ATI LPN
Pharmacology for LPN
1. A client with a diagnosis of deep vein thrombosis (DVT) has been placed on bed rest. The LPN/LVN should reinforce which instruction to the client to prevent complications?
- A. Perform ankle pumps and circles every 1 to 2 hours.
- B. Use a heating pad to relieve pain in the affected leg.
- C. Keep the affected leg flat and avoid elevation.
- D. Wear tight compression stockings to prevent swelling.
Correct answer: A
Rationale: Performing ankle pumps and circles every 1 to 2 hours is crucial for a client with DVT on bed rest. These exercises promote venous return, preventing stasis and reducing the risk of complications such as pulmonary embolism. Ankle pumps help activate the calf muscle pump, assisting in propelling blood back to the heart and preventing blood clots from forming or worsening. Choice B is incorrect because using a heating pad can increase blood flow to the area, potentially dislodging a clot. Choice C is incorrect because elevation helps reduce swelling and improve venous return. Choice D is incorrect because although compression stockings can be beneficial, they are not the most important instruction for preventing complications in this scenario.
2. A client is admitted to the hospital with a venous stasis leg ulcer. The nurse inspects the ulcer expecting to note which observation?
- A. The ulcer has a pale-colored base.
- B. The ulcer is deep, with even edges.
- C. The ulcer has little granulation tissue.
- D. The ulcer has a brownish or 'brawny' appearance.
Correct answer: D
Rationale: When assessing a venous stasis leg ulcer, the nurse should expect to note a brownish or 'brawny' appearance. This discoloration is often due to hemosiderin deposits. The correct answer is not A because venous stasis ulcers typically do not have a pale-colored base. Choice B is incorrect as venous stasis ulcers usually have irregular, shallow edges, not deep and even edges. Choice C is incorrect as venous stasis ulcers often have excess granulation tissue, not little granulation tissue. Recognizing the brownish or 'brawny' appearance is crucial for accurate diagnosis and appropriate treatment of venous stasis leg ulcers.
3. 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.
4. A client has a new prescription for methotrexate. Which of the following instructions should the nurse include?
- A. Avoid consuming dairy products.
- B. Take the medication on an empty stomach.
- C. Increase your intake of folic acid.
- D. Monitor for signs of hyperglycemia.
Correct answer: C
Rationale: Increasing folic acid intake is crucial when taking methotrexate because the medication can lead to folic acid deficiency. Folic acid supplementation helps counteract this deficiency and reduces the risk of adverse effects associated with methotrexate therapy. Choices A, B, and D are incorrect. Avoiding dairy products is not specifically necessary for methotrexate therapy. Methotrexate is usually taken with food to reduce gastrointestinal side effects, so taking it on an empty stomach is not recommended. Monitoring for signs of hyperglycemia is not directly related to methotrexate use.
5. A client with a diagnosis of angina pectoris is prescribed nitroglycerin. The nurse should teach the client to take the medication in which way?
- A. Take one tablet daily with breakfast
- B. Take one tablet every 5 minutes as needed, up to three times
- C. Take one tablet every hour until pain subsides
- D. Take one tablet only if pain does not subside after 30 minutes
Correct answer: B
Rationale: Nitroglycerin is a rapid-acting medication used to relieve angina pain by dilating blood vessels. The correct administration is to take one tablet every 5 minutes as needed, up to three doses. This dosing regimen helps in managing acute angina episodes effectively. Choice A is incorrect because nitroglycerin is not taken once daily. Choice C is incorrect because waiting for an hour between doses may not provide timely relief during angina attacks. Choice D is incorrect as it suggests waiting for 30 minutes before taking another dose, which could delay symptom relief in acute situations.
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