Whenever a nurse is caring for clients who are receiving warfarin (Coumadin), which of the following medications should the nurse have on hand in the event of an overdose?
Protamine
Vitamin K
Atropine
Epinephrine
The Correct Answer is B
A. Protamine is used to reverse the effects of heparin, not warfarin.
B. Vitamin K is the antidote for warfarin overdose, as it promotes the synthesis of clotting factors that are inhibited by warfarin.
C. Atropine is used to treat bradycardia and other conditions, but it is not used to reverse the effects of warfarin.
D. Epinephrine is used to treat severe allergic reactions (anaphylaxis) and cardiac arrest, but it is not used to reverse the effects of warfarin.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
A. Fentanyl, an opioid, typically causes pupillary constriction, not dilation. This is known as miosis.
B. Fentanyl can cause bradycardia or tachycardia, but tachycardia is more common in acute toxicity.
C. Fentanyl is more likely to cause hypotension (low blood pressure) rather than hypertension (high blood pressure).
D. Fentanyl can cause respiratory depression, leading to hypoventilation and possibly bradypnea or apnea, but tachypnea (rapid breathing) is less likely to occur as a direct effect of fentanyl toxicity.
Correct Answer is ["A","C","E"]
Explanation
A. Fluid overload can lead to pulmonary edema and difficulty breathing, resulting in an increased respiratory rate.
B. Fluid overload typically leads to dilution of blood, which can result in a decreased hematocrit.
C. Fluid overload can lead to increased blood volume and increased pressure on the blood vessel walls, resulting in increased blood pressure.
D. Fluid overload is not typically associated with an increased body temperature.
E. Fluid overload can lead to increased blood volume and increased pressure on the heart, resulting in an increased heart rate.
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