Otterbein/Grant CRNA ECG I Lecture Brief Review

12 Questions | Total Attempts: 42

Otterbein/Grant CRNA ECG I Lecture Brief Review - Quiz

Short and sweet (hopefully)

Questions and Answers
  • 1. 
    As the QRS complex progresses from V1-V6, S wave amplitude _________ and R wave amplitude ___________.
    • A. 

      Decreases, increases

    • B. 

      Increases, decreases

    • C. 

      Decreases, decreases

    • D. 

      Increases, increases

  • 2. 
    Diagnosing LVH consists of adding the amplitude of the S wave in V1 with the ___ wave in V5, if the sum is >35, as well as ST depression and T wave inversion in V5 and V6.
  • 3. 
    A tall R wave in V1 that progessively decreases through V4 is indicative of _____ ventricular hyptertrophy.
  • 4. 
    Limb leads determine the axis of the frontal plane while precordial leads determine the axis of the _________ plane in the mediolateral direction.
  • 5. 
    Myocardial ischemia and inflammation frequently cause peaked T waves.
    • A. 


    • B. 


  • 6. 
    Delta waves occur in several pre-excitation syndromes and produce a characteristic hump or slurring at the beginning of the ____.
  • 7. 
    The ___ interval is used to measure AV node conduction.
  • 8. 
    The ___ interval represents the entire time of systole.
  • 9. 
    Which of the following are not part of the hexaxial lead system?
    • A. 

      Bipolar limb leads

    • B. 

      Augmented limb leads

    • C. 

      Precordial leads

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