七年级生物下册4.9.1《血液》习题(无答案)(新版)北师大版.doc

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1、1血液1.请根据右图判断,图中所示 4 个大的细胞是( ) 。A.白细胞 B.红细胞C.血小板 D.组织细胞2.血液中的红细胞的主要功能是 ( )。A运输养料和氧 B运输养料和废物C运输氧和一部分二氧化碳D运输废物和二氧化碳3.将新鲜血液分别进行如下处理:(1)加入柠檬酸钠; (2)用竹签搅动几分钟; (3)不进行任何处理。静置后均出现淡黄色液体,三种方法获得的液体名称分别是( ) 。A.血浆、血清、血清 B.血浆、血浆、血清C.血清、血浆、血浆 D.血浆、血清、血浆4.小明撞车进了医院,医生说他要立即输血。通过检验发现小明的血型是 A 型。如果小明所需的血液量很多,那么,适合输给小明的血型有

2、 )种。A、1 种 B、2 种 C、3 种 D、4 种5.一个健康的成年人,每次献血( )毫升不会影响身体健康。A.200300 B.300400 C.600700 D.120015006某中年男子血常规化验结果:RBC 为 35910 12个升、WBC 为 16109个升、Hb 为 110 克升、PLT 为 140109个升。根据化验结果,可判断此人( )。A正常 B有炎症 C贫血 D贫血、有炎症7.血液是由占血液总量 55的 和 45的 组成。前者主要作用是运载 ,运输营养物质和 等。人体内的血液含量一般是相对稳定的,如果一个健康的成年人一次失血超过血液总量的 ,就会有生命危险。8.血红蛋白是一种含 的蛋白质,呈 色,在氧含量高的地方容易 ,在氧含量低的地方又容易 ,这一特性使红细胞具有 功能。9.请将血液成分与其对应功能用直线连接起来。(1)血浆 运 输氧气(2)红细胞 运输养料和废物(3)白细胞 促进止血并加速凝血(4)血小板 防御疾病2

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