单选题下列哪种疾病与胃癌发病无关( )(2003年)

单选题A．前列腺B超检查B．尿道分泌物涂片检查C．排泄性尿路造影D．膀胱镜检查

单选题有关瘢痕性幽门梗阻的治疗，下列哪项是错误的

单选题A．休克代偿期B．无休克C．重度休克D．中度休克

单选题关于空腔脏器的损伤，错误的是

单选题 关于腹主动脉瘤，下列哪种说法是正确的 ( ) A、最严重的后果是血栓脱落 B、瘤体小的一般不会破裂 C、目前最常用的方法是动脉瘤切开人工血管移植 D、小的腹主动脉瘤可以自愈 E、对于不能耐受于术的可以不手术

单选题肾病综合征患者应用强的松治疗5周后，尿蛋白定量由3．8g／24h减少至2．6g／24h，但仍有双下肢水肿，应当进行下述哪项治疗

单选题A．单用糖皮质激素B．糖皮质激素并用细胞毒药物C．两者均是D．两者均非

单选题A．红细胞管型B．PSP降低C．二者皆有D．二者皆无 (1990年)

单选题门静脉高压症临床表现中，最主要的是

单选题女性，25岁，新婚8天。突起寒战高热，体温38.6℃，伴尿频、尿急、尿痛。体检：膀胱区无压痛，有肾叩痛。尿常规检查示：尿蛋白(+)，红细胞3～5个／Hp，白细胞(+++)。最可能的诊断是

单选题下列哪种方法不属于灭菌法A．高压蒸汽法B．甲醛蒸气熏蒸法C．煮沸法D．火烧法E．电离辐射法

单选题门静脉高压症主要临床表现有

单选题Drug use is rising dramatically among the nation's youth after a decade of decline. From 1993 to 1994, marijuana use among young people (1) from 12 to 17 jumped 50 percent. One in five high school seniors (2) marijuana daily. Monitoring the Future, which (3) student drug use annually, reports that negative attitudes about drugs have declined for the fourth year in a row. (4) young people see great risk in using drugs. Mood-altering pharmaceutical drugs are (5) new popularity among young people. Ritalin, (6) as a diet pill in the 1970s and now used to (7) hyperactive children, has become a (8) drug on college campuses. A central nervous system (9) , Ritalin can cause strokes, hypertension, and seizures. Rohypnol, produced in Europe as a (10) tranquilizer, lowers inhibitions and suppresses short-term memory, which has led to some women being raped by men they are going out with. (11) taken with alcohol, its effects are greatly (12) . Rock singer Kurt Cobain collapsed from an (13) of Rohypnol and champagne a month before he committed (14) in 1994. In Florida and Texas, Rohypnol has become widely abused among teens, who see the drug as a less expensive (15) for marijuana and LSD. Alcohol and tobacco use is increasing among teenagers, (16) younger adolescents. Each year, more than one million teens become regular smokers, (17) they cannot legally purchase tobacco. By 12th grade, one in three students smokes. In 1995, one in five 14-year-olds reported smoking regularly, a 33 percent jump (18) 1991. Drinking among 14-year-olds climbed 50 percent from 1992 to 1994, and all teens reported substantial increases in (19) drinking. In 1995, one in five 10th graders reported having been drunk in the past 30 days. Two-thirds of high school seniors say they know a (20) with a drinking problem.

单选题男，50岁，潜水员工作22年，近1年来右髋关节疼痛，经服用非甾体类药物可短暂缓解，后疼痛加重并呈持续性，渐出现跛行及行走困难。

单选题大隐静脉曲张合并溃疡的最好发部位是：

单选题作为颅内压增高的“三主征”的特征，哪一项是错误的

单选题胃大部切除术后发生，胃肠吻合口破裂或瘘均少见，但多发生在术后（ ）

单选题 应用三腔管压迫止血，下列哪项不正确（ ） A、先向胃气囊充气150~200m1 B、管端悬以重量约1. 0kg的物品，作牵引压迫 C、仍有出血，再向食管气囊注气100~150m1 D、放置三腔管的时间不宜持续超过3~5天 E、每隔12小时，应将气囊放空10~20分钟

单选题男，48岁，慢性胆囊炎多年，近10天寒战、高热，伴有肝区疼痛。血常规示：WBC17．1×10 9 /L；AFP：115ng/L；B超示左肝区5cm×5cm液性暗区，胆囊增大，壁厚，腹腔有少量积液。此病最可能的诊断是