A capillary is an extremely fine blood
vessel that is soft and elastic. Large in number, capillaries tie the bloodstream together by forming complex capillary networks. In capillaries, blood pressure
is very low. Capillaries are constantly evolving and play a part in nourishing the body
's tissues. Capillaries are connected to veins
, and transport nutrients, including glucose and oxygen. They are highly present in muscles
, the liver
, lungs, kidneys
and the nervous system.
Original article published by
. Translated by christelle.b
Latest update on August 20, 2014 at 05:33 AM by christelle.b.