EKG Review 5: PAC, PJC, PVC, 3BVT. VT

~ Exam ~

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This test has 12 questions.

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1. A PAC is an ectopic premature beat, ____ from a SA node.
  a. originating
  b. sometimes originating
  c. not originating
  d. seldom originating
2. The ventricular complex is __
  a. normal
  b. abnormal
  c. delayed
  d. premature
3. Possible causes of PAC are drug interaction, caffeine, fatigue,
  a. drug interaction
  b. caffeine
  c. fatiquw
  d. a, b, or c
4. In PVC atrial and ventricular rate is usually ____
  a. normal
  b. irregular
  c. abnormal
  d. none of the above
5. Possible causes of PJC are ___
  a. alcohol
  b. caffeine
  c. emotional stress
  d. a, b, or c
6. In PJC, the usually heart rate is ___ beats per minute.
  a. 40-120
  b. 50-90
  c. 60-100
  d. 80-140
7. Three or more PVCs in a row or PVCs lasting more than ___ seconds are considered a run of ventricular tachycardia (VT).
  a. 30
  b. 40
  c. 50
  d. 60
8. PVCs may occur in an isolated complex, or in every other beat (called ___), or even in every third beat (trigeneminy).
  a. duagiminy
  b. bigeminy
  c. trigeneminy
  d. bigeneminy
9. The appearance of 3BVT is that of ___ successive wide, bizarre QRSa being greater than 0.12 second per complex.
  a. 1
  b. 2
  c. 3
  d. 4
10. VT heart rate is ___ beats per minute.
  a. 60-100
  b. 80-120
  c. 100-180
  d. 100-250
11. Bigeminy is a type of ___
  a. BBB
  b. PVC
  c. PAT
  d. VT
12. Possible causes are electrolyte imbalances, hypoxia, ischemia, acute myocardial infarction, and medication toxicity.
  a. True
  b. False
  c. Mostly true
  d. Mostly false