![What percentage of ventricular filling is achieved by atrial contraction?](https://www.gkseries.com/blog/wp-content/uploads/2022/04/What-percentage-of-ventricular-filling-is-achieved-by-atrial-contraction.png)
Q. What percentage of ventricular filling is achieved by atrial contraction?
A. 30
B. 50
C. 70
D. 90
Answer: 30
A. 30
B. 50
C. 70
D. 90
Answer: 30
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