The Human Heart Is Essentially a Pump for Moving Blood

question 48

Multiple Choice

The human heart is essentially a pump for moving blood around the body.If its average power output (over many beats) is about 2.0 W and it pumps blood at an overall average speed of 0.3 m/s into the output aorta channel,calculate the average force with which the heart moves the blood into the aorta.

• A)0.60 N
• B)6.7 N
• C)22 N
• D)66 N
• E)0.18 N

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