5.15.2动物运动的形成第2课时2021-2022学年生物北师大版八年级上册随堂小测
※题型：单选题※知识点：单选题※试题难度：中等<br>从构成动物体的结构层次上看,一块完整的骨骼肌应该是一个( )<br>A.细胞 B.组织 C.器官 D.系统<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/d1fe5282f188473c8a9db8918c64d0e6/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/a5c937d0bd884153ae340e91e3a03486/8E5FF68BCCF8D461E52C1F3988F2BB2D.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>骨骼肌具有的特性是( )<br>A.分泌 B.坚韧 C.收缩 D.兴奋<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2019/d2dfcb0c08fe410198fdcd64ea41bdd1/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2019/42f54f4225ee4fe9bfc34f7212185558/2BACA94CD43F87DDFB5F95509EFB8077.png"><br><br>※题型：单选题※知识点：单选题※试题难度：中等<br>下列关于骨骼肌的说法正确的是( )<br>A.由肌腱和肌腹组成<br>B.靠肌腱附着在同一块骨上<br>C.肌腱位于中央,肌腹位于两侧<br>D.随时能够收缩和舒张<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2019/da8533a1f3e2444985c8c3b0ea5a4e22/E7F0EDF83F40244C8F0C84B97471AED6.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2019/adac0742380e4f3fb678463370c514ab/B96D4DFB6C613D7AE0B12624B08A56A7.png"><br><br>
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