输血注意事项（Transfusion note）.doc

输血注意事项（Transfusion note） Whats the function of blood?: Transport of substances, nutrients, oxygen, metabolites, hormones, and drugs entering the body, are transported through the blood. A buffer; sodium bicarbonate and carbonate in plasma, two sodium hydrogen phosphate and sodium dihydrogen phosphate, protein, and hemoglobin in red cells such as buffer material, buffer pH effect. When the acid or alkaline substance enters the blood, the pH value of the blood will not fluctuate greatly by the action of the buffer substance. Defense function; white blood cells and immune substances, such as immunoglobulin, complement, antitoxin, bacteriolysin, has a protective effect on the body. Physiological hemostatic function, blood platelets, coagulation factors, etc., when the capillary injury, the blood flow automatically solidified, play a hemostatic role. Regulating function; achieving humoral regulation by transport of hormones. A substance that functions as part of an internal environment in which substances are exchanged. What are the substances in plasma proteins and what are the main functions? Plasma proteins are composed of albumin, immunoglobulin and complement, lipoproteins, glycoproteins, metal binding proteins and enzymes 1. of the acid-base buffer, involved in the regulation of acid base balance 2. to maintain the plasma colloid osmotic pressure, mainly albumin 3. immune function; such as antibody protein, complement 4. involved in substance transportation; such as bilirubin, lipids and iron transport, mainly borne by albumin. 5. coagulation and anticoagulant effects; many clotting factors are plasma proteins that participate in the coagulation process; 6., the amino acids involved in protein catabolism are involved in protein renewal What is the ABO blood group? What??????? The ABO blood group is named after the antigen (also called coagulation) that is found on the outer surface of the human red cell membrane. The red cell membrane surface antigen of A blood typ