Which of the following medications does the nurse anticipate being ordered for a client admitted with the following tachycardic rhythm and complaints of palpitations and dizziness?

Adenosine 6mg iVP fast followed by a 10mL saline flush.

Atenolol 25mg PO.

Metoprolol 25mg IVP.

Atropine IVP fast followed by a 10ml saline flush.

Answer and Explanation

The Correct Answer is C

Choice A rationale: Adenosine is primarily used to treat supraventricular tachycardia, not typically used for tachycardic rhythm with palpitations and dizziness5.

Choice B rationale: Atenolol is a beta-blocker that can be used to treat tachycardia, but it is not typically the first choice for acute symptoms5.

Choice C rationale: Metoprolol is a beta-blocker that is often used to treat tachycardia and can help alleviate symptoms such as palpitations and dizziness5.

Choice D rationale: Atropine is typically used to treat bradycardia, not tachycardia5.

So, the correct answer is C, after analysing all choices.

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Correct Answer is B

Explanation

Choice A rationale: Heparin is an anticoagulant, not typically used to treat dehydration due to diarrhea and vomiting4.

Choice B rationale: Sodium Chloride IV bolus is often used to treat dehydration, which can be caused by three days of watery stools and emesis5.

Choice C rationale: Atenolol is a beta-blocker, used to manage heart conditions, not dehydration4.

Choice D rationale: Verapamil is a calcium channel blocker, not typically used to treat dehydration4.
So, the correct answer is Choice B, after analyzing all choices.

A. Prolonged PR intervals B. Widening QRS Complex C. A reduction of a peaked T wave D. An increase in T wave amplitude

Correct Answer is C

Explanation

Choice A rationale: Prolonged PR intervals are not typically associated with the use of polystyrene sulfonate2.

Choice B rationale: Widening of the QRS complex is not typically seen with the use of polystyrene sulfonate2.

Choice C rationale: Polystyrene sulfonate is used to treat hyperkalemia (high potassium levels). As potassium levels decrease, the peaked T wave seen in hyperkalemia may reduce234.

Choice D rationale: An increase in T wave amplitude is not typically associated with the use of polystyrene sulfonate2.

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Which of the following medications does the nurse anticipate being ordered for a client admitted with the following tachycardic rhythm and complaints of palpitations and dizziness?

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Naxlex Comprehensive Predictor Exams

Correct Answer is B

Explanation

A nurse is caring for a client who has a serum potassium level of 5.9 mEq/L. The provider prescribes polystyrene sulfonate. If this medication is effective, the nurse should expect which of the following changes on the client's ECG?

Correct Answer is C

Explanation

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