A nurse is caring for a client who is prescribed warfarin therapy for an artificial heart valve. Which of the following laboratory values should the nurse monitor for a therapeutic effect of warfarin?

Activated partial thromboplastin time (APTT)

Bleeding time

Prothrombin time (PT)

Hemoglobin (Hgb)

Answer and Explanation

The Correct Answer is C

warfarin inhibits vitamin K epoxide reductase interfering with the synthesis of vitamin K dependent clotting factors (II, VII, IX, and X). This prolongs the prothrombin time, expressed in the form of INR international normalized ratio. Monitoring of INR helps to ensure that the prescribed dosages are within the therapeutic levels without increasing the risk of bleeding. The target INR range is between 2.5 and 3.5.
A. Used to monitor heparin therapy

B, D- not used for monitoring

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Correct Answer is C

Explanation

Miosis, or constriction of the pupil, is a common side effect of opioid analgesics like nalbuphine.
A. Oliguria, or decreased urine output, is not a common adverse effect of opioids
B. Constipation is a more common gastrointestinal side effect of opioid analgesics.
D. Nalbuphine is an opioid analgesic that helps relieve pain including joint pain. Joint pain is not as adverse effect of nalbuphine

A. Instruct the client to use an electric toothbrush. B. Check the value of the client’s current platelet count. C. Have the client make an appointment to see the dentist. D. Explain to the client that this is an expected adverse effect.

Correct Answer is B

Explanation

Methotrexate is immunomodulatory that inhibits DNA synthesis and repair but blocking the metabolism of DNA building blocks. In addition to it disease modifying effects on targeted tissues, it also affects rapidly dividing cells such as the bone marrow leading to reduced platelets that causes bleeding. Information on number of platelets is important to guide the next action

A-Electric brush will worsen the bleeding

C-This is important but not priority as the bleeding is likely related to the medication

D- Explaining is important but does not address the issue at hand

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A nurse is caring for a client who is prescribed warfarin therapy for an artificial heart valve. Which of the following laboratory values should the nurse monitor for a therapeutic effect of warfarin?

Nursing Test Bank

Naxlex Comprehensive Predictor Exams

A nurse is preparing to administer nalbuphine to a postoperative client who is experiencing pain. The nurse should monitor the client for Which of the following potential adverse effects of this medication?

Correct Answer is C

Explanation

A nurse in a provider's clinic is assessing a client Who has cancer and a prescription for methotrexate PO. Which of the following actions should the nurse take when the client reports bleeding gums?

Correct Answer is B

Explanation

A nurse is caring for a client who is prescribed warfarin therapy for an artificial heart valve. Which of the following laboratory values should the nurse monitor for a therapeutic effect of warfarin?

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