单选题
在后前位胸片上哪一叶肺不张最易显示不清而漏诊（）。
发布日期：2020-12-11
右肺中叶
左肺下叶
右肺下叶
左肺上叶
右肺上叶
试题解析
肺不张
肺不张是指一个或多个肺段或肺叶的容量或含气量减少。由于肺泡内气体吸收，肺不张通常伴有受累区域的透光度降低，邻近结构（支气管、肺血管、肺间质）向不张区域聚集，有时可见肺泡腔实变，其他肺组织代偿性气肿。肺不张可分为先天性或后天获得性两种。先天性肺不张是指婴儿出生时肺泡内无气体充盈，临床上有严重的呼吸困难与发绀，患儿多在出生后死于严重的缺氧。
- 外文名
- pulmonaryatelectasis
- 常见病因
- 支气管腔内阻塞
- 就诊科室
- 呼吸内科
- 常见症状
- 胸闷，气急，呼吸困难，干咳等
后前位
患者俯卧于摄影台上，两肘弯曲，两手放于身体两侧或头旁。踝部下方垫以沙袋，将足稍抬高，可使患者较舒适。头颅正中面对台面中线并垂直于台面，前额和鼻紧靠台面，使听毗线与台面垂直。暗盒上缘超出头颅，下线包括下颌骨，或将鼻根放在暗盒中心。
显示
显示，拼音：xiǎn shì，明显地表示，例句:显示出他的才能。
- 中文名
- 显示
- 外文名
- show;display;demonstrate
- 例句
- 显示出他的才能
- 反义词
- 隐藏
- 拼音
- xiǎn shì
- 基本解释
- 明显
- 注音
- ㄒㄧㄢˇ ㄕˋ
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此试题出现在
Cloze 17 It was Molly’s job to hand her father his paper lunch each morning before he went to work. One morning, besides his usual lunch bag, Molly 1 him a second paper bag. This one didn’t look so good. It was 2 and was held together with tape（胶带）. Her father kissed Molly and started off to work with the 3 bags. On his lunch break, while he was eating, he looked 4 the second old bag: two small dolls, three small stones and some coins. The busy father smiled, finished eating and 5 away the bags, dolls and stones. That 6 when they were having supper, Molly asked, “Where’s my bag, Daddy?” “What bag?” “The one I gave 7 this morning.” “I left it at the office, 8 ?” “I forget to put this note in it,” she said, “Those are the 9 I really love. I thought you might like to 10 with them. You didn’t lose the bag, did you, Daddy?” “Oh, no.” he said, lying （撒谎）. “I 11 forget to bring it home. I’ll bring it tomorrow.” When Molly put her arm around her father’s neck, he opened the 12 that read: “I love you, Daddy.” Molly had given him her treasures （财富）, 13 he had thrown them into the trash can （垃圾箱）. So when he went back to the 14 , he went straight to the trash can and 15 all of Molly’s things. He put the treasures inside the bag and carried it home.
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