5.15.2动物运动的形成第1课时—2021-2022学年生物北师大版八年级上册同步课时作业
※题型：单选题※知识点：单选题※试题难度：中等<br>红骨髓的主要功能是( )<br>A.营养骨质 B.产生骨细胞 C.制造血细胞 D.贮存养分<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/842a8813f0704a478dc2284932206a11/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/5e98ea55ba1d4bff970601e52f1236ef/482818EB8DD94313AC850E66F8E3DCA0.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>人体内终生具有造血功能的红骨髓存在于( )<br>A.骨髓腔 B.椎管内 C.骨密质内 D.骨松质内<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/155d870d81d24713bf57433984fb80b8/01A39E48B8A67989A23F6887F26FCC64.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/b6404b9eb9244be7ae6ba70cc694a461/BD4BAFE009DD03ECA555D682FC31250D.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>小明同学由于长期不注意坐、立、行、走的正确姿势,结果引起脊柱变形,原因是( )<br>A.骨中有机物的含量超过<img src="https://picture2.zhihuicn.com/testImage/2/2020/11/7/6457B55C5A13F613B05FB3B5595C6985.png"><br>,骨的硬度小、弹性大<br>B.骨密质薄<br>C.骨中无机物的含量超过<img src="https://picture2.zhihuicn.com/testImage/2/2020/11/7/425569D6347CD4AF065FF5B8AB6A904C.png"><br>,骨硬脆、弹性小<br>D.骨松质排列不整齐<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/fe692fd11b6c4a0c998e526abb807630/E7F0EDF83F40244C8F0C84B97471AED6.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/6f0f70950fe34967949027a53cdc7270/F2BD96123804EF3A3F2A9362663FE2AA.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>下列关于骨的说法正确的是( )<br>A.骨是由骨膜、骨松质和骨密质构成的<br>B.骨膜内的成骨细胞对骨的长长有重要作用<br>C.骨是由骨膜、骨质和骨髓三部分构成的<br>D.终生具有造血功能的骨髓位于骨髓腔里<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2021/16c158d909694c399a251f2abe5a8e1b/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2021/00c05daa874e4aefa0d7632542630ddd/198B8855691AB04712D0CEE5A1584486.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>如图是人的长骨结构示意图。下列叙述错误的是( )<img src="https://picture2.zhihuicn.com/testImage/2/2018/6/20/07E0EF5A5AF70C3580AF9BC331420A7B.png"><br>A.①是骨松质,结构疏松,能承受一定压力<br>B.②是骨密质,结构致密坚硬,抗压力强<br>C.③是骨髓,幼年时呈红色,有造血功能<br>D.④是骨膜，无血管,有神经、成骨细胞<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2018/2d3463440dbc4e84a945af516d01be6a/D9A7E0722DAB5479A60928D5B8864BC6.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2018/9378f370a2064e63934711a3b626c4ff/0C6F0FD75F3B622DE3614008A4F9D998.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>下列各骨中,能称之为骨骼的是( )<br>A.肱骨 B.颅骨 C.肩胛骨 D.胸骨<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/e040d9f591f64d28bdff4476e9f3c17c/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/76c7a546c7514d80b6959b1109b8e468/BBCA65469EA62549588E4071FBE3AAC3.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>以下哪项不属于中轴骨( )<br>A.脊柱 B.肩胛骨 C.胸骨 D.肋骨<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/66ece76de0984354ab40f27b3b50d000/76900E09FAB5EBA344B8EA84E844FF07.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/856f7f3b50a64913b9df2bf40b47453b/7DCA5A816B962BF0446AB608A7ACA4E6.png"><br><br>※题型：填空题※知识点：填空题※试题难度：中等<br>请补充完整关于长骨结构和功能的概念图。<img src="https://picture2.zhihuicn.com/testImage/2/2019/8/24/FC135DA0C8A525F1C61521F9AD4D2E2D.png"><br>①<br>;<br>②<br>;<br>③<br>;<br>④<br><br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2019/26fdc3cfcd9143bd889a6f9a9646267c/2A15DAD445F75970D60AB4F4696EB9A3.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2019/690b7fe3f19d4e58b36413ace48aab8a/569A613DD20011794135E1423F9A9DBC.png"><br><br>※题型：填空题※知识点：填空题※试题难度：中等<br>如图是关节结构模式图,<br>请据图<br>回答下列问题:<br><img src="https://picture2.zhihuicn.com/testImage/2/2020/5/18/1E11F25D5801EF6393E6C47D81F28BA8.jpeg"><br>1.上图所示是一个关节结构,它由【1】、【2】、【3】、【4】 、【5】五部分组成。<br>2.关节能灵活的活动,是因为:①【】内存在滑液;②关节头和关节窝表面的【】可以减少骨与骨之间的摩擦。(【 】内填序号)<br>3.关节能牢固是因为关节囊把相邻的两骨连接起来,起到加固作用,因为关节囊是由组织构成。<br>4.关节炎是指【】发炎。<br>5.小王大笑时由于用力过猛,使上下颌不能合拢,这是由于。A.关节头从关节囊中滑脱出来 B.关节软骨发生病变C.关节窝从关节囊中滑脱出来 D.关节头从关节窝中滑脱出来<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/c86d8f5d3c9649b6aa498438cbbb9163/14BB11EC184744C41A8BA94369DA1A94.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/95cfe84f46134230a2b74641697758b6/231EC78556BBEFDD10BC5B59C42A55C1.png"><br><br>
页:
[1]