七年级生物下册4.13.4当代主要疾病和预防习题(无答案)(新版)北师大版.doc

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1、1当代主要疾病预防选择题1、下列选项中,属于特异性免疫的是 ( )A、皮肤和黏膜阻挡病原体侵入人体 B、抗体抵抗相应的病原体C、溶菌酶使病菌溶解 D、白细胞将病原体吞噬消化2、动物常用粘满唾液的舌舔伤口,结果有利于伤口的愈合,下列选项中免疫类型与此相同的是( )A、服用糖丸预防脊髓灰质炎 B、接种卡介苗预防结核病C、白细胞吞噬侵入组织内的病菌D、注射乙肝疫苗3、甲流肆虐之际,在疫苗不能充足供应的情况下,政府首先为医院医护人员和学校师生提供了甲流疫苗。甲流疫苗和注射甲流疫苗的免疫类型分别属于( )A、抗原、非特异性免疫 B、抗体、特异性免疫C、抗原、特异性免疫 D、抗体、非特异性免疫4、在进行器

2、官移植时,患者的免疫系统会对异体器官产生不同程度的排斥,移入的器官相当于( )A、抗原 B、抗体C、蛋白质 D、生长激素5、随着人们生活水平的不断提高以及环境条件的改变,某些疾病在人群中的发病率在逐年提高。当代社会人类的主要疾病是指( )A、传染病 B、艾滋病C、心血管疾病、癌症 D、肥胖6、下列哪一项一般不会影响心血管健康( )A、不爱运动 B、食用过多的油脂类食物C、长期素食 D、易激动,脾气暴躁填空题1、像 和 的屏障作用、白细胞的 作用、唾液中 的杀菌作用等,他们对多数 都起作用,而不是对某一特定的病原体起作用,所以称为 免疫。抗体是人体免疫系统受 刺激后产生的一类 ,能与相应抗原发生特异性结合。而引起人体产生抗体的物质(如水痘病毒等)叫做 ,这种免疫称为 免疫。22、免疫是一种 功能,人们依靠这种功能识别“ ”和“ ”成分,从而破坏和排斥进入人体内的外来侵害物质,以及人体本身所产生的 细胞和 细胞,维持人体内部环境的平衡和稳定。3、计划免疫是依据国家对消灭 的要求,在 人群中,有计划地进行 。

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