uppose that the aorta has a radius of about 1.25 cm and that the typical blood velocity is around 30 cm/s and that it has an average density of 1050 kg/m^3. What is the average blood velocity in the major arteries if the total cross-sectional area of the major arteries is 20 cm^2? a. v=7.36 m/s b. v=0.83 m/s c. v=0.074 m/s d. v=0.03 m/s

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