CAPILLARY

Capillary

Capillaries are the smallest of a body's blood vessels and are parts of its microcirculation. Their endothelial linings are only one cell layer thick. These microvessels, measuring around 1 micrometre in diameter, connect arterioles and venules, and they help to enable the exchange of water, oxygen, carbon dioxide, and many other nutrients and waste chemical substances between blood and the tissues surrounding them. During embryological development, new capillaries are formed through vasculogenesis, the process of blood vessel formation that occurs through a de novo production of endothelial cells followed by their forming into vascular tubes. The term ...

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capillary

Noun

  1. A narrow tube
  2. Any of the small blood vessels that connect arteries to veins

Adjective

  1. of or pertaining to hair
  2. pertaining to a narrow tube


The above text is a snippet from Wiktionary: capillary
and as such is available under the Creative Commons Attribution/Share-Alike License.

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