Sometimes two couples go out together. This is known as “ ______ dating”. Group dating is also ________ among young people. Large groups of boys and girls may _________ together. Young people may go out together for a long time, which is, ________, a public statement of their ________ to marry. Men and women go out together ___________ especially those in cities.
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This is “adult dating”. They ski together, dine together, either at restaurants or in each other’s homes. The American dating _______ is a rather casual one. Often young Americans who hardly know each other go out on dates. It is also __________ for them to arrange a “blind date”, that is, a date between two young people who have not met before.
1.发生压疮的最主要的原因()
A. 局部组织长期受压
B. 机体营养不良
C. 局部皮肤潮湿或受排泄物刺激
D. 急性应激因素
E. 体温升高
2.下列关于剪切力的叙述不正确的是()
A. 与体位有关
B. 由垂直压力和摩擦力协同作用而成
C. 由剪切力造成的皮肤损害早期不易发现
D. 半卧位时床头抬高应大于30°,避免剪切力产生
E. 长期坐轮椅者应保持正确坐姿,防止身体下滑而产生剪切力
3.李某,75岁,脑中风致左侧肢体瘫痪。为预防压疮发生,最简单而有效的方法是()
A. 经常翻身
B. 进行肢体功能锻炼
C. 应用减压敷料
D. 应用减压床垫
E. 改善营养状况