The nurse notes a run of three ventricular contractions (PVC) ...

[vHAUNG6011]

The nurse notes a run of three ventricular contractions (PVC) that are not preceded by a P wave. This particular arrhythmia can progress into:
 
  a. atrial fibrillation and possible emboli.
  b. sinus tachycardia and syncope.
  c. ventricular tachycardia and death.
  d. sinus bradycardia and fatigue.

Question 2

The nurse assessing a patient who is taking furosemide (Lasix) finds an irregular pulse. This is likely a sign of:
 
  a. hypomagnesemia.
  b. hypernatremia. c.
  hypokalemia. d.
  hypercalcemia.

[jsm54321]

Answer to Question 1

ANS: C
PVCs are capable of progressing into ventricular tachycardia and death.

Answer to Question 2

ANS: C
The loop diuretic prototype, furosemide (Lasix), affects electrolytes and causes hypokalemia; the deficiency of the electrolyte can cause arrhythmias and muscle weakness.

[vHAUNG6011]

TYSM

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