2020-2021学年七年级下册生物苏教版同步课时作业（7）血液和血型
※题型：单选题※知识点：单选题※试题难度：较易<br>血细胞中被喻为“勤劳的搬运工”“忙碌的修补匠”“英勇的战士”的依次是( )<br>A.红细胞、白细胞、血小板<br>B.血小板、红细胞、白细胞<br>C.红细胞、血小板、白细胞<br>D.血小板、白细胞、红细胞<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2019/5b2c4861b07e48ad806d9f59d6b9725a/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2019/14fbb3aae7a84e87934548383dec52b6/61CBB96C0E84E613AE63D52144AA2164.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>血液的下列成分中,能完成运输功能的是( )<br>①血浆 ②红细胞 ③白细胞 ④血小板A.①② B.③④ C.①③ D.②④<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/90435e754b234a8bb424ab1065e8b9d6/E7F0EDF83F40244C8F0C84B97471AED6.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/49012858c59347eb946b18d64c058876/BC8EF4F4F1C77CAF554EA17DC28CDB3A.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>国家队运动员常来昆明海埂基地集训的主要原因是( )<br>A.海埂基地在滇池边,湿度大 <br>B.昆明四季如春<br>C.有助于提高肺活量 <br>D.促使红细胞数目增多<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2019/7a99e02aa20344c687bd7af988a43929/01A39E48B8A67989A23F6887F26FCC64.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2019/bc1f748d38f04e40a787d44bde0ecca4/0FFA8FB425C40BDBE08410C6E3320515.png"><br><br>※题型：单选题※知识点：单选题※试题难度：较易<br>如图所示血液分层实验,错误的是( )<imgA.①是抗凝剂 B.②是血浆 C.③是白细胞 D.④是红细胞<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2019/7695be6694654ef8a03074484b2bf487/D7C9A679F3C72D4F1064B7D0A0FD4AD8.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2019/c6a5c5c6201c4e03920300f79b88da05/B407725AD9F8D0B02AFDEC3F4521F4B6.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>在三种血细胞中,含量最多的、细胞最大的和细胞最小的依次是( )<br>A.红细胞、血小板、白细胞<br>B.血小板、白细胞、红细胞<br>C.红细胞、白细胞、血小板<br>D.血小板、红细胞、白细胞<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/02d3b818a00e426995b0e4d628049b33/06CA09E70C17EF8BA2D3B8C70D693953.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>如图是人血涂片观察的模式图示,其相关说法错误的是( )<img src="https://picture2.zhihuicn.com/testImage/2/2020/12/17/6C7E87C20CCA7D04430F7087DE555C8A.png"><br>A.图中数量最多的是红细胞,呈双面凹的圆饼状<br>B.人血涂片因细胞①含有血红蛋白而呈红色<br>C.图中的②是白细胞,能吞噬细菌,防御疾病<br>D.图中的③是最小的血细胞,有细胞核,能运输氧气<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/f1d46368a1584cd2be98365163cea866/01A39E48B8A67989A23F6887F26FCC64.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/52ef0d7a33d34f13a6654485f8ade076/015A52C11EC00D0AD22D854BEDF33561.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>下表为某同学血常规化验单,有关叙述错误的是( )<br><tbody><br>姓名:XXX 性别:男<br>测定值<br>正常参考值<br>化验项目<br>RBC(红细胞)<br>3.1×10<sup>12</sup>个/升<br>(4.0~5.5)×10<sup>12</sup>个/升<br>WBC(白细胞)<br>13.6×10<sup>9</sup>个/升<br>(4.0~10)10<sup>9</sup>个/升<br>Hb(血红蛋白)<br>103g/升<br>120~160g/升<br>PLT(血小板)<br>2.1×10<sup>11</sup>个/升<br>(1.0~3.0)×10<sup>11</sup>个/升<br></tbody><br>A.医生抽血时,针刺入的血管是毛细血管<br>B.该同学不适合到高海拔地区旅游<br>C.该同学可能患有炎症<br>D.抽血后能自动止血,主要是血小板的作用<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/2549c1b3ca244a07899b87a1b7b888ea/E7F0EDF83F40244C8F0C84B97471AED6.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/43cb36de86074696b87a741bbccf117d/C409AB99C7394B976F9E4EBA195CB8BB.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>血液是物质运输的载体,下列说法正确的是( )<br>A.血浆是一种淡黄色液体,约占血液总量的25%<br>B.出现炎症时,血液中白细胞的数量多于红细胞<br>C.促进伤口止血和凝血的血小板内没有细胞核<br>D.输血时,A型血的患者可以接受AB型血<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/c12787a94e6f43289d669ae0cbaf0182/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/fcb6909db327417a9736ef8e7f40897f/102C8475DF13552A1236D49A885C467F.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>如表为血型鉴定结果表。对表中所缺现象的补充错误的是( )<br><tbody><br>志愿者<br>A型血<br>B型血<br>O型血<br>AB型血<br>A型标准血清<br><img src="https://picture2.zhihuicn.com/testImage/2/2020/6/18/413A40B93507795CCA29508CCB147529.png"><br>无凝集现象<br><img src="https://picture2.zhihuicn.com/testImage/2/2020/6/18/5FAF3B4B7EA0F8B0A7C1610CE68E2EE8.png"><br>有凝集现象<br><img src="https://picture2.zhihuicn.com/testImage/2/2020/6/18/000BF2C0A67F7376B295273E0C679551.png"><br>①<br><img src="https://picture2.zhihuicn.com/testImage/2/2020/6/18/287D427567720832B7FE885B15656873.png"><br>②<br>B型标准血清<br><img src="https://picture2.zhihuicn.com/testImage/2/2020/6/18/156FE244683B7094D1809B53E4377C45.png"><br>③<br><img src="https://picture2.zhihuicn.com/testImage/2/2020/6/18/35C9AC6EEB798B13611B7DCA0E0A3D8E.png"><br>无凝集现象<br><img src="https://picture2.zhihuicn.com/testImage/2/2020/6/18/F4C7C0CAD4B55FC363DEC726B28B2553.png"><br>④<br><img src="https://picture2.zhihuicn.com/testImage/2/2020/6/18/D52C299690A86198D2FE8F0C95009178.png"><br>有凝集现象<br></tbody><br>A.①——无凝集现象 B.②——无凝集现象<br>C.③——有凝集现象 D.④——无凝集现象<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/2909ee1d76e943538f8bd1383bf645fb/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/4388001a852c46a8942409ffec456be8/40540C382ABFA0BE20C1237F913A85D4.png"><br><br>※题型：单选题※知识点：单选题※试题难度：较易<br>献血能够挽救更多人的生命,下列有关献血的说法不正确的是( )<br>A.提倡公民自愿献血<br>B.每个健康的公民都可以参加无偿献血<br>C.我国实行无偿献血制度<br>D.我身体好,献500毫升也不会影响健康<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2019/566d89880c194473ab874c23ee0db331/D9A7E0722DAB5479A60928D5B8864BC6.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2019/6e93d073b41d425e8c3ab1338735f004/83F7ACD1EE451B3CE3FACEBCAC2462E2.png"><br><br>※题型：读图填空题※知识点：读图填空题※试题难度：中等<br>下图是人血涂片在显微镜下的一个视野图,请据图回答问题。<br><img src="https://picture2.zhihuicn.com/testImage/2/2020/1/9/AD220F43CCEED5D19EBDDF0344741498.png"><br>1.图中的①与②在结构上的区别是。2.当人被细菌感染而发炎时,图中(填序号)的数目会明显增多。3.当图中(填序号)数目明显下降时,易引起人体皮下出血。4.当图中(填序号)数目过少时,会造成人体贫血。5.担负运输养料和废物功能的是。6.血液凝固后,血块周围出现一些黄色透明的液体,称为。<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/da214ae184814ee593380b87fda168f1/18AF220E425CFD271D9688BAE08D23DE.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/2b623a911dc64472bf85f099878c3025/7BA6D4DAED9FEE4DA469A2AAB4712583.png"><br><br>
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