Cardiac Arrythmias


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  1. What is the rate for Sinus Rhythm?

    (value 1 point)

    • 1)40-60 beats per minute
    • 2)60-100 beats per minute
    • 3)100-150 beats per minute
    • 4) None of the above

  2. In Sinus Rhythm, Sinus Bradycardia, and Sinus Tachycardia, what is the QRS complex to P wave ratio?

    (value 1 point)

    • 1)1:1
    • 2)2:1
    • 3)3:1
    • 4) None of the above

  3. Where is the pacemaker site for Sinus Rhythm, Sinus Bradycardia, and Sinus Tachycardia?

    (value 1 point)

    • 1)SA node
    • 2)AV node
    • 3)Purkinji Fibers
    • 4) None of the above

  4. What rhythm can be caused by exercise?

    (value 1 point)

    • 1)Sinus Bradycardia
    • 2)Sinus Rhythm
    • 3)Sinus Tachycardia
    • 4) None of the above

  5. At what rate does Supraventricular Tachycardia (SVT) have to exceed to be called SVT?

    (value 1 point)

    • 1)100 beats per minute
    • 2)110 beats per minute
    • 3)150 beats per minute
    • 4) None of the above

  6. What is the defining characteristic of ventricular fibrillation?

    (value 1 point)

    • 1)A QRS greater than 0.12 seconds
    • 2)A disorganized chaotic rhythm with no apparent rate, QRS complexes or P waves
    • 3)Wide bizarre QRS complexes
    • 4) None of the above

  7. How many p wave morphologies are required to consider a rhythm to be a Wandering Atrial Pacemaker?

    (value 1 point)

    • 1)At least two different P wave morphologies
    • 2)At least three different PR intervals
    • 3)One upright morphology and at least two biphasic morphologies
    • 4) None of the above

  8. Is Atrial Fibrillation irregular in pattern?

    (value 1 point)

    • 1)Yes
    • 2)no
    • 3)Sometimes but not often
    • 4) None of the above

  9. What is the rate of controlled Atrial Fibrillation?

    (value 1 point)

    • 1)40-60 beats per minute
    • 2)Less than 100 beats per minute
    • 3)Greater than 150 beats per minute
    • 4) None of the above

  10. Should you notify the MD when you detect that your patient has an irregular heart beat, EKG confirms that it is Atrial Fibrillation, and your patient does not have a history of Atrial Fibrillation?

    (value 1 point)

    • 1)Yes call the MD
    • 2)No, it is not significant
    • 3)Never call the MD, he or she could get angry
    • 4) None of the above

  11. What is the distinguishing factor of Atrial Flutter?

    (value 1 point)

    • 1)A sawtooth pattern on the base line
    • 2)The dropping of QRS complexes
    • 3)The patient is pulseless
    • 4) None of the above

  12. In Atrial Fibrillation, where is the site of the p waves?

    (value 1 point)

    • 1)The SA node
    • 2)The AV node
    • 3)There are no p waves because there are many ectopic foci in the atria causing a rapid discharge if impulses at a rate of grater than 400 beats per minute
    • 4) None of the above

  13. What rhythm is associated with a tachycardic rhythm, then a bradycardic rhythm?

    (value 1 point)

    • 1)First Degree Heart Block
    • 2)Sick Sinus Rhythm
    • 3)Third Degree Heart Block
    • 4) None of the above

  14. . Is Wenckebach, or Mobitz I characterized by a progressive delay of conduction at the AV node, until the conduction is completely blocked, causing a dropped QRS (longer PR intervals until a QRS is dropped)?

    (value 1 point)

    • 1)Yes
    • 2)no
    • 3)Only when digitalis is used
    • 4) None of the above

  15. Is Third Degree Heart Block also known as a complete heart block?

    (value 1 point)

    • 1)Yes
    • 2)no
    • 3)Only when death is eminent
    • 4) None of the above

  16. In Third Degree Heart Block, are the atria and ventricles beating independently from on another?

    (value 1 point)

    • 1)Yes
    • 2)no
    • 3)Only when the patient is pulseless
    • 4) None of the above

  17. What is the defining characteristic for a premature atrial contraction?

    (value 1 point)

    • 1)A premature P wave that is followed by a QRS
    • 2)A premature QRS that is wider than 0.12
    • 3)A premature QRS with a P wave in the T wave
    • 4) None of the above

  18. What is the QRS of a premature atrial contraction?

    (value 1 point)

    • 1)Normal for the intrinsic rhythm
    • 2)Greater than 0.12 seconds
    • 3)Greater than 0.20 seconds
    • 4) None of the above

  19. What is the defining characteristic for 3 beat ventricular tachycardia?

    (value 1 point)

    • 1)Three successive wide, bizarre QRSs being greater than 0.12 seconds early,and greater than 100-250 beats per minute
    • 2)Three successive narrow beats, QRS being less than 0.12 seconds, and late.
    • 3)A seesaw baseline
    • 4) None of the above

  20. Where is the foci in ventricular fibrillation?

    (value 1 point)

    • 1)The SA node
    • 2)The AV node
    • 3)Many foci take over from the ventricles and produce a disorganized chaotic rhythm
    • 4) None of the above