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对人体呼出气体中氮气、氧气、二氧化碳体积分数的测定 被引量:3

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摘要 在教九年义务教育课程标准实验教材上册第一单元《走进化学世界》时,学生了解人体吸人的空气和呼出气体有什么不同之后,很有一部分学生问了同一个问题:“人体呼出气体中N2,O2,CO2的体积分数又各为多少呢?”这是个很有趣,很值得探究的问题。本人认为用以下方法就可完成该探究内容.
作者 明远会
机构地区 辰溪二中
出处 《化学教学》 CAS 2007年第6期11-11,共1页 Education In Chemistry
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同被引文献23

  • 1张伟,王利红.影响卵母细胞体外成熟的因素[J].黄牛杂志,2005,31(1):51-53. 被引量:3
  • 2潘登科,张运海,孙秀柱,张健,李旭阳,李燕,顾志良,戴蕴平,吴常信,李宁.低氧培养早期胚胎克隆小型猪(Sus Scrofa)[J].科学通报,2006,51(4):415-419. 被引量:23
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  • 7Kitagawa Y, Suzuki K, Yoneda A, et al. Effects of oxygen concentration and antioxidants on the in vitro developmental ability,production of reactive oxygen species (ROS), and DNA fragmentation in porcine embryos[J]. Theriogenology, 2004,62(7): 1186-1197.
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  • 10Bermejo-Alvarez P, Lonergan P, Rizos D, et al. Low oxygen tension during IVM improves bovine oocyte competence and enhances anaerobic glycolysis[J]. Reprod Biomed Online, 2010,20 : 341-349.

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