Question

arrange the stages in cardiac cycle in a sequence (i)atria contract, forcing the blood to enter into the ventricles(ii) relaxing ventricles closing material valves (iii) blood enters into the atria(iv) relaxation of atria and ventricles (v) contraction of ventricles,ariculo ventricular valves close blood flows into arteries​

Answer 1

Explanation:

iii}. Option

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Answer 2

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1. Contraction of ventricles,ariculo ventricular valves close blood flows into arteries...

2. blood enters into the atria...

3. Relaxing ventricles closing material valves...

4. Atria contract, forcing the blood to enter into the ventricles...

5. Relaxing ventricles closing material valves...