Antidysrhythmic NCLEX questions

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Chapter-25: Practice Questions (23L...

23 terms paty01Preview Antidysrhythmic Drugs NCLEX style...43 terms Nam_Le769Preview

CH. 25: Antidysrhythmic Drugs NCL...

11 terms Tmk87Preview Pharma 120 term lilru The nurse is caring for a pediatric patient with a prescription for 0.2 mg/kg bolus of verapamil (Calan). What is the correct dose for a pediatric patient with a weight of 34 lb?

3.1 mg A patient is receiving lidocaine (Xylocaine) by continuous intravenous (IV) infusion. The nurse understands this medication is prescribed for what condition?

• Ventricular dysrhythmias
• Sinus bradycardia
• Atrial fibrillation
• First-degree heart block

A.The nurse is reviewing the protocol for administration of IV adenosine (Adenocard). What is the MOST important nursing intervention to remember when giving this medication?

• Monitor the infusion site for hematoma.
• Assess for burning sensation at the IV site.
• Flush the IV catheter with normal saline.
• Administer it as a fast IV push.

D.

To prevent the occurrence of cinchonism in a patient prescribed quinidine (Quindex), which instruction is MOST important for the nurse to provide for this patient?

• Increase dietary intake of potassium.
• Avoid drinking grapefruit juice.
• Advise the patient to wear sunscreen every day.
• Remind the patient to change positions slowly.

B.The nurse understands adenosine (Adenocard) is used to treat which condition?

• Atrial fibrillation
• Second-degree atrioventricular block
• Paroxysmal supraventricular tachycardia (PSVT)
• Atrial flutter

C.Sodium channel blockers are considered which class of antidysrhythmic drugs?

• Class III
• Class II
• Class IV
• Class I

D.The Vaughan Williams classification is the most commonly used system to classify antidysrhythmic drugs. There are four major classes of antidysrhythmic drugs: I, II, III, and IV. Sodium channel blockers are classified as class I drugs.

The patient is prescribed ibutilide (Corvert), a class III antiarrhythmic drug. The nurse understands this drug has been prescribed for which reason?

• Conversion of recent-onset atrial fibrillation and flutter
• Treatment of PSVT
• Conversion of life-threatening ventricular dysrhythmias
• Treatment of dysrhythmias in patients with acute renal failure

A.Ibutilide is specifically indicated only for treatment of recent-onset atrial fibrillation and flutter.Before administering a dose of an antidysrhythmic drug to a patient, what is the priority nursing assessment?

• Measure urine output and specific gravity.
• Check apical pulse and blood pressure.
• Evaluate peripheral pulses and level of consciousness.
• Obtain temperature and pulse oximetry on room air.

B.Which drug class is used to treat both hypertension and antidysrhythmias?

• Direct-acting vasodilators
• Alpha-adrenergic-blocking
• Sodium channel blockers
• Calcium channel blockers

D.Calcium channel blockers have which pharmacodynamic effect?

• Positive chronotropic
• Shortened refractory period
• Positive inotropic
• Coronary vasodilation

D.

The nurse is caring for a patient prescribed amiodarone (Cordarone). The nurse knows the MOST serious adverse effect of this medication can occur in which body system?

• Immune
• Nervous
• Gastrointestinal
• Respiratory

D.For patients prescribed amiodarone (Cordarone), the nurse should monitor for which potential adverse effects of this drug? (Select all that apply.)

• Hypothyroidism
• Visual halos
• Photosensitivity
• Blue gray skin discoloration
• Overgrowth of gum tissue
• Diarrhea

A., B., C., D.

Potential adverse effects from amiodarone include visual halos, photosensitivity, photophobia, dry eyes, bluish skin discoloration, hyperthyroidism, hypothyroidism, constipation, and decreased libido. Terms (12) Hide definitions