2020-2021学年生物苏科版八年级下册随堂检测(7)人体的免疫防线
※题型:单选题※知识点:单选题※试题难度:较易<br>在抵御病原体感染时,保卫人体健康的第一道防线是( )<br>A.免疫器官 B.皮肤和黏膜<br>C.体液中的杀菌物质 D.淋巴细胞<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/e31deb63285e4cdb8a4a9d5db2aaef5e/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br>略<br>※题型:单选题※知识点:单选题※试题难度:中等<br>患过水痘的人,一般不会再患水痘了,这种免疫属于( )<br>A.保卫人体的第一道防线 B.特异性免疫<br>C.非特异性免疫 D.先天性免疫<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/4567b10ef8bf4a24892d338a305f0f46/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/5dce68a97f004908ba0b560ae011f262/C2A1689F3B313DA07839DAAE82A8BBC6.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>免疫是人类抵抗外界疾病的有效防线,当免疫功能过强时会导致( )<br>A.过敏反应 B.艾滋病 C.糖尿病 D.新冠肺炎<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/5271df2c829843db9703644a05469878/E7F0EDF83F40244C8F0C84B97471AED6.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/c04ea9384f134b089b18b40fd4fae23a/8532A02A1C2D9628B2E26D2E846EEA78.png"><br><br>※题型:单选题※知识点:单选题※试题难度:较易<br>下列属于计划免疫的是( )<br>A.儿童时接种卡介苗<br>B.气管和支气管内黏膜上纤毛清除异物<br>C.眼泪中的溶菌酶杀死病菌<br>D.指甲和毛发保护皮肤<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/70ed258445b74233830d7b49c5fe4698/E7F0EDF83F40244C8F0C84B97471AED6.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/5b563753f60346cba97d4527fd855897/EDE2D42F95658EC320BA63D47719C9F9.png"><br><br>
页:
[1]