患者男,30岁,上腹部饱胀、嗳气,呕宿食,无胆汁几月余,腹上部饱满,未扪及实质性肿块

题型:单项选择题 A1/A2型题

问题:

患者男,30岁,上腹部饱胀、嗳气,呕宿食,无胆汁几月余,腹上部饱满,未扪及实质性肿块,无压痛及反跳痛,胃振水音阳性,临床诊断最可能是()

A.十二指肠溃疡瘢痕性幽门梗阻

B.慢性胃炎

C.急性胃扩张

D.良性十二指肠淤滞症

E.胃溃疡

考点:卫生资格考试(中初级)泌尿外科主治医师泌尿外科主治医师相关专业知识考前冲刺(一)
题型:单项选择题 A1/A2型题

食品添加剂种类繁多,按其来源分类,可将食品添加剂分成()和()。

题型:单项选择题 A1/A2型题

(本题10分)如图所示,一质量m=2kg的木块静止于水平地面上。现对物体施加一大小为10N的水平方向拉力。

(1)若地面光滑,求物体运动的加速度大小;

(2)若物体与地面间动摩擦因数μ=0.1,求物体的加速度大小和经过2s物体的位移大小。 (g=10 m/s2)                   

题型:单项选择题 A1/A2型题

近年来,我国领导人频繁出访拉美、非洲、中东地区,我国与阿拉伯国家、非洲、太平洋岛国和加勒比海地区国家建立多种合作论坛。至2007年底,我国参加了120多个国际组织,在多国事务中发挥着重要作用。材料体现的我国外交政策的基本点是[ ]

①促进世界和平与发展

②维护发展中国家利益

③坚持对外开放,加强国际交往

④加强同第三世界国家的团结与合作

A、①②③

B、①③④

C、①②④

D、②③④

题型:单项选择题 A1/A2型题

George is a young man. He does not have a wife, but he has a very big dog and he has a very small car, too. He likes playing tennis. Last Monday he played tennis for an hour at his club, and then he ran out and jumped into a car. His dog came after him, but it did not jump into the same car. It jumped into the next one.
"Come here, silly dog!" George shouted at it but the dog stayed in the other car.
George put his key into the lock of the car, but the key did not turn. Then he looked at the car again. It was not his! He was in the wrong car! And the dog was in the right one! "He’s sitting and laughing at me!" George said angrily. But then he smiled and got into his car with the dog.

George jumped into a car after he played tennis at his club.

A. Right.


B. Wrong.

C. Doesn’t say.

题型:单项选择题 A1/A2型题

当加弹机出现“DEFTRAVERSEMOT”报警信息时,其代表的含义可能是()。

A、动程修正杆断

B、动程修正杆发生偏移

C、移丝马达过热跳停

D、移丝马达线圈烧毁

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