试阐述细胞水肿发生的机制。
参考答案：人的体液约2/3存在于细胞内，1/3存在于细胞外。正常情况下细胞内外水分互相交流，协调一致，保持内环境稳定。但缺氧、电离辐射以及冷、热、微生物毒素等损伤因子作用于实质细胞后，细胞线粒体氧化磷酸化合成ATP功能受损。ATP能量生成减少而影响细胞膜上Na-KATP酶（钠泵）转运功能，从而造成钠在细胞内滞留，钙离子和水进入细胞内，致使细胞水肿，或者是细胞膜直接受损时，细胞内水分增多，而水肿。
Shakespeare’s Globe Theatre and Exhibition Tour Overview Shakespeare's Globe Exhibition is the world's largest exhibition devoted to Shakespeare. Located beneath the reconstructed Globe Theatre on London's Bankside, the exhibition explores the remarkable story of the Globe, and brings Shakespeare's world to life using a range of interactive displays and live demonstrations. Highlights Tour the reconstructed Globe Theatre and see how plays were staged in Shakespeare's day All-day access to the interactive Globe Exhibition Actors, recordings and interactive displays bring Shakespeare's world to life Schedule April 23 to October 9 9:00am to 5:00pm. On Monday, tours run all day. Tuesday to Saturday, last tour departs at 12:30pm and at 11:30am on Sunday due to performances taking place on these days. October 10 to March 31 10:00am to 5:00pm. Important note: Rehearsals(排练) will also take place throughout the Theatre Season. Please note that access to the Globe Theatre may be restricted and there may be occasions when the Globe tours are unable to run. When the Globe tours are not available, Rose or Bankside tours can be offered instead. Additional info Inclusions: Entrance fee and all day access to Exhibition Guided tour of Shakespeare's Globe Theatre (maximum 50 people) Exclusions(不包含项目): Hotel pickup and drop off Food and drinks, unless specified Pricing Click the link below to check pricing & availability on your preferred travel date. Our pricing is constantly updated to ensure you always receive the lowest price possible - we 100% guarantee it. 
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