When we think of the circulatory system, we often picture the large arteries running to and from the heart. Yet what most of us don't consider is the microcirculation that also takes place inside the body. Microcirculation is the movement of blood through the smallest vessels; the Arterioles, the capillaries, and the venules. These tiny veins serve a huge purpose by delivering oxygen and nutrients to every part of the human body, yet they are easily...