<prompt> The most important function of the microcirculation is:The exchange of nutrients and wastes between blood and tissueThe filtration of water through capillariesThe regulation of vascular resistanceThe autoregulation of blood flow  <response>: Ans. A. The exchange of nutrients and wastes between blood and tissueEach of the choices is a function of the microcirculation, but its most important function by far is to provide tissue with nutrients and remove the wastes. 