The only vessels that provide direct access to nearly every cell in the body are the __________.

Which of the following best describes the microcirculatory flow of blood (microcirculation)?

Which scenario results in constriction of arterioles & precapillary sphincters in mesenteric capillary beds?

Which structure regulates blood flow distribution in mesenteric capillary beds & diverts blood from one area to another based on local metabolic needs?

Large molecules such as peptides and proteins move into and out of the bloodstream by way of:

(a) Continuous capillaries

(b) Fenestrated capillaries

(c) Thoroughfare channels

(d) Venules

The local control of blood flow due to the action of precapillary sphincters is:

(a) Vasomotion

(b) Autoregulation

(c) Selective resistance

(d) Turbulence