EKG Set Up And Leads

36 Questions | Total Attempts: 343

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EKG Quizzes & Trivia

Set up/ leads


Questions and Answers
  • 1. 
    What wave shows Right and Left Atrial depolerization
    • A. 

      P wave

    • B. 

      QRS wave

    • C. 

      T wave

    • D. 

      U wave

    • E. 

      QT interval

  • 2. 
    In what wave does Atrial repolerization happen?
    • A. 

      P wave

    • B. 

      QRS wave

    • C. 

      T wave

    • D. 

      Uwave

  • 3. 
    What wave shows ventricular repolerization?
    • A. 

      P wave

    • B. 

      QRS wave

    • C. 

      T wave

    • D. 

      U wave

  • 4. 
    QT interval is the ____ ?
    • A. 

      Distance between the begining of the QRS wave and the end of the T wave

    • B. 

      Distance between the end of the QRS wave and the end of the T wave

    • C. 

      Distance between the end of the QRS wave and the begining of the T wave

    • D. 

      Distance between the begining of the QRS and the begining of the T wave

  • 5. 
    ST segment is the ____?
    • A. 

      Distance between the begining of the QRS to the begining of the T wave

    • B. 

      Distance between the begining of the QRS to the end of the T wave

    • C. 

      Distance between the end of the QRS to the end of the T wave

    • D. 

      Distance between the end of the QRS to the begining of the T wave

  • 6. 
    What wave is not always present?
    • A. 

      P wave

    • B. 

      QRS wave

    • C. 

      T wave

    • D. 

      U wave

  • 7. 
    Why do doctors order ECG's?
    • A. 

      Cost efficient

    • B. 

      Non-invasive procedure

    • C. 

      Quick and accurate results

    • D. 

      Essential for diagnoses and treatment

    • E. 

      to give the heart a jump on electrical impulses

  • 8. 
    What wave shows Right and Left Ventricular depolerization?
    • A. 

      P wave

    • B. 

      QRS wave

    • C. 

      T wave

    • D. 

      U Wave

    • E. 

      ST segment

  • 9. 
    What is an ECG?
    • A. 

      A graphic representaion

    • B. 

      Measures electrical impulses originating form the myocardium

    • C. 

      A specualized recording device that uses electrodes

    • D. 

      Rate, rhythm, conduction

    • E. 

      All of the above

  • 10. 
    What is the PR interval?
    • A. 

      Distance between the end of the P wave to the beggining of the QRS wave

    • B. 

      Distance between the end of the P wave and the end of the QRS wave

    • C. 

      Distance between the begining of the P wave and the end of the QRS wave

    • D. 

      Distance between the begining of the P wave and the beginning of the QRS wave

  • 11. 
    When the machine is checking frequency response of impulses. This shows as a squared off segment on the strip
    • A. 

      Calibration pulse

    • B. 

      Standardization pulse

    • C. 

      Setting pulse

    • D. 

      F.S. pulse

    • E. 

      Frequnecy pulse test

  • 12. 
    Each vertical square on the graph paper represents____ and is measured in _____ mV
    • A. 

      Voltage, 0.04

    • B. 

      Voltage , 0.1

    • C. 

      Time, 0.04

    • D. 

      Time, 0.1

  • 13. 
    Each horizontal small block represents ______, and is in _____mm/sec
    • A. 

      Voltage , 0.04

    • B. 

      Voltage, 0.1

    • C. 

      Time , 0.04

    • D. 

      Time, 0.1

  • 14. 
    Cardiac activity is recorded on ECG paper and is shown in ?
    • A. 

      Peaks and valleys

    • B. 

      Hight and width

    • C. 

      Waves and deflection

  • 15. 
    Wave heights are also known as?
    • A. 

      Peaks

    • B. 

      Amplitudes

    • C. 

      Interval widths

  • 16. 
    Paper generally runs through the machine at ____ mm/sec
    • A. 

      20mm/sec

    • B. 

      25 mm/sec

    • C. 

      30 mm/sec

    • D. 

      50 mm/sec

  • 17. 
     If you have infants or fast rhythms and need to identify  the P, QRS, and T waves easier , a paper speed of _____ will be requested.
    • A. 

      25 mm/sec

    • B. 

      30 mm/sec

    • C. 

      40 mm/sec

    • D. 

      50 mm/sec

    • E. 

      Unable to calculate thus a DR. must be notified

  • 18. 
    The use of electrolyte solution in electocardigraphy is used to ____?
    • A. 

      To help conduct impulses

    • B. 

      To help adhere the sensors to the skin surface

    • C. 

      To keep the electodes from touching dry skin thus min. shock

    • D. 

      Keep the electrode surface from rusting

  • 19. 
    How many bipolar leads are there?
    • A. 

      2

    • B. 

      3

    • C. 

      4

    • D. 

      5

    • E. 

      6

  • 20. 
    Leads that record more than one point of contact?
    • A. 

      Unipolar leads

    • B. 

      Agumented leads

    • C. 

      Bipolar leads

    • D. 

      Precordial leads

  • 21. 
    The  unipolar lead that is recorded from the left arm is the ____?
  • 22. 
    The unipolar lead that is recorded form the left foot is _____?
  • 23. 
    There are _____ unipolar leads.
    • A. 

      6

    • B. 

      7

    • C. 

      8

    • D. 

      9

    • E. 

      12

  • 24. 
    If a patient has oily skin, excema rashes or excessive hair you can shave the site, rub sweaty skin with alcohol or choose a site with the least amount of hair, oil or irritation.
    • A. 

      True

    • B. 

      False

  • 25. 
    You should inform the patient that the average test take about 15 min and they will feel a little discomfort from the electrical impulses form the machine.
    • A. 

      True

    • B. 

      False

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