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Match the Column-I with Column-II:
Column-I
(a) P - wave
(b) QRS complex
(c) T - wave
(d) Reduction in size of T-wave
Column-II
(i) Depolarisation of ventricles
(ii) Repolarisation of ventricles
(iii) Coronary ischemia
(iv) Depolarisation of atria

  1. A
    (a)-(iv), (b)-(i), (c)-(ii), (d)-(iii)
  2. B
    (a)-(iv), (b)-(i), (c)-(ii), (d)-(v)
  3. C
    (a)-(ii), (b)-(i), (c)-(v), (d)-(iii)
  4. D
    (a)-(ii), (b)-(iii), (c)-(v), (d)-(iv)

Solution & Step-by-step Explanation

P-wave: Represents atrial depolarization.
QRS complex: Represents ventricular depolarization.

T-wave: Represents ventricular repolarization.

Flattened/Reduced T-wave: Can indicate coronary ischemia (insufficient blood flow to the heart muscle).

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Try it yourself before checking the explanation above.

Match the Column-I with Column-II:
Column-I
(a) P - wave
(b) QRS complex
(c) T - wave
(d) Reduction in size of T-wave
Column-II
(i) Depolarisation of ventricles
(ii) Repolarisation of ventricles
(iii) Coronary ischemia
(iv) Depolarisation of atria
A
(a)-(iv), (b)-(i), (c)-(ii), (d)-(iii)
B
(a)-(iv), (b)-(i), (c)-(ii), (d)-(v)
C
(a)-(ii), (b)-(i), (c)-(v), (d)-(iii)
D
(a)-(ii), (b)-(iii), (c)-(v), (d)-(iv)

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