For a Certain Patient, the Build-Up of Fatty Tissue on the Wall

Multiple Choice

For a certain patient, the build-up of fatty tissue on the wall of an artery has decreased the arterial radius by 10%. By how much would the pressure provided by the heart have to be increased to maintain a constant volume of blood flow? Model the blood as an ideal incompressible fluid.

A) 46%
B) 54%
C) 48%
D) 52%