以下哪一项CT表现不支持气管囊肿的诊断()A、肿物呈卵圆形  B、肿物密度均匀,CT

题型:单项选择题

问题:

以下哪一项CT表现不支持气管囊肿的诊断()

A、肿物呈卵圆形 

B、肿物密度均匀,CT值45~60 

C、肿物均匀轻度增强 

D、肿物边缘光滑锐利 

E、肿物内无气体影 

考点:地球科学磁共振成像MRI医师综合练习磁共振成像MRI医师综合练习题库
题型:单项选择题

薄膜衣片剂的成膜材料可选用

A.聚乙二醇
B.蔗糖
C.碳酸氢钠
D.聚丙烯酸树脂
E.羟丙基甲基纤维素

题型:单项选择题

一件上衣按成本价提高50%后,以105元售出,则这件上衣的利润为(  )

A.20元

B.25元

C.30元

D.35元

题型:单项选择题

造成器官功能永久损伤的不良反应属于()

A.可疑不良反应

B.一般不良反应

C.严重不良反应

D.罕见不良反应

E.新的不良反应

题型:单项选择题

简述宋代金石学的创立。

题型:单项选择题

Most people would be (1) by the high quality of medicine (2) to most Americans. There is a lot of specialization, a great deal of (3) to the individual, a (4) amount of advanced technical equipment, and (5) effort not to make mistakes because of the financial risk which doctors and hospitals must (6) in the courts if they (7) things badly.

But the Americans are in a mess. The problem is the way in (8) health care is organized and (9) . (10) to pubic belief it is not just a free competition system. The private system has been joined a large public system, because private care was simply not (11) the less fortunate and the elderly.

But even with this huge public part of the system, (12) this year will eat up 84.5 billion dollars—more than 10 percent of the U. S. Budget—large number of Americans are left (13) . These include about half the 11 million unemployed and those who fail to meet the strict limits (14) income fixed by a government trying to make savings where it can.

The basic problem, however, is that there is no central control (15) the health system. There is no (16) to what doctors and hospitals charge for their services, other than what the public is able to pay. The number of doctors has shot up and prices have climbed. When faced with toothache, a sick child, or a heart attack, all the unfortunate persons concerned can do is (17) up. Two thirds of the population (18) covered by medical insurance. Doctors charge as much as they want (19) that the insurance company will pay the bill.

The rising cost of medicine in the U. S. A. is among the most worrying problems facing the country. In 1981 the country’s health bill climbed 15.9 percent--about twice as fast as prices (20) general.

13()

A.over

B.out

C.off

D.away

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