有关阴离子间隙(AG)描述以下错误的是() A.AG是指血清中所测的阳离子总数和阴离

题型:单项选择题 A1/A2型题

问题:

有关阴离子间隙(AG)描述以下错误的是()

A.AG是指血清中所测的阳离子总数和阴离子总数之差计算而出

B.计算公式AG=(Na++K+)-(Cl-+HCO-3

C.可化简为AG=Na+-(Cl-+HCO-3

D.AG对代谢性酸中毒的病因及类型的鉴别诊断有一定价值

E.根据AG水平高低可以判断呼吸性酸中毒的病因

考点:临床医学检验技术(士)体液平衡紊乱及其检查体液平衡紊乱及其检查题库
题型:单项选择题 A1/A2型题

米自交系和姊妹系的概念。

题型:单项选择题 A1/A2型题

患者女,25岁,因“颜面和双下肢水肿伴少尿5个月”来诊。查体:BP140/95mmHg。实验室检查:Hb105g/L;尿蛋白(+++),尿RBC(++);SCr145μmol/L,胆固醇10.2mmol/L,清蛋白21g/L,补体C3减低。

治疗首选药物是()

A.环磷酰胺

B.泼尼松

C.环孢素

D.呋塞米

E.青霉素

F.氨苯蝶啶

G.布美他尼

H.右旋糖酐

题型:单项选择题 A1/A2型题

C
The five clearest role-related behaviours of travellers (in order of relative importance )
Tourist
takes photos, buys souvenirs, goes to famous places, stays briefly in one place, does not understand the local people
Traveller
stays briefly in one place, experiments with local food, goes to famous places, takes photos, explores places privately
Holidaymaker
takes photos, goes to famous places, is separated from the local society, buys souvenirs, contributes to the visited economy
Jet-setter
lives a life of luxury (奢侈) , concerned with social status, seeks physical pleasures, prefers communicating with people of his/her own kind, goes to famous places
Businessperson
concerned with social status, contributes to the economy, does not take photos prefers interacting with people of his/her own                                   kind, lives a life of luxury
Conservationist
interested in the environment, does not buy souvenirs, does not exploit the local people, explores places privately, takes photos
Explorer
explores places privately, interested in the environment, takes physical risks, does not buy souvenirs, observes the visited                                   economy
Overseas student
experiments with local food, does not exploit the people, takes photos, observes the visited society, takes physical risks
International athlete
is not separated from their own society, does not exploit the local people, does not understand the local people, explores places privately, searches for the meaning of life
Overseas journalist
takes photos, observes the visited society, goes to famous places, takes physical risks, explores places privately
64.Which of the following behaviours do Tourist, Traveller and Holidaymaker share?
A.Stay briefly in one place.                                   B.Buy souvenirs.
C.Go to famous places.                                   D.Explore places privately.
65.We can learn that overseas students      .
A.are curious about the society they visit
B.like to do experiments with local food
C.take photos as their teachers have instructed
D.enjoy taking physical risks because they are brave
66.According to the passage, which of the following is true?
A.Three groups are interested in exploring places privately.
B.More than two groups live a life of luxury.
C.Six groups are fond of taking photos.
D.Two groups don't like buying souvenirs.
题型:单项选择题 A1/A2型题

(三)  某公司有一台设备甲购于三年前,原值为60 000元,预计净残值率l0%,规定的使用年限为6年,采用平均年限法提取折旧,从目前的情况看至少还能使用4年。现在公司考虑是否更新该设备,新设备乙原值为50 000元,预计净残值率为10%,规定使用年限为4年,采用年数总和法提取折旧。  根据题意,回答下述问题:

若新设备乙改为按双倍余额递减法计提折旧,则该设备( )。

A.正常年份的折旧率相等

B.正常年份的折旧额相等

C.第一年的折旧额大于采用年数总和法的折旧金额

D.第四年的折旧额大于采用年数总和法的折旧金额

题型:单项选择题 A1/A2型题

“哲学把无产阶级当作自己的物质武器,同样,无产阶级把哲学当作自己的精神武器”,这个论断的含义是()

A、马克思主义是无产阶级的世界观和方法论

B、哲学的存在方式是物质

C、无产阶级的存在方式是精神

D、无产阶级掌握哲学就由自为阶级转变为自在阶级

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