EKG Final Examination(2)

42 Questions

Settings
Please wait...
EKG Final Examination(2)

The electrocardiogram is a noninvasive test that is used to reflect underlying heart conditions by measuring the electrical activity of the heart. Having practiced its use, are you sure you know all there is about how to use it? Take up this test and refresh your memory. All the best!


Questions and Answers
  • 1. 
    • A. 

      Systolic pressure above 150mm Hg and diastolic pressure above 90mm Hg

    • B. 

      Systolic pressure below 90mm Hg and diastolic pressure below 60mm Hg

    • C. 

      No measurable systolic pressure

    • D. 

      Systolic pressure of 129 mm Hg and diastolic pressure of 80mm Hg

  • 2. 
    • A. 

      Atrial depolarization

    • B. 

      Ventricular depolarization

    • C. 

      Ventricular repolarization

    • D. 

      None of the above

  • 3. 
    The descending aorta is a vessel in which type of circulation carries oxygenated blood:
    • A. 

      Pulmonary circulation

    • B. 

      Cerebral circulation

    • C. 

      Systemic circulation

    • D. 

      Myocardium circulation

  • 4. 
    T wave represnts:
    • A. 

      Atrial depolarization

    • B. 

      Ventricular depolarization

    • C. 

      Ventricular repolarization

    • D. 

      None of the above

  • 5. 
    The normal duration of the P-R interval is
    • A. 

      03-04 sec

    • B. 

      0.04-0.06 sec

    • C. 

      0.07-0.10 sec

    • D. 

      0.12-020 sec

  • 6. 
    The normal duration of the QRS complex is
    • A. 

      0.20-0.24 sec

    • B. 

    • C. 

      0.12-0.20 sec

    • D. 

      1-2 sec

  • 7. 
    • A. 

      120 pm

    • B. 

      150 bpm

    • C. 

      60 bpm

    • D. 

      75 bpm

  • 8. 
    On the EKG large squares are covered in one second
    • A. 

      0.40 sec

    • B. 

      0.20 sec

    • C. 

      0.15 sec

    • D. 

      0.10 sec

  • 9. 
    A line between wave forms is called
    • A. 

      Wave form

    • B. 

      Interval

    • C. 

      Segment

    • D. 

      Complex

  • 10. 
    PR segment is
    • A. 

      Ventricular depolarization

    • B. 

      Atrial depolarization

    • C. 

      Depolarization of AV node and its delay and depolarization of Bundle of His and Bundle branches

    • D. 

      Atrial repolarization

  • 11. 
    The small squares horizontally on the EKG paper equal
    • A. 

      3mm

    • B. 

      0.20 sec

    • C. 

      0.04 sec

    • D. 

      5 sec

  • 12. 
    YQRS complex represents
    • A. 

      Septal depolarization

    • B. 

      AV depolarization

    • C. 

      Depolarization of the ventricles

    • D. 

      Depolarization of the atria

  • 13. 
    • A. 

      100

    • B. 

      70

    • C. 

      60

    • D. 

      90

  • 14. 
    Which of the following is not an EKG technician's responsibility during exercise electrocardiography:
    • A. 

      Administration of drugs

    • B. 

      Providing safety for patient

    • C. 

      Instructing the patient to report symptoms

    • D. 

      Monitoring the patients including blood pressure

  • 15. 
    In CPR what is the correct ratio of breaths to compressions:
    • A. 

      2 breaths to 15 compressions

    • B. 

      2 breaths to 30 compressions

    • C. 

      1 breath to 30 compressions

    • D. 

      1 breath to 15 compressions

  • 16. 
    The correct lead from the centre of the heart to the positive pole of the right arm is:
    • A. 

      II

    • B. 

      I

    • C. 

      AVR

    • D. 

      AVL

  • 17. 
    The correct lead for the 5th intercostals space, midixallary line on left side is:
    • A. 

      V1

    • B. 

      V3

    • C. 

      V4

    • D. 

      V6

  • 18. 
    The amount of blood pumped into the aorta each minute by the heart is
    • A. 

      Stroke volume

    • B. 

      Venous volume

    • C. 

      Cardiac output

    • D. 

      Ejection fraction

  • 19. 
    The ST segment is:
    • A. 

      Delay in atrioventricular node

    • B. 

      Ventricular depolarization

    • C. 

      Pause between ventricular depolarization and ventricular repolarization

    • D. 

      Atrial depolarization

  • 20. 
    Of the 12 leads, which are recorded by the EKG machine, the Bipolar leads are :
    • A. 

      Augmented limb leads

    • B. 

      Standard limb leads

    • C. 

      Chest leads

    • D. 

      Precordial leads

  • 21. 
    An ECG rhythm strip shows a ventricular rate of 112, rhythm, a P-R interval of 0.16 QRS duration of 0.08 seconds and one upright P wave before each QRS. this rhythm is:
    • A. 

      Normal sinus Rhythm

    • B. 

      Sinus Bradycardia

    • C. 

      Sinus Tachycardia

    • D. 

      First degree A-V Block

  • 22. 
    • A. 

      100

    • B. 

      200

    • C. 

      75

    • D. 

      60

  • 23. 
    Myocardial Infarction occurs when blood flow to the heart muscle stops or is suddenly decreased long enough to cause cell death
    • A. 

      True

    • B. 

      False

  • 24. 
    Heart sound S2 is due to :
    • A. 

      Closure of AV

    • B. 

      Closure of crescent shaped valves

    • C. 

      Closure of papillary muscles

  • 25. 
    The valve which is located between the left atrium and the left ventricle is the:
    • A. 

      Bicuspid valve

    • B. 

      Aortic valve

    • C. 

      Tricuspid valve

    • D. 

      Pulmonary valve

  • 26. 
    The major intracellular ion is:
    • A. 

      Sodium

    • B. 

      Potassium

    • C. 

      Magnesium

    • D. 

      Calcium

  • 27. 
    The major extra cellular ion is:
    • A. 

      Sodium

    • B. 

      Potassium

    • C. 

      Magnesium

    • D. 

      Calcium

  • 28. 
    Pea stands for:
  • 29. 
    The sino atrial node is located in the:
    • A. 

      Right atrium

    • B. 

      Right ventricle

    • C. 

      Inter ventricular septum

    • D. 

      Purkinjee fiber

  • 30. 
    How many cardiac monitoring pads are utilized when obtaining a 12-lead EKG?
    • A. 

      10

    • B. 

      12

  • 31. 
    • A. 

      Contraction

    • B. 

      Relaxation

    • C. 

      Filling time

    • D. 

      Pressure ratio

  • 32. 
    The left side of the heart is referred to as a high pressure
    • A. 

      True

    • B. 

      False

  • 33. 
    The course of blood flow through the heart and lungs is referred to as
    • A. 

      Aortic circulation.

    • B. 

      Pulmonary circulation

    • C. 

      Systemic circulation

    • D. 

      Mesenteric circulation

  • 34. 
    The heart chamber with the thickest mycardium is the:
    • A. 

      Right Ventricle

    • B. 

      Left Ventricle

  • 35. 
    ST segment depression indicates
    • A. 

      SubEndicardial type of Myocardial ischemia

    • B. 

      Coronaray artery block

    • C. 

      SubEpicardial Ischemia

    • D. 

      Ventricular hypertrophy

  • 36. 
    The normal cardiac cycle events are following except:
    • A. 

      Atrial contraction

    • B. 

      Ventricle relaxation

    • C. 

      Atrial fibrillation

    • D. 

      Ventricular contraction

  • 37. 
    One cardiac cycle occurs every
    • A. 

      0.8 sec

    • B. 

      0.5 sec

    • C. 

      0.52

    • D. 

      1.2

  • 38. 
    The major blood vessel that receives blood from the head and upper extremities and transports it to the heart is the:
    • A. 

      Aorta

    • B. 

      Superior vena cava

    • C. 

      Inferior vena cava

    • D. 

      Pulmonary artery

  • 39. 
    This tracing is an example of
    • A. 

      Atrial tachycardia

    • B. 

      Venticalar fibrillation

    • C. 

      Venticalar tachycardia

    • D. 

      Atrial fibrillation

  • 40. 
    • A. 

      270 bpm

    • B. 

      200 bpm

    • C. 

      420 bpm

    • D. 

      60 bpm

  • 41. 
    • A. 

      Atrial Tachycardia

    • B. 

      Atrial fibrillation

    • C. 

      Atrial flutter

    • D. 

      Ventricular fibrillation

  • 42. 
    • A. 

      270 bpm

    • B. 

      200 bpm

    • C. 

      420 bpm

    • D. 

      60 bpm