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Which of the following is the diagrammatic representation of standard electrocardiogram (ECG)?
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Important Questions on Body Fluids and Circulation
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In a standard ECG which one of the following alphabets is the correct representation of the respective activity of the human heart?
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Examine the diagrammatic representation of standard ECG. Select an option with correct matching.
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Which of the following statements is correct?
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The given figure is the ECG of a normal human. Which one of its components is correctly interpreted below?
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In ECG, P-R interval corresponds to
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Read the following statements carefully.
(i) In fishes, the heart pumps out deoxygenated blood which is oxygenated by the gills and supplied to the body parts from where deoxygenated blood is returned to the heart.
(ii) The openings of the right and the left ventricles into pulmonary artery and aorta respectively are provided with the mitral valves.
(iii) The nodal musculature has the ability to generate action potentials without any external stimuli, i.e., it is auto excitable.
(iv) The T-wave of ECG represents depolarisation of the ventricles.
Which of the above two statements are incorrect?
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Which of the following parts of the heart first receives deoxygenated blood?
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Given below are the figures of blood vessels. Identify them and select the correct option.
