What fraction of the original area is the area of the reduced blood vessel? How might a calculation like this help a biomechanical engineer working in the field? Include your understanding of the cardiovascular system in your answer. Diameter of inner area of reduced blood vessel is 4

They break down fat

The answer you're looking for is washing your hands. "at this late date, we all expect our doctors to wash their hands before examining us or performing an operation in order to prevent the spread of infection. surprisingly, physicians did not begin to acknowledge the lifesaving power of this simple act until 1847.it was then that dr. semmelweis began exhorting his fellow physicians at the famed vienna general hospital (allgemeines krankenhaus) to wash up before examining women about to deliver babies. his plea was far more than aesthetic; it was a matter of life and death and to prevent a deadly malady known as “childbed” or puerperal (from the latin words for child and parent) fever." 

Answer(d) application of hot and cold packs;