A particular ECG change observed in Hypokalemia is
1. ST segment elevation
2.U wave (a position deflection after the T wave)
3.Tall peaked T waves
4.Widening of the QRS complex and increased amplitude
 A particular ECG change observed in Hypokalemia is
1.ST segment elevation
2.U wave (a position deflection after the T wave)
3. Tall peaked T waves
4. Widening of the QRS complex and increased amplitude
 ECG identified by the PR interval tends to become longer with every succeeding ECG complex until there is a P wave not followed by a QRS is observed in
1. Third-Degree Atrioventricular Block
2.Second-Degree Atrioventricular Block, Type II
3.Second-Degree Atrioventricular Block, Type I
4.First-Degree Atrioventricular Block, Type II
 In which of these conditions can widen QRS and Tall-tented T waves be observed?
1. Hyponatremia
2.Hyperkalemia
3.Hyperglycemia
4.Hyperphosphatemia
 In which of these conditions can widen QRS and Tall-tented T waves be observed?
1.Hyponatremia
2.Hyperkalemia
3.Hyperglycemia
4.Hyperphosphatemia
 P wave indicates
1.Depolarization of right ventricle
2.Depolarization of left ventricle
3.Depolarization of both atria
4.Atria to ventricular conduction time
 P wave indicates
1.Depolarization of right ventricle
2. Depolarization of left ventricle
3. Depolarization of both atria
4.Atria to ventricular conduction time
 The characteristics – slurring of the initial QRS deflection, shortened PR interval, and prolonged QRS duration are of this condition
1.Atrial tachycardia
2. Left bundle branch block
3.WPW (Wolff-Parkinson-White) syndrome
4.Myocardial ischemia
ECG identified by the PR interval tends to become longer with every succeeding ECG complex until there is a P wave not followed by a QRS is observed in
1. Third-Degree Atrioventricular Block
2.Second-Degree Atrioventricular Block, Type II
3.Second-Degree Atrioventricular Block, Type I
4.First-Degree Atrioventricular Block, Type II
ECG is used for examination of?
1.heart            Â
2.kidney
3.LUNGS Â Â Â Â Â Â
4.BRAIN
ECG report must consist of the following information
1.Rhythm, cardiac axis
2.Conduction intervals
3. Description of the ST segments, QRS complexes, T-waves
4.All of these
ECG report must consist of the following information
1.Rhythm, cardiac axis
2.Conduction intervals
3.Description of the ST segments, QRS complexes, T-waves
4.All of these
ECG was first developed by?
1.Steward      Â
2.Willem Einthoven
3.Koch Â
4. Hubbert Mann
For the normal heartbeat, depolarization stimulus originates in
1.His-bundle areas
2.Epicardium
3.Sinoatrial (SA)node
4.Atrioventricular (AV) node
For the normal heartbeat, depolarization stimulus originates in
1.His-bundle areas
2.Epicardium
3.Sinoatrial (SA)node
4. Atrioventricular (AV) node
In ECG relaxation of ventricles is represented by?
1.P-wave Â
2. T wave
3.U wave         Â
4.QRS complex
 ECG (Electrocardiogram) was developed first by
1. Wilhelm His
2. Steward
3.Hubert Mann
4.Willem Einthoven
The characteristics – slurring of the initial QRS deflection, shortened PR interval, and prolonged QRS duration are of this condition
1.Atrial tachycardia
2.Left bundle branch block
3.WPW (Wolff-Parkinson-White) syndrome
4.Myocardial ischemia
This is the classic ECG change in MI (myocardial infarction)
1.ST-segment elevation
2. T-wave inversion
3.Development of an abnormal Q wave
4.All of these
This is the classic ECG change in MI (myocardial infarction)
1.ST-segment elevation
2.T-wave inversion
3.Development of an abnormal Q wave
4.All of these
Ventricular muscle depolarization is indicated by
1.PR interval
2. P wave
3.U wave
4.The QRS complex
Ventricular muscle depolarization is indicated by
1. PR interval
2.P wave
3.U wave
4. The QRS complex
What does elevated ST segment represents?
1.insufficient oxygen  Â
2. acute myocardial infraction
3.Rheumatic fever     Â
4. ischemia
What does enlarged R wave indicate?
1.enlarged atria  Â
2.Rheumatic fever
3.Coronary artery disease    Â
4.none of the above
What does lengthening of P wave indicate
1.Myocardial infraction  Â
2.Enlargement of atria
3.Ventricular enlargement Â
4.Hyperkalamia
What happens if T wave becomes wider?
1.CONDUCTION Abnormalities    Â
2.insufficient oxygen to heart
3.hyperkalamiaÂ
4.myocardial ischemia
Which of the following is the part of ECG?
1.QRS complex Â
2.ST segment
3.T wave   Â
4.All of the above
Which of the following statement is NOT true?
1.P wave indicate atrial contraction
2.depressed ST segment indicate hyperkalamia
3. T wave represents ventricular repolarization
4.QRS complex represents ventricular depolarization