2020-2021学年七年级下册生物人教版同步课时作业（10）血流的管道——血管
※题型：单选题※知识点：单选题※试题难度：较易<br>中医说的“望、闻、问、切”中的“切”指的是号脉,这里的脉指的是( )<br>A.动脉 B.静脉 C.毛细血管 D.脉络<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/00e1bb459b2f4e0fadec8f4567269696/DA50F910BECBBBA4AAB35D7A1AB24524.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/f047653541d9475fa99634f7b7c43d42/869373E692D7167651625364D48A24EC.png"><br><br>※题型：单选题※知识点：单选题※试题难度：较易<br>如图所示的血管,表示动脉的是( )<br>A.<img src="https://picture2.zhihuicn.com/testImage/2/2020/8/19/C73700C89C15F9B614619EDEE7EDB1EA.png"><br>B.<img src="https://picture2.zhihuicn.com/testImage/2/2020/8/19/CFA1B6198FF5D1984B03F587971ADDEF.png"><br>C.<img src="https://picture2.zhihuicn.com/testImage/2/2020/8/19/D12F21309C3A4C2FEDF264BD8909B777.png"><br>D.<img src="https://picture2.zhihuicn.com/testImage/2/2020/8/19/DCB1D32770CE364E283A3245F40E2D51.png"><br><br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/6344305e2fce443f9cb0ae79d902586e/4EF59C4461E28F3B3B09551EB8B9AC3F.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/5ac0159d4d6e4d878e9a231a710e330f/B611AA9E703A4D494359920CA7B8C559.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>人体感冒输液时通常从下述哪类血管注射药物( )<br>A.动脉 B.毛细血管 C.静脉 D.动脉或静脉<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/7042918a9c024ee6bbc8549ea79d5b1b/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/f1f584842eb247979db98661d9649fed/79E6E0B732E39EFA26C1E95A3CAD898A.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>下列血管中,血流速度最慢,只允许红细胞单行通过的是( )<br>A.主动脉 B.体动脉 C.静脉 D.毛细血管<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/c9cca312395540ffbe4bff9f5a90c85a/D9A7E0722DAB5479A60928D5B8864BC6.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/9145b787ffeb431c9cce9c8987f278a6/C63369F54FD23ABBCE81196E256B1DA1.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>下图是某同学用显微镜观察小鱼尾鳍内血液流动时所观察到的情况,以下判断正确的是( )<img src="https://picture2.zhihuicn.com/testImage/2/2019/11/13/B623FA744FDC581F4DD4B6D394B2AF05.png"><br>A.a是动脉 B.b是毛细血管<br>C.c是静脉 D.a处血流速度最快<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2019/63342ee6a7cb4612a84c663ab5818bf5/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2019/6ec5263e5899444cb9046a5d95f1a656/17865F0F2B1643E6A1FEDECD33D3A127.png"><br><br>※题型：单选题※知识点：单选题※试题难度：较易<br>如图甲为“观察小鱼尾鳍内血液的流动”的实验材料;图乙为显微镜下观察到的视野图像,①②③表示血管。下列叙述错误的是( )<img src="https://picture2.zhihuicn.com/testImage/2/2020/6/24/6BD1B40DF2638B25159D9A80070D3776.png"><br>A.为了便于观察,应选取尾鳍色素少的、活的小鱼<br>B.①是动脉,判断依据是管中血液由主干血管流向分支血管<br>C.②是毛细血管,判断依据是红细胞单行通过<br>D.血管中的血流速度由快到慢依次是③②①<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/20a61f18547f49cd88990aca47cc9c05/01A39E48B8A67989A23F6887F26FCC64.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/b335d8e8fe3849a5b620d01f23b6b3b2/EB3B71DC104B093B8505A6F4F10F1AC2.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>a、b、c三图分别代表人体的三种类型的血管,箭头代表血管内血液流动方向,下列关于这三种血管的描述,错误的是( )<img src="https://picture2.zhihuicn.com/testImage/2/2020/8/10/D5D13E48A99881FD65980BCA93BFF9B0.png"><br>A.a管壁比b管壁弹性大<br>B.a是动脉血管,b是静脉血管,c是毛细血管<br>C.血液流经c后,必定有某些物质含量发生改变<br>D.若a、b都是参与肺循环的血管,则a中流的是动脉血,b中流的是静脉血<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/241e4164f5914101880df49758e2d334/01A39E48B8A67989A23F6887F26FCC64.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/df89c0cb386c40e68619b83b6797cd14/BD11AAC2F9E974AB5D57ED64102A833E.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>下列图示中,图甲为“观察小鱼尾鳍内血液流动”的实验中对材料的处理;图乙是用显微镜观察时,看到的一个视野。请回答下列问题:<img src="https://picture2.zhihuicn.com/testImage/2/2019/5/8/75B433485FEDD5024E25757EA7626665.png"><br>1.图甲中用棉絮包裹小鱼的鳃盖和躯干部,并时常往棉絮上滴加清水,其目的是。<br>2.通常情况下,我们应使用倍显微镜观察尾鳍血管内血液的流动。<br>3.图乙中,血管a与血管c的主要区别是;血管b是毛细血管,判断的主要依据是。<br>4.若要把视野右下方的血管c移到正中央,则培养皿应向移动。<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2019/e2653bcefabc4af18dad39faabefeb6b/534BDB86C3F751DE1483BE10948FF059.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2019/fd128a60a2dd40cd829f127fe079878f/62B180D9B78E65718BC993073548556D.png"><br><br>
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