EKG Final Exam

15 Questions  I  By Rs1492
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  • 1. 
    Which of the following ECG characteristics distinguishes atrial flutter from other atrial dysrhythmias:  
    • A. 

      The presence of fibrillatory waves

    • B. 

      The presence of delta waves before QRS

    • C. 

      The "saw tooth" or "picket fence" appearance of waveforms before QRS

    • D. 

      P waves of varying sizes and amplitude


  • 2. 
    The PR interval of a first degree heart block :
    • A. 

      Constant and greater than 0.20second in duration

    • B. 

      Is completely variable in duration

    • C. 

      Gradually decreases in duration until a p wave appears without a QRS complex

    • D. 

      Gradually lengthens until a p wave appears without a QRS complex


  • 3. 
    The ECG characteristics in Myocardial Ischemia includes:
    • A. 

      Changes in the ST segment and T waves

    • B. 

      Widening of the QRS complex

    • C. 

      Changes in the QRS complex and ST segment

    • D. 

      Prolongation of PR interval


  • 4. 
    A 70 yr old patient has a history of on-off chest pain. His resting ECG is normal. It is decided to put him through an exercise  stress test. Which of the following will be the target heart rate: 
    • A. 

      180 bpm

    • B. 

      150 bpm

    • C. 

      220 bpm

    • D. 

      160 bpm


  • 5. 
    Which of the following is an indication for stress testing :
    • A. 

      Acute MI

    • B. 

      Severe hypertension

    • C. 

      Angina at rest

    • D. 

      Evaluation of chest pain in a patient with normal baseline E.K.G.


  • 6. 
    How many electrodes are used in Holter monitor
    • A. 

      10 Electrodes

    • B. 

      6 Electrodes

    • C. 

      11 Electrodes

    • D. 

      5 Electrodes


  • 7. 
    Which of the following is considered Negative Holter :
    • A. 

      Pauses

    • B. 

      Bradycardias and tachycardias

    • C. 

      No significant arrhythmias or ST changes

    • D. 

      ST elevation or Depression


  • 8. 
    Which of the following isn't seen in Supraventricular Tachycardia:
    • A. 

      Atrial Tachycardia

    • B. 

      AV nodal Reentrant Tachycardia

    • C. 

      AV Reentrant Tachycardia

    • D. 

      Multifocal atrial Tachycardia


  • 9. 
    The drug which is given to relief pain and anxiety in MI patient's:
    • A. 

      Digoxin

    • B. 

      Beta Blockers

    • C. 

      Morphine

    • D. 

      Lidocaine


  • 10. 
    The most common side effect when the patient takes Nitroglycerin to relieve Angina:
    • A. 

      Drowsiness

    • B. 

      Bronchospasm

    • C. 

      Headache

    • D. 

      Mental Disorientation


  • 11. 
    The drug used in Pharmacologic Stress test are:
    • A. 

      Adensonine

    • B. 

      Dipyramidole

    • C. 

      Dobutamine

    • D. 

      All of the above


  • 12. 
    The hallmark Characteristic seen in Ventricular Fibrillation:
    • A. 

      Fibrillation waves

    • B. 

      Saw-Tooth waves

    • C. 

      Chaotic waves

    • D. 

      Tooth waves


  • 13. 
    What is the correct order of the chain of infection:
    • A. 

      Means of transmission, susceptible host, source

    • B. 

      Source,means of transmission,susceptible host

    • C. 

      Susceptible host, means of transmission, source

    • D. 

      All of the above


  • 14. 
    Which of the wouldn't be a cause or reasons to stop the exercise electrocardiography:
    • A. 

      Patient is complaining of shortness of breath, chest pain or dizziness

    • B. 

      Patient's heart rate is considered normal

    • C. 

      Physician observes blood pressure, EKG or heart rhythm changes that are not perceived by the patient

    • D. 

      The patient reaches the target heart target (thr)


  • 15. 
    Small or non existent Diastolic Pause is seen in:
    • A. 

      Sinus rhythm

    • B. 

      Sinus bradycardia

    • C. 

      Sinus tachycardia

    • D. 

      Sinus Arrest


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