chapter6blood血液

chapter6blood血液内容摘要：

Immunity humoral immunity 体液免疫 B Section 3 Blood volume, Blood Transfusion and Blood Groups 血量 输血 和血型 volume (血量 ) Blood volume 血量： It is total of blood in body ，78% of body weight Preserving blood volume 血量的维持： Less blood loss 少量失血 , 10%， Heart and vasoconstriction, (心脏 ,血管收缩 )。 Blood is released by blood reserve. (储血库释放血液 ) More blood loss 失血较多， 20%， Clinical symptom (临床症状 ) The most blood loss 大失血 30%, Blood transfusion (输血 ) Recovery blood volume 血量的恢复 : Water, saltplasma protein blood cell 水 ,盐 血浆蛋白 血细胞 2. Blood group (血型 ) Agglutination (红细胞凝集 ): It is the a bunch of irregular cell agglutinates which is agglutinated by Red blood cell.(红细胞彼此凝集成一簇簇不规则的细胞团 .) Rouleaux formation (红细胞叠连 ): The red blood cells which are attach hollow side to each other overlapped to accelerate blood sank.(红细胞彼此以凹面相贴 ,重叠在一起使血沉加速 .) Agglutinogen of red blood cells agglutinin of blood serum blood group 红细胞上的凝集原 血清中的凝集素 血型 A B A B A B AB — AB — AB O 3. Principle of blood transfusion (输血原则 ) Red blood cell Red blood cell Blood donor Blood recipient 供血者。