Encyclopaedia
to blood

Blood - a liquid which passes on blood system in an organism, covering practically all bodies. Human blood is always red (from bright red to dark red). Colour depends on level haemoglobin which contains in cages blood - eritrotsitah. The basic task blood - consists in maintenance of all bodies and fabrics of an organism oxygen, nutrients. It is not less important to take away harmful products of ability to live from bodies and fabrics. In the basic weight, blood consists of plasma and so-called "shaped " elements. Plasma consists of water with the dissolved substances - fibers both other mineral and organic connections. Fibers who contain in plasma are divided on albuminy, globuliny and fibrinogen. Also in plasma is, hormones , vitamins and enzymes. Blood is bystrovosstanavlivajushchejsja a fabric. Blood re is generated at the expense of disintegration of old cages which are deduced from an organism and their filling new in krovetvornyh bodies. This task is necessary on a bone brain. It and is called "red " or "krovetvornyj ". It is basically in tazovyh and tubular bones.