Warfarin: ATI Practice Questions

A nurse is teaching a client who has a new prescription for warfarin. Which of the following statements should the nurse identify as an indication that the client understands the instructions?

A. " how do use a safety razor to shave each day" B. " I'll be sure to eat lots of spinach" C. " I'll avoid contact sports like football" D. " I'll take ibuprofen if I get a headache" C. "Ill avoid contact sports like football" The most common adverse effects of taking anticoagulants is bleeding. Therefore the client should avoid any activities that have a high risk of causing injury such as contact sports.

A nurse is caring for a client who takes warfarin to treat chronic atrial fibrillation and has early manifestations of Alzheimer's disease. The client partner ask the nurse if the client would benefit from taking ginkgo biloba. Which of the following responses should the nurse make?

A. "Ginkgo biloba will likely interfere with effectiveness of his other medications" Ginkgo biloba may delay the mental deterioration of Alzheimer's disease is taking an early stages . Ginkgo biloba increases the clients risk of bleeding when taking with warfarin.

A nurse is caring for a client who is taking warfarin. Which of the following laboratory value of shit the nurse recognize as an effective response to the medication?

A. HCT 45% B. Hbg 15 g/dL C. aPTT 35 seconds D. INR 3.0 D. INR 3.0 Warfarin is an anticoagulant that prevent strombus formation in susceptible clients . The INR measures is effectiveness. For most clients taking warfarin and INR of 3.0 indicates effective therapy.

A nurse is reviewing the laboratory reports of a client who has been taking warfarin for atrial fibrillation. Which of the following results should the nurse report to the provider immediately?

A. PT 18 seconds B. Platelet count of 160,000/mm^3 C. HCT 43% D. INR 5.5 D. INR 5.5 A client who is taking warfarin for the treatment of atrial fibrillation, is expected to have an INR in the range of 2 to 3. A level of 5.5 is considered a critical value in place of the client at risk for bleeding. Therefore the nurse report this result to the provider immediately.

A nurse is providing discharge teaching to a client who has Venus thrombosis in a prescription for warfarin. Which of the following instruction should the nurse include in the teaching?

A. Take ibuprofen as needed for her headaches or minor pain. B. Carry a medical alert ID card C. Report to a laboratory weekly to have blood drawn for aPTT. D. Increase intake of dark green vegetables. B. Carry a medical alert ID card. A client who is taking warfarin is at increased risk for bleeding . In the case of an emergency, any medical personnel must be aware of the clients medication history.

A nurse is preparing to administer warfarin to a client who has a new onset of atrial fibrillation. The client asked the nurse "what should this medication do?"which of the following responses should the nurse make?

C. "It can reduce your risk of having a stroke" The nurse should identify that atrial fabulation increases the clients risk of having a strong juicy crab formation in the atrium. Warfarin can prevent clot formation, when use long-term, which will reduce the clients risk of having a stroke.

A nurse is preparing to administer, and IM injection for a client. Which of the following factors should the nurse identify as a potential contraindication to administering the medication via the IM route?

A. The medication is a depot preparation. B. The client is taking an anticoagulant. C. The medication is a particulate suspension. D. The client has been vomiting. B. The client is taking an anticoagulant Because of the risk of bleeding from the injection site anticoagulant therapy example warfarin is a contraindication to receiving medication via the IM route

A nurse is caring for a client who takes warfarin 2.5 mg PO daily and has an INR of 6.2. The nurse should anticipate a prescription from the provider for which of the following medication?

A.protamkne sulfate B. Fondaparinux C. Vitamin K D. Bivalirudin C. Vitamin K The nurse should anticipate the provider to prescribe vitamin K for a client who has an INR of 6.2. Vitamin K antagonizes warfarin's actions, which can reverse warfarin's inhibition of clotting factor synthesis.