admins 发表于 2021-8-18 22:44:13

2020-2021学年生物苏教版七年级下册随堂检测(10)人体内的气体交换

※题型:单选题※知识点:单选题※试题难度:中等<br>人在呼吸时,呼出的气体与吸人的气体相比,含量增加最多的是(&nbsp;&nbsp;&nbsp;)<br>A.二氧化碳&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;B.氧气&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;C.氮气&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;D.水蒸气<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/5d08ee561755426ea32695ccb389cac8/E7F0EDF83F40244C8F0C84B97471AED6.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/c6cdd5cf84874ef88da4d38069b833bb/B4ECC7BB0936240336D60CCCE7B10E01.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>下列与肺泡完成气体交换没有直接关系的是(&nbsp;&nbsp;&nbsp;)<br>A.肺泡虽小,数目很多<br>B.肺泡外缠绕着丰富的毛细血管<br>C.肺泡壁很薄<br>D.支气管入肺后反复分支<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/59c6aaf4bec04ab3b8481bd12406c7ca/01A39E48B8A67989A23F6887F26FCC64.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/77e616769b4c4c6d96bda6cf306ff83a/475D8EDC884C82B3D5E82756785B71D9.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>血液与组织细胞进行物质交换主要发生在(&nbsp;&nbsp;&nbsp;)<br>A.动脉处&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;B.静脉处<br>C.毛细血管处&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;D.动脉和静脉处<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/16bccef5b95f4e33b54ac2584c480a16/06CA09E70C17EF8BA2D3B8C70D693953.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/8c0b8f806ec74d3b95084451cb73efd3/483D706CD03F56E42C72F6DB70755F7F.png"><br><br>※题型:单选题※知识点:单选题※试题难度:中等<br>气体在血液和组织细胞之间的交换依赖于(&nbsp;)<br>A.气体的扩散作用&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;B.呼吸运动<br>C.呼吸作用&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;D.气体在血液中的运输<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/00c2c0472a794fcabcf94bef6c889083/E7F0EDF83F40244C8F0C84B97471AED6.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/62e8c339a23e441787369407de988bc8/89C6B0B62579120227A3D7121C8C098B.png"><br><br>※题型:问答题※知识点:问答题※试题难度:中等<br>如图是人体内气体交换的过程<br>分析图解并回答问题。<br><img src="https://picture2.zhihuicn.com/testImage/2/2020/1/7/96377427E594FAD4D66EB4B56788E95B.png"><br>1.乙图表的是。<br>2.从A—C血液成分发生的变化是。含量减少,含量增加。3.肺泡中的一个氧气分子进入肺泡周围毛细血管的血液中,并与血红蛋白结合,至少需要穿过层细胞膜。A.1层B.2层C.5层D.6层4.D处流动的血为(选填“动脉血”或“静脉血”)。<br>答案<br><img src="https://picture2.zhihuicn.com/answer/2/9/2020/7d70e8fbc11147cda0d31a5b111affdc/43708F8653F4A7DC947E9098B388D28E.png"><br>解析<br><img src="https://picture2.zhihuicn.com/explain/2/9/2020/9799f2ff80da48adbace44ffc7a18236/BE73FE0F7B5ED31CACC91374EC95F61F.png"><br><br>
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