Otterbein/Grant CRNA ECG III Quick Review

11 Questions | Total Attempts: 54

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Otterbein/Grant CRNA ECG III Quick Review - Quiz

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Questions and Answers
  • 1. 
    Myocardial ischemia occurs when there is a relative lack of O2 supply to the myocardium and metabolite removal from the heart for a given O2 consumption; it is classically noted as symmetrical __ wave changes.
  • 2. 
    ECG changes are an early indicator of myocardial ischemia.
    • A. 

      True

    • B. 

      False

  • 3. 
    The majority of ischemia occurs intraoperatively.
    • A. 

      True

    • B. 

      False

  • 4. 
    When examining an EKG for a suspected posterior MI, you would look for ST ______ in leads V1 and V2.
    • A. 

      Elevation

    • B. 

      Depression

  • 5. 
    When identifying ischemia in the absence of LVH or LBBB, new ST elevation, or ST depression with T-wave changes must be identified in how many contiguous leads?
  • 6. 
    An infarction of which of the following areas would most likely have the greatest effect on SA/AV node conduction?
    • A. 

      Inferior

    • B. 

      Anterior

    • C. 

      Posterior

    • D. 

      Anterolateral

  • 7. 
    L BBB and LVH make the diagnosis of MI impossible (or rather difficult).
    • A. 

      True

    • B. 

      False

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