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NEETZoologyBody Fluids and Circulation

Cardiac Phase Event A. Atrial Systole 1. Ventricular relaxation B. Ventricular Systole 2. Ventricular contraction C. Atrial Diastole 3. Atrial relaxation D. Ventricular Diastole 4. Atrial contraction

Options

  1. AA-2; B-4; C-3; D-1
  2. BA-4; B-2; C-3; D-1
  3. CA-4; B-3; C-2; D-1
  4. DA-4; B-2; C-1; D-3

Correct answer

B. A-4; B-2; C-3; D-1

Step-by-step solution

Atrial systole is the contraction of the atria. Ventricular systole is the contraction of the ventricles. Atrial diastole is the relaxation of the atria. Ventricular diastole is the relaxation of the ventricles.

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