The human heart is a mechanical pump. The aorta is a large artery that carries oxygenated blood away
from the heart to various organs in the body. For an individual at rest, the blood in the aorta (of radius
1.25 cm) flows at a rate of 5*103 cm3/min (5 liter/min). What is the velocity, in meters per second, of the
blood in the aorta?
a. 0.17 m/s
b. 1.02 m/s
c. 0.533 m/s
d. 6.6*10-3 m/s
e. 2.12*10-3 m/s
1 answer
a. 0.17 m/s