ECG Quiz 1 (Internal Medicine)

10 Questions | By Catherinehalcomb | Updated: Mar 20, 2022 | Attempts: 489

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DEPARTMENT OF INTERNAL MEDICINE, IGGMC NAGPUR.

Questions and Answers

1.

A 40 year old man presents to an outpatient clinic with complaints of a productive cough, headache, shortness of breath, and fever. A routine ECG is obtained. The axis in given ECG is
- A.
  
  0 to + 90
- B.
  
  0 to -90
- C.
  
  -90 to -180
- D.
  
  + 90 to +180
2.

A 22-year-old woman with scleroderma presents to your office with progressive dyspnea on exertion. There is a loud P2 with a holosystolic murmur , heard best at the lower left sternal border. A routine ECG is obtained.Which of the following findings are present in this ECG ? (multiple options are correct .)
- A.
  
  Supraventricular tachycardia
- B.
  
  RVH
- C.
  
  LVH
- D.
  
  RAD
- E.
  
  LAD
- F.
  
  Right atrial enlargement
- G.
  
  Left atrial enlargement
3.

A 72-year-old man who has not seen a physician in more than 20 years comes to your clinic with no specific complaints. Physical examination reveals a blood pres sure of 185/100 mm Hg. An ECG is obtained. Which of the following findings are present in this ECG? ( multiple options are correct).
- A.
  
  RVH
- B.
  
  LVH
- C.
  
  LAD
- D.
  
  LAA
- E.
  
  RAA
- F.
  
  RAD
4.

Heart rate is _________________.
- A.
  
  60/min
- B.
  
  70/min
- C.
  
  90/min
- D.
  
  110/min
5.

The axis of this ECG is ____________________________.
- A.
  
  Deviated to right side.
- B.
  
  Normal axis without any deviation.
- C.
  
  Deviated to left side.
- D.
  
  Deviated to extreme left/ right side.
6.

The correct axis is _______________________.
- A.
  
  A - NORMAL AXIS, B - RAD , C - LAD
- B.
  
  A- RAD , B-LAD, C - NORMAL AXIS
- C.
  
  A - LAD , B RAD , C - NORMAL AXIS
- D.
  
  BOTH A & B ARE VARIANT OF NORMAL AXIS WHILE C IS EXTREME AXIS DEVIATION
7.

Calculate PR interval.
- A.
  
  0.2 sec
- B.
  
  0.12 sec
- C.
  
  0.16 sec
- D.
  
  0.8 sec
8.

Which of the following statements is not correct ?
- A.
  
  A normal T wave has an asymmetrical shape.
- B.
  
  As the heart rate increases , QT interval increases and as the heart rate decreases, QT interval decreases. Therefore,rate corrected QT or QTc is preferred in clinical practice.
- C.
  
  The QT interval is measured from the beginning of the QRS complex to the end of the T wave.
- D.
  
  It represents the return of stimulated ventricles to their resting state (ventricular repolarization).