Biology, asked by jangraji782, 10 months ago

the amount of blood ejected by the left ventricle each minute is calculated from which formula? a) heart rate + stroke volume b) heart rate X volume c) heart rate divided by stroke volume d) heart rate - stroke volume​

Answers

Answered by sushmatanpure26
0

Answer:

d) Heart rate *stroke volume.

Explanation: Stroke volume is the amount of blood pumped by the ventricle in one second. So it is approx. 70 ml ,then no. of heart beat is 72 times per minute. Therefore, blood pumped by heart in one minute is 5040 ml.

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