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题目详情:

[单项选择]患者,女,15岁,口唇闭合时呈现口腔周围肌肉的高度紧张感,下颌颏部更为明显。上下颌牙列拥挤明显,牙弓狭窄,覆6mm,覆盖6mm,磨牙呈Ⅰ类咬合关系。ANB5.5°,FMA35°,UI-SN110.0°,IMPA85.5。根据错畸形的病因学分类,此患者可能为()
A. 牙性错
B. 功能性错
C. 高角型的骨性上颌前突
D. 低角型骨性上颌前突
E. Ⅰ类骨面型的上颌之前突

热门试题:

[单项选择]哪类涂料可溶出造成食品污染()
A. 溶剂挥干成膜涂料 
B. 高温液化涂料 
C. 加固化剂交联成膜树脂 
D. 氧化成膜树脂 
E. 高分子乳液涂料
[不定项选择]基金年度报告披露的持有人信息主要有()。
A. 上市基金前5名持有人的名称、持有份额及占总份额的比例
B. 机构投资者、个人投资者持有的基金份额及占总份额的比例
C. 持有人户数、户均持有基金份额
D. 当期末基金管理公司的基金从业人员持有开放式基金时,公司所有基金从业人员投资基金的总量及占基金总份额的比例
[单项选择]下列哪一种免疫球蛋白应用二巯基乙醇(2-ME)处理后可失去凝集活性。
A. IgG
B. IgA
C. IgM
D. IgD
[多选题]( )区段,( )的线路上,对棚车、敞车类的车辆,禁止手推调车。
A.电气化
B.无接触网
C.接触网未停电
D.接触网已停电
[填空题]Periodically in history, there come periods of great transition in which work changes its meaning. There was a time, perhaps 10,000 years ago, when human beings stopped feeding themselves by hunting game and gathering plants, and increasingly turned to agriculture. In a way, that represented the invention of "work."
Then, in the latter decades of the 18th century, as the Industrial Revolution began in Great Britain, there was another transition in which the symbols of work were no longer the hoe and the plow; they were replaced by the mill and the assembly line.
66. ______
With the Industrial Revolution, machinery -powered first by steam, then by electricity and internal combustion engines -took over the hard physical tasks and relieved the strain on human and animal muscles.
67. ______
And yet, such jobs have been characteristic of the human condition in the first threequarters of the 20th century. They’ve made too little demand on the human mind and
[单项选择]病毒性心肌炎
A. 男孩,8岁,平素体健,近有链球菌感染史,游走性关节肿痛,体检发现心尖部Ⅱ级收缩期杂音
B. 女孩,2岁,反复肺炎,于胸骨左缘第3肋间闻及Ⅲ级收缩期杂音
C. 男孩,7岁,发热5d,心浊音界向两侧扩大,听诊心音遥远
D. 女孩,16岁,活动量小,常诉胸闷、气短,心电图示两心室肥厚
E. 男孩,9岁半,1周前患上呼吸道感染,近有心悸。心率每分钟110次,早搏,每分钟8~10次,第1心音低钝,未闻及杂音及心包磨擦音
[判断题] 脱贫攻坚作为全面建成小康社会的标志性工程,是组织推进人类历史上规模空前、力度最大、惠及人口最多的脱贫攻坚战。
A.正确
B.错误
[单选题]在站内无空闲线路的特殊情况下,只准接入为排除故障、事故救援、疏解车辆所需要的( )。  
A.路用列车
B.救援列车
C.货物列车
D.旅客列车   
[单项选择]第二次世界大战期间,美国严格实行配给制度,每人每天只能喝一杯咖啡。一天,罗斯福在招待会上对记者说,他早上喝过一杯咖啡,晚上又喝了一杯。记者们听了马上质问:“我们每人每天只有一杯咖啡,你哪里来的两杯”不少记者以为,这下可是捞到了头版头条的大新闻了。面对记者的责难,罗斯福一点也不激动地回答说:“我确实是早晚各饮一杯咖啡。不过,晚上我是把早晨煮过的咖啡渣再煮一次。”从此,人们就把煮过后再煮的咖啡叫作“罗斯福咖啡”。 最适合做本段文字标题的是( )。
A. 罗斯福的故事
B. 罗斯福与记者
C. “罗斯福咖啡”的喝法
D. “罗斯福咖啡”的由来
[多选题]过程能力的高低可以用标准差σ的大小来衡量。σ越小则( )。
A.过程标准越高
B.过程越稳定
C.过程越不稳定
D.过程能力越强
E.过程能力越弱
[单选题]高锰钢整铸辙叉心宽 40mm 断面处,辙叉心垂直磨耗(不含翼轨加高部分),60kg/m 及以上钢轨,在容许速度大于 120km/h 的正线上超过( )mm 时,应判断为重伤。
A.6
B.8
C.10
D.12
[单项选择]下列属于针对六经辨证的功效的是()
A. 清气分热
B. 补脾胃之气
C. 和解少阳
D. 清利下焦湿热
E. 利胆排石
[单选题]BK28013XZ037 嗜肺军团菌最重要的传播途径是 ( )
A. 经与患者接触受染
B. 经消化道途径感染
C. 经呼吸道吸入染菌的气溶胶感染
D. 经烧伤创面感染
E. 医源性交叉感染
[单选题]在全向信标天线阵反射地网平台外,沿天线阵等圆周分设安装4至6根避雷针,避雷针高度应按照()度保护角设计,并满足对中央天线的保护需要。
A.30
B.45
C.60
D.75
[判断题]旅游投诉管理机关处理投诉案件,应当以事实为根据,以法律为准绳。
[填空题]

Cardiologists have pioneered the world’s first non-surgical bypass operation to turn a vein into an artery using a new technique to divert blood flow in a man with severe heart disease.
41. _______________
Although major heart surgery is becoming commonplace, with more than 28,000 bypass operations in the UK annually, it is traumatic for patients and involves a long recovery period.
The new technique was carried out by an international team bf doctors who performed the non-invasive surgery on a 53-year-old German patient.
42. ________________
According to a special report in Circulation: Journal of the American Heart Association, cardiologists developed a special catheter (导管)which was inserted into one of his leg arteries, threaded up through the aorta (主动脉) to the top of the diseased artery, which was the only part still open and receiving blood.
43. ______________
A thin, flexible wire was threaded through the needl

[单选题]( )未穿戴绝缘手套和绝缘鞋。
A.吊车司机
B.工作负责人
C.斗内电工
D.地面作业人员
[单选题]DN25室内燃气管道的固定件的间距不应大于( )米
A.2.5
B.3
C.3.5
[单项选择]皇太极即位是怎么产生的()
A. 提前指定
B. 发动政变
C. 按长幼顺序
D. 大家推举
[判断题]热轧光圆钢筋可以在冷拉校直后进行力学性能试验。
[填空题]A lot of people believe that television has a harmful
effect on children. A few years ago, the same criticisms were
made of the cinema. But despite child psychologists have spent a (1) ______
great deal of time studying this problem, there is not many (2) ______
evidence that television brings up juvenile delinquency. (3) ______
Few people in the modern world share the views of parents
a hundred years ago. In those days, writers for children
carefully avoided any reference on sex in their books but had (4) ______
no inhibitions abut including scenes of violence.
These days children are often brought up to think freely
about sex but violence is discouraged. Nevertheless, television
companies receive a large amount of letters every week (5) ______
complaining about programs with adult themes being shown
at times which a few young children may be awake. Strangely (6) ______
enough, the parents
[单选题]在车站售票预售期内且有运输能力的前提下,旅客可以办理(  )次提前或推迟乘车签证手续。(1分)
A.1
B.2
C.3
D.不限次数
[单选题]3.47. 第47题
双母线进行( )操作时,应检查刀闸辅助接点是否到位。
A.线路停送电操作
B.倒母线操作
C.母线及线路刀闸任何操作
D.母线刀闸任何操作
[单项选择]If you are seeking ______ that will resolve all our ailments, you are undertaking an impossible task.
A. a precedent
B. a panacea
C. an abstraction
D. a direction
E. a contrivance
[判断题]增加阻尼不可能提高机床动刚度。
[判断题]在串联电路中,电流处处相等。
A.正确
B.错误
[单选题]下列哪项( )不属于涵洞总体的基本要求
A.应按设计文件的要求完成全部 施工项目
B.各结构构件应无异常变形
C.各接缝、沉降缝位置 应正确,填缝无空鼓 、开裂、漏水现象
D.锥坡不得出现塌陷和亏坡
[多选题]在仓储管理中,提高仓容使用效能的主要途径有()。
A.合理规划布局,扩大仓库有效面积
B.充分利用仓库空间
C.储位调整
D.增加堆码层数
[单选题]助理值班员昼间显示调车减速信号时,显示方式为:展开的绿色信号旗( )。
A.上下摇动
B.下压数次
C.上下缓动
D.高举头上
[单项选择]《药品经营质量管理规范(GSP)》的认证实行
A. GSP认证员制度
B. GSP巡视员制度
C. GSP审查员制度
D. GSP检查员制度
E. GSP监督员制度
[单选题]公安机关根本属性可以表述为( )。
A.我国的国家治安行政力量
B.我国的国家刑事司法力量
C.具有武装性质的国家力量
D.人民民主专政的重要工具
[多选题]下列关于虚假诉讼罪的说法正确的是()。
A.以捏造的事实提起民事诉讼,妨害司法秩序或者严重侵害他人合法权益的行为构成虚假诉讼罪
B.在刑事诉讼中,辩护人、诉讼代理人伪造证据的行为构成虚假诉讼罪
C.自然人和单位均可以作为虚假诉讼罪的犯罪主体
D.司法工作人员利用职权,以捏造的事实提起民事诉讼,妨害司法秩序或者严重侵害他人合法权益,同时构成渎职罪的,应当以虚假诉讼罪和渎职罪数罪并罚
[单项选择]下列结构位于肺门各结构最后面的是()。
A. 支气管动脉
B. 肺动脉
C. 主支气管
D. 肺静脉
E. 支气管静脉
[单选题]高速公路隧道发生事故,应立即与高速路政部门或高速交警部门取得联系,确定事故的准确地点及消防车辆行车路线。由其在来车方向()处实施布控,封闭道路并派车引导救援车辆抵达事故地点。( )
A. 1km
B. 2km
C. 3km
D. 4km
[单项选择]关于生物-心理-社会医学模式,下述提法中错误的是
A. 人们关于健康和疾病的基本观点
B. 医学道德进步的重要标志
C. 医学临床活动和医学研究的指导思想
D. 医学实践的反映和理论概括
E. 对医德修养和甲教育的最全面认识
[单项选择]Can you__________your can up so that I can get through !
A. hold
B. back
C. look
D. rush
[单项选择] Many Americans harbour a grossly distorted and exaggerated view of most of the risks surrounding food. Fergus Clydesdale, head of the department of food science and nutrition at the University of Massachusetts-Amherst, says bluntly that if the dangers from bacterially contaminated chicken were as great as some people believe, "the streets would be littered with people lying here and there." Though the public increasingly demands no-risk food, there is no such thing. Bruce Ames, chairman of the biochemistry department at the University of California, Berkeley, points out that up to 10% of a plant’’s weight is made up of natural pesticides (杀虫剂). Says he :"Since plants do not have jaws or teeth to protect themselves, they employ chemical warfare." And many naturally produced chemicals, though occurring in tiny amounts, prove in laboratory tests to be strong carcinogens--a substance which can cause cancer. Mushrooms (磨菇) might be banned if they were judged by the same standards t
A. Eating and drinking have become more hazardous than before.
B. Immediate measures must be taken to improve food production and processing.
C. Health food is not a dream in modern society.
D. There is reason for caution but no cause for alarm with regard to food consumption.

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