Asmall artery has a length of 1.10 × 10 − 3 m and a radius of 2.50 × 10 − 5 m. if the pressure drop across the artery is 1.45 kpa, what is the flow rate through the artery? assume that the temperature is 37 °c and the viscosity of whole blood is 2.084 × 10 − 3 pa·s.