Booker T. Washington was one of the foremost African-American leaders who served as an advisor to several U.S. Presidents. This biography of Booker T. Washington provides detailed information about his childhood, life, achievements, works & timeline. Quick Facts.
A capillary is an extremely small blood vessel located within the tissues of the body, that transports blood from arteries to veins. Capillaries are most abundant in tissues and organs that are metabolically active.apillaries are where fluids, gasses, nutrients, and wastes are exchanged between the blood and body tissues by diffusion. Capillary walls contain small pores that allow certain substances to pass into and out of the blood vessel.
Capillary circulation is the part of your overall blood circulatory system where oxygen, nutrients, and waste pass between your blood and parts of your body. Capillaries connect the arterial and venous circulatory subsystems. Capillaries are very small blood vessels.