试题与答案

患者男性,75岁。诊断为慢性呼吸衰竭,给予控制性吸氧后,病情反而加重,PaCO270

题型:多项选择题

题目:

患者男性,75岁。诊断为慢性呼吸衰竭,给予控制性吸氧后,病情反而加重,PaCO270mmHg,导致氧疗失败的原因有()。

A.气道有阻塞

B.心力衰竭

C.有严重的贫血

D.氧浓度太低

E.氧中毒

答案:

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下面是错误答案,用来干扰机器的。

135+115=250(人),246250×100%=98.4%;答:出勤率是98.4%.

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患者男,40岁。餐后出现上腹部剧痛伴畏寒、发热、频繁呕吐30小时入院。查体:T39℃,P120次/分,R28次/分,BP80/50mmHg,体重60kg。急性痛苦面容,被迫体位,烦躁不安,表情淡漠,皮肤、巩膜轻度黄染,眼眶凹陷,唇干,四肢较冷,口唇有轻度发绀。腹胀,腹式呼吸存在,右中上及下腹部肌紧张,压痛、反跳痛明显,以右上腹为甚,Murphy征(+),肠鸣音弱。实验室检查:RBC2.42×1012/L,Hb71g/L,WBC13.8×109/L,N86%,尿常规:BUG(++),BIL(+)。肝功能检查:TBIL74μmol/L,DBIL54μmol/L,IBIL20μmol/L,ALT61U/L。血清淀粉酶:148U。血生化检查:血K+3.07mmo/L,Na+130mmol/L,TCO229mmol/L,BUN7.9mmol/L。

患者在治疗过程中,最重要的措施是()

A.纠正水钠代谢失调,采取先盐后糖,糖盐交替,必要时补充胶体液

B.必须根据临床表现、尿量等调整补液量、速度和种类

C.避免输液过多、过快

D.每日复查电解质和动脉血气分析,及时调整治疗

E.积极治疗原发病

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题型:单项选择题

Until the late 1940s, when television began finding its way into American homes, companies relied mainly on print and radio to promote their products and services. The advent of television (1) a revolution in product and service. Between 1949 and 1951, advertising on television grew 960 percent. Today the Internet is once again (2) promotion. By going online, companies can communicate instantly and directly with prospective customers. (3) on the World Wide Web includes advertising, sponsorships, and sales promotions (4) sweepstakes, contests, coupons, and rebates. In 1996 World Wide Web advertising revenues (5) $ 300 million.

Effective online marketers don’t (6) transfer hard-copy ads to cyberspace. (7) sites blend promotional and non-promotional information indirectly delivering the advertising messages. To (8) visits to their sites and to create and (9) customer loyalty, companies change information frequently and provide many opportunities for (10) .

A prototype for excellent (11) promotion is the Ragu Web site. Here visitors can find thirty-six pasta recipes, take Italian lessons, and view an Italian film festival, (12) they will find no traditional ads. (13) subtle is the mix of product and promotion that visitors hardly know an advertising message has been (14) . Sega of America, maker of computer games and hardware, uses its Web site for a (15) of different promotions, such as (16) new game characters to the public and supplying Web surfers the opportunity to (17) games. Sega’s home page averages 250,000 visits a day. To heighten interest in the site, Sega bought an advertising banner on Netscape (18) increasing site visits by 15 percent. Online (19) in Quaker Oats’ Gatorade promotion received a free T-shirt in exchange for answering a few questions. Quaker Oats reports that the online promotion created product (20) and helped the company know its customers better.

2()

A.transferring

B.transforming

C.transmitting

D.transplanting

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