?
- A. Elevate the affected leg using pillows.
- B. Perform leg exercises while sitting.
- C. Wear snug compression stockings.
- D. Avoid applying ice packs to injuries.
Correct answer: A
Rationale: Elevating the affected leg using pillows is crucial in managing deep vein thrombosis (DVT) as it helps reduce swelling and promote venous return, thereby decreasing the risk of complications such as pulmonary embolism. This position aids in improving blood circulation and preventing blood clots from forming or worsening in the affected leg. Performing leg exercises while sitting might increase the risk of dislodging a blood clot. While snug compression stockings are beneficial, the primary focus should be on elevation. Avoiding ice packs on injuries is unrelated to DVT management.
2. A client's serum calcium level is 7.9 mg/dL. The nurse is immediately concerned, knowing that this level could lead to which complication?
- A. Stroke
- B. Cardiac arrest
- C. High blood pressure
- D. Urinary stone formation
Correct answer: B
Rationale: A serum calcium level below normal (hypocalcemia) can lead to cardiac arrhythmias and potentially cardiac arrest. Calcium plays a crucial role in cardiac muscle contractility, and low levels can disrupt normal heart function, potentially leading to fatal arrhythmias and cardiac arrest. Choices A, C, and D are incorrect as hypocalcemia is not directly associated with stroke, high blood pressure, or urinary stone formation. The immediate concern with low serum calcium levels is the risk of cardiac complications.
3. The healthcare provider is reinforcing dietary instructions to a client with coronary artery disease who has been prescribed a low-cholesterol diet. The healthcare provider should advise the client to choose which food item?
- A. Whole milk
- B. Oatmeal with fresh fruit
- C. Fried chicken
- D. Bacon and eggs
Correct answer: B
Rationale: Oatmeal with fresh fruit is the correct choice for a client with coronary artery disease on a low-cholesterol diet. Oatmeal is a heart-healthy option that is low in cholesterol and saturated fats. Fresh fruits are also a good source of essential nutrients and fiber. Choices A, C, and D are not suitable for a low-cholesterol diet. Whole milk, fried chicken, bacon, and eggs are high in cholesterol and saturated fats, which can be detrimental to individuals with coronary artery disease.
4. A client is receiving intravenous heparin therapy for the treatment of deep vein thrombosis (DVT). Which laboratory test result should the LPN/LVN monitor to ensure the client is receiving a therapeutic dose?
- A. Prothrombin time (PT)
- B. Activated partial thromboplastin time (aPTT)
- C. International normalized ratio (INR)
- D. Platelet count
Correct answer: B
Rationale: The correct laboratory test result that the LPN/LVN should monitor to ensure the client is receiving a therapeutic dose of heparin therapy is the activated partial thromboplastin time (aPTT). The aPTT test is specifically used to monitor heparin therapy, ensuring that the dose administered is within the therapeutic range. Monitoring aPTT helps to prevent complications such as bleeding or clot formation by maintaining the appropriate anticoagulant effect of heparin. Prothrombin time (PT) and International normalized ratio (INR) are more commonly used to monitor warfarin therapy, not heparin. Platelet count is not a direct indicator of heparin's therapeutic effect and is not used to monitor heparin therapy.
5. A client has a new prescription for rifampin. Which of the following instructions should the nurse include?
- A. Take the medication with food.
- B. Expect red-orange discoloration of body fluids.
- C. Monitor for signs of hyperglycemia.
- D. Avoid consuming dairy products.
Correct answer: B
Rationale: The correct answer is to inform the client to expect red-orange discoloration of body fluids when taking rifampin. Rifampin is known to cause this side effect, which is harmless but can be surprising to patients. It is important for the nurse to educate the client about this expected change to prevent unnecessary concern or alarm. Monitoring for hyperglycemia is not directly related to rifampin, and taking the medication with food or avoiding dairy products are not specific instructions for this medication.
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