The machine taking the reading of electrical activity of heart is known as

(1) Electrocardiogram

(2) Electrocardiograph

(3) MRI

(4) Biopsy

Subtopic:  ECG & Coronary Artery Disease |
 74%
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The results of ECG are known as

(1) Electrocardiogram

(2) Electrocardiograph

(3) MRI

(4) Biopsy

Subtopic:  ECG & Coronary Artery Disease |
 78%
From NCERT
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The standard ECG is obtained by connecting the patient to the machine with how many leads?

(1) 4

(2) 3

(3) 1

(4) 2

Subtopic:  ECG & Coronary Artery Disease |
 83%
From NCERT
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If one wants to analyse the detailed cardiac activity, the multiple leads are attached to–

(1) Wrist and arms

(2) Abdomen

(3) Chest region

(4) all the fingers

Subtopic:  ECG & Coronary Artery Disease |
 69%
From NCERT
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What does the QRS complex represent in ECG?

(1) Atrial Diastole

(2) Atrial systole

(3) ventricular systole

(4) Joint Diastole

Subtopic:  ECG & Coronary Artery Disease |
 91%
From NCERT
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What does the T wave represents in ECG?

(1) Atrial Diastole

(2) Atrial systole

(3) ventricular Diastole

(4) Joint Diastole

Subtopic:  ECG & Coronary Artery Disease |
 77%
From NCERT
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What does the depolarization of ventricles initiate?

(1) Atrial Diastole

(2) Atrial systole

(3) ventricular systole

(4) Joint Diastole

Subtopic:  Rhythmic Excitation of Human Heart: Part 1 |
 73%
From NCERT
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By counting number of QRS complex, one may get which information?

(1) Rate of breathing

(2) cardiac output

(3) Heart beat rate

(4) stroke volume

Subtopic:  ECG & Coronary Artery Disease |
 78%
From NCERT
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The deviation from the characteristic ECG indicates a possible abnormality; this information can be utilized in which field of Biology?

(1) Clinical Biology

(2) Biotechnology

(3) Molecular Biology

(4) Pedigree analysis

Subtopic:  ECG & Coronary Artery Disease |
 87%
From NCERT
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Depolarisation and repolarisation actually initiate ___________ in different chambers of heart?

(1) contraction and relaxation

(2) relaxation and contraction

(3) thickening and thinning

(4) thinning and thickening

Subtopic:  Rhythmic Excitation of Human Heart: Part 1 | Rhythmic Excitation of Human Heart: Part 2 |
 91%
From NCERT
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