单选题CO 2 在血液中运输的主要形式是(1990，2004)

单选题可导致氧解离曲线左移的因素是

单选题COPD病理生理改变的标志是A．气体交换异常B．黏液高分泌C．肺动脉高压D．肺过度充气E．呼气气流受限

单选题A．抗Sm抗体B．抗dsDNA抗体C．抗核抗体ANAD．抗drDNA抗体

单选题浆液性炎常见于下列哪种疾病?

单选题下列有关高血压脑病变的描述中，哪项是错误的( )(1996年)

单选题Many foreigners who have not visited Britain call all the inhabitants English, for they are used to thinking of the British Isles as England. (1) , the British Isles contain a variety of peoples, and only the people of England call themselves English. The others (2) to themselves as Welsh, Scottish, or Irish, (3) the case may be; they are often slightly annoyed (4) being classified as "English".Even in England there are many (5) in regional character and speech. The chief (6) is between southern England and northern England. South of a (7) going from Bristol to London, people speak the type of English usually learnt by foreign students, (8) there are local variations. Further north, regional speech is usually" (9) "than that of southern Britain. Northerners are (10) to claim that they work harder than Southerners, and are more (11) They are openhearted and hospitable; foreigners often find that they make friends with them (12) . Northerners generally have hearty (13) : the visitor to Lancashire or Yorkshire, for instance, may look forward to receiving generous (14) at meal times. In accent and character the people of the Midlands (15) a gradual change from the southern to the northern type of Englishman. In Scotland the sound (16) by the letter "R" is generally a strong sound, and "R" is often pronounced in words in which it would be (17) in southern English. The Scots are said to be a serious, cautious, thrifty people, (18) inventive and somewhat mystical. All the Celtic peoples of Britain (the Welsh, the Irish, the Scots) are frequently (19) as being more "fiery" than the English. They are (20) a race that is quite distinct from the English.

单选题下述病变中，与大肠癌关系不密切的是A．家族性腺瘤性息肉病B．绒毛状腺瘤C．管状腺瘤D．溃疡性结肠炎E．增生性息肉

单选题A．急性细菌性痢疾B．肠伤寒C．急性蜂窝织炎D．急性重症肝炎 (2011年)

单选题A．呼吸性酸中毒合并代谢性碱中毒B．代谢性碱中毒C．呼吸性碱中毒D．呼吸性酸中毒合并代谢性酸中毒E．呼吸性酸中毒

单选题肠结核患者，其溃疡特点是

单选题对于继发性高血压，下列哪项不正确( )(2000年)

单选题女，60岁，慢性咳喘18年，加重一周，血气分析结果如下：pH7.35，PaO 2 7.33kPa，PaCO 2 9.86kPa，AB42mmol／L，血钾2.8mmol／L，血氯80mmol／L，考虑诊断为

单选题A．脐周皮肤红斑B．脐周皮肤呈灰紫色斑C．左腰部皮肤青紫斑D．脐周皮肤青紫斑

单选题 21岁,女患,尿频,尿急2天,发热一天入院,体检:体温39℃,脉搏100次/分,右上输尿管区压痛,尿常规:WBC10－20个/HP,白细胞管型0－1个/HP,予抗生素治疗,下列哪项是错误的? A、首选抗革兰氏阴性菌有效的药物 B、最好参照细菌药敏试验选择药物 C、如经48小时无改善,应考虑换药 D、症状完全消失即停药 E、停药后每周查一次尿常规及尿菌培养共2－3周,6周再复查一次,如复发再治?

单选题A．经蝶窦切除垂体微腺瘤B．一侧肾上腺全切＋另侧肾上腺大部切除，术后作垂体放疗C．一侧肾上腺肿瘤摘除D．开颅手术＋垂体放疗

单选题肠结核的首选检查办法

单选题 男性患者,70岁无明显原因,出现皮肤瘀斑,血小板计数正常.最可能与他服用下列哪一种药有关? A、地高辛 B、奎尼丁 C、阿斯匹林 D、维拉帕米 E、硝酸甘油

单选题对于A型胃炎，下列哪项是正确的( )(1998年)

单选题A．血钾＞5．5mmol／LB．血钾＞6．0mmol／LC．血钾＞6．5mmol／LD．血钾＞7．0mmol／L