admins 发表于 2021-8-18 22:48:09

初中生物解题技巧·易错题专练: 人体内废物的排出(七年级下)

※题型:单选题※知识点:单选题※试题难度:中等<br>下列对泌尿系统的叙述,不正确的是(&nbsp;&nbsp;&nbsp;)<br>A.人体的每个肾都是由大约100万个肾单位构成的<br>B.肾的肾皮质位于肾的浅层,肾髓质位于肾皮质的深部<br>C.膀胱在尿液的形成过程中起着最重要的作用<br>D.泌尿系统由肾、输尿管、膀胱和尿道组成<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2021/70022f8f328546a78134cd2a690aa370/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2021/eb0b36de24474e2685f8e31cb60d088e/ACFE138878B1AF0960863DA1A28261B2.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>如图表示肾小球的血流情况模式图,下列说法正确的是(&nbsp;)<img src="https://picture2.zhihuicn.com/testImage/2/2021/5/21/F73ACC1244BE2EF8C7E9D62FC56C01EA.png"><br>A.a为静脉,b为静脉&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;B.a为静脉,b为动脉<br>C.a为动脉,b为静脉&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;D.a为动脉,b为动脉<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2021/8afef72790fa4a48927bbc8228068093/01A39E48B8A67989A23F6887F26FCC64.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2021/31e84f41313a432690547fc8d37dfc22/8C7E35EFFAE985FE251EB41CCD857C12.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>肾就像精密的过滤器,健康人每天将人体内的血液过滤数百次,同时产生尿液。如图为肾形成尿液的示意图,以下说法不正确的是(&nbsp;&nbsp;&nbsp;)<img src="https://picture2.zhihuicn.com/testImage/2/2021/4/9/07C55C414DF2A4654768285868E271BE.png"><br>A.肾单位是组成肾的基本单位,由②③④构成<br>B.血浆中的大分子的蛋白质不能过滤到肾小囊腔<br>C.原尿中的葡萄糖可以被肾小管重新吸收<br>D.血浆中尿素的浓度高于尿液中尿素的浓度<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2021/8bd98d36af504841b3808769945dd857/01A39E48B8A67989A23F6887F26FCC64.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2021/baebad81ca93441d9fbe8cb1a2ec4224/E37AA7ACF0002544DAACBE25D3E3B4D2.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>尿的形成全过程要经过(&nbsp;&nbsp;&nbsp;)<br>A.肾小管的过滤作用<br>B.肾小球的重吸收作用<br>C.肾小管和集合管的过滤作用<br>D.肾小球和肾小囊内壁的过滤作用和肾小管的重吸收作用<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2021/418338fa56f94118bb159d28a63d2a6a/01A39E48B8A67989A23F6887F26FCC64.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2021/06dc4b04886e4999a3419037ca874380/B1563DD7294675FF7F3BB8FF87AD34CB.png"><br><br>※题型:单选题※知识点:单选题※试题难度:较易<br>在沙漠中长途跋涉的人,虽然很缺水但仍有少量的尿液排出。对该现象的正确解释是(&nbsp;&nbsp;)&nbsp;A.大多数代谢废物需要溶于水中排出<br>B.水能够调节人体的体温<br>C.水是人体重要的营养成分<br>D.水能调节体内无机盐的平衡<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/14a7de7610b442b182818a1544f04dcb/DA50F910BECBBBA4AAB35D7A1AB24524.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/4c0c42cfb8a84bf0ba9f65c15f4a0ba0/3F4E762CB2F71A53221E0A9988F62B69.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>尿的形成是连续的,而尿的排出是间歇的。其主要原因是(&nbsp;&nbsp;)<br>A.肾小管的重吸收作用&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;B.肾脏的控制作用<br>C.膀胱的贮存作用&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;D.输尿管的贮存作用<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2015/8b4b2d94b47e4dbe85ad9295b63c8683/D7C9A679F3C72D4F1064B7D0A0FD4AD8.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2015/f8c28b09bb3045c5855b860d8cb004a5/DE560B2CE317691F814716D169486971.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>在下列血管的血液中,含尿素量最少的是(&nbsp;&nbsp;)<br>A.肾静脉&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;B.肾动脉&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;C.主动脉&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;D.肺动脉<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/34c212cd66de4798b7705355b9dd9494/DA50F910BECBBBA4AAB35D7A1AB24524.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/57b0343a526c4c87a402253714d17290/296471E288DDE44704FBE5D5C452467A.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>原尿和血浆的最大区别是(&nbsp;)<br>A.原尿中不含有大分子蛋白质<br>B.原尿中含有代谢废物<br>C.原尿中含有血细胞<br>D.原尿中含有葡萄糖<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/0737e492cb9344078a71d50e166aa575/E7F0EDF83F40244C8F0C84B97471AED6.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/d363203351c1486bb92dc2bcc2f7412b/60008147C182322CC3109EC4D8156360.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>对表中的数据进行分析,原尿流经肾小管时,不会被重吸收的是(&nbsp;)<br><tbody><br>主要成分<br>血浆(克/100毫升)<br>原尿(克/100毫升)<br>尿液(克/100毫升)<br>水<br>90<br>98<br>96<br>蛋白质<br>8<br>0.03<br>0<br>葡萄糖<br>0.1<br>0.1<br>0<br>无机盐<br>0.72<br>0.72<br>1.1<br>尿素<br>0.03<br>0.03<br>1.8<br></tbody><br>A.水&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;B.蛋白质&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;C.葡萄糖&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;D.尿素<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/e1143d0daee24678982ba70869d09bbe/01A39E48B8A67989A23F6887F26FCC64.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/2f2068e08a8045008a548b3ed2c8ea98/EDC91A7A365349A0E55444571B7BD43E.png"><br><br>
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