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Premature ventricular contraction: Quiz


Question 1: In healthy individuals, PVCs can often be resolved by restoring the balance of magnesium, ________ and potassium within the body.

Question 2:
Which of the following titles did Premature ventricular contraction have?
Is This Thing On?
PVC recording
9th At Pine
Liviu's Dream

Question 3:
What format does Premature ventricular contraction follow?

Question 4: ________ ions affect the flow of calcium ions, and they affect the function of the Na+/K+ ATPase, and are necessary for maintaining potassium levels.

Question 5: There are two main physiological explanations for premature ventricular contractions: re-entrant signalling and “enhanced automaticity in some ________”.
Ectopic pacemakerSecond-degree atrioventricular blockAV nodal reentrant tachycardiaMyocardial infarction

Question 6: In the setting of existing cardiac disease, however, PVCs must be watched carefully, as they may cause a form of ________ (rapid heartbeat).
Hypertrophic cardiomyopathyMyocardial infarctionVentricular tachycardiaAtrial fibrillation

Question 7:
  • ________[2]: these agents alter the electrophysiologic mechanisms responsible for PVCs
    Channel blockerBeta blockerCalcium channel blockerAntiarrhythmic agent

Question 8: ________ ion concentrations are a major determinant in the magnitude of the electrochemical potential of cells, and hypokalemia makes it more likely that cells will depolarize spontaneously.

Question 9:
  • Frequently stressed individuals should consider therapy, or joining a ________.
    Mental healthSupport groupAsperger syndromeEating disorders

Question 10: Other sympathomimetic molecules such as ________ and cocaine will also cause this effect.

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