MCQs on Electrocardiography For NEET and Medical Exam 2022

NEET Biology is the scoring paper in the medical entrance examination. Here, you will discover the NEET Biology MCQ Questions for all Concepts as per the latest syllabus. Practice more on a regular basis with these NEET Biology objective questions on air pollution and improve your subject knowledge & problem-solving skills along with time management. NEET Biology ECG Multiple Choice Questions make you feel confident in answering the question in the exam & increases your scores to high.


Q.1. P wave indicates

(a) Depolarization of right ventricle
(b) Depolarization of left ventricle
(c) Depolarization of both atria
(d) Atria to ventricular conduction time

(c) Depolarization of both atria


Q.2. Ventricular muscle depolarization is indicated by

(a) PR interval
(b) P wave
(c) U wave
(d) The QRS complex

(d) The QRS complex


Q.3. 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

(a) Third-Degree Atrioventricular Block
(b) Second-Degree Atrioventricular Block, Type II
(c) Second-Degree Atrioventricular Block, Type I
(d) First-Degree Atrioventricular Block, Type II

(c) Second-Degree Atrioventricular Block, Type I


Q.4. A particular ECG change observed in Hypokalemia is

(a) ST segment elevation
(b) U wave (a position deflection after the T wave)
(c) Tall peaked T waves
(d) Widening of the QRS complex and increased amplitude

(b) U wave (a position deflection after the T wave)


Q.5. ECG report must consist of the following information

(a) Rhythm, cardiac axis
(b) Conduction intervals
(c) Description of the ST segments, QRS complexes, T-waves
(d) All of these

(d) All of these


Q.6. For the normal heartbeat, depolarization stimulus originates in

(a) His-bundle areas
(b) Epicardium
(c) Sinoatrial (SA)node
(d) Atrioventricular (AV) node

(c) Sinoatrial (SA)node


Q.7. The characteristics – slurring of the initial QRS deflection, shortened PR interval, and prolonged QRS duration are of this condition

(a) Atrial tachycardia
(b) Left bundle branch block
(c) WPW (Wolff-Parkinson-White) syndrome
(d) Myocardial ischemia

(c) WPW (Wolff-Parkinson-White) syndrome


Q.8. ECG (Electrocardiogram) was developed first by

(a) Wilhelm His
(b) Steward
(c) Hubert Mann
(d) Willem Einthoven

(d) Willem Einthoven


Q.9. This is the classic ECG change in MI (myocardial infarction)

(a) ST-segment elevation
(b) T-wave inversion
(c) Development of an abnormal Q wave
(d) All of these

(d) All of these


Q.10. In which of these conditions can widen QRS and Tall-tented T waves be observed?

(a) Hyponatremia
(b) Hyperkalemia
(c) Hyperglycemia
(d) Hyperphosphatemia

(b) Hyperkalemia

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