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男，50岁，有慢性便秘病史多年，每次排便必须十分用力。近半年来发现站立时阴囊出现肿块，呈梨形；平卧时可还纳。局部检查：触诊发现外环扩大，嘱病人咳嗽指尖有冲击感；手指压迫内环处，站立咳嗽时肿块不再出现。拟诊为腹外疝，准备手术治疗。
本病例属于 查看材料
A.腹股沟斜疝
B.腹股沟直疝
C.股疝
D.脐疝
E.切口疝
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更多“根据下面内容，回答题 男，50岁，有慢性便秘病史多年，每次排…”相关的问题
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一位30周早产的男婴，体重1．2k9。疑有败血症被送往新生儿ICU，拟使用氨苄西林进行经验性治疗。
下列哪项参数最适宜计算该男婴所用抗菌药物的剂量 查看材料
A.身高
B.血肌酐
C.体重
D.年龄
E.苯唑西林
根据下面内容，回答题
患者女，21岁，在校大学生。因急性腹痛就诊，诊断为异位妊娠破裂出血，拟急诊手术。
术前护理人员向患者介绍病情及预后，体现了护理人员的 查看材料
A.保证患者权益的义务
B.及时救治患者的义务
C.维护患者治疗安全的义务
D.保护患者隐私的义务
E.认真执行医嘱的义务
根据下面答案，回答题
A．痈
B．疔
C．有头疽
D．有头疖
E．发
初起有肿物，上有多个脓头的是
查看材料
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2014年前4个月，我国进出口总值8．1万亿元人民币，比去年同期（下同）下降3．1％。，其中，
出口4．16万亿元，下降4．8％；进口3．94万亿元，下降l．2％；贸易顺差2154亿元，减少42．9％：
4月份，我国进出口总值2．2万亿元人民币，下降1．3％，较一季度降幅收窄2．4个百分点，，
其中，出口1．16万亿元，下降l．4％，较一季度降幅收窄4．7个百分点；进口1．04万亿元，下．降
1．3％；贸易顺差ll22亿元．减少2．3％。
2014年前4个月我国对主要贸易伙伴进出口总值表
2013年前4个月，我国的贸易顺差约为： 查看材料
A.1148亿元
B.1507亿元
C.2761亿元
D.3772亿元
根据下面内容，回答题：
Earth is the only 21 we know of in the universe that can support human life.22 human activities are making the planet less fit to live on. As the western world 23 on consuming two-thirds of the world" s resources while half of the world" s population do so 24 to stay alive we are rapidly destroying the 25 resource we have by which all people can survive and prosper.
Everywhere fertile soil is 26 built on or washed into the sea. Renewable resources are exploited so much that they will never be able to recover 27 We discharge pollutants 28 the atmosphere without any thought of the consequences. As a 29 the planet" s ability to support people is being 30 at the very time when rising human numbers and consumption are 31 increasingly heavy demands on it. The Earth" s 32 resources are there for us to use. We need food， water， air， energy， medicines， warmth， shelter and minerals to 33 us fed， comfortable， healthy and active. If we are sensible in how we use the resources they will 34 indefinitely. But if we use them wastefully and excessively they will soon run 35 and everyone will suffer.
材料题请点击右侧查看材料问题 查看材料
A.situation
B.place
C.position
D.site
根据下面内容，回答题：
Scientists in the UK have announced that the piranhafish"s reputation 21 a fearsome 22 may well not be deserved. The fish， which is found in the Amazon in Brazil， have been 23 as deadly carnivores（食肉动物 ） that work in shoals to overwhelm their prey and strip it of its flesh in seconds.
However， experts 24 St Andrews University say that piranhas are omnivores（杂食动物） that mainly eat fish， plants and insects. They form. big groups not to hunt but to defend 25 against other predators， according to the team.
"Previously it was thought piranhas shoaled as it 26 them to form. a cooperative hunting group，" said Professor Anne Magurran. " 27， we have found that it is primarily a defensive behavior. "
Piranhas can be attacked by animals 28 dolphins， caimans and large fish， so forming a shoal is a good way of 29 being killed. Piranhas of 30 age stay in the middle of the group for 31 and the 32 of the shoal differs according to the level of 33 When the water level is 34， the fish form. small groups as there is space to escape， but when the water level drops， they form. large groups as protection 35 predators.
材料题请点击右侧查看材料问题 查看材料
A.as
B.as if
C.as though
D.since
根据下列内容，回答题。
患者男性，65岁，因右侧肢体活动不便4小时入院。查体神志清楚，右侧肢体肌力为2级。既往有高血压及糖尿病病史，曾有过短暂性脑缺血发作史。
确诊最有价值的辅助检查是 查看材料
A.颅脑CT或MRI
B.肌电图
C.腰穿
D.脑血管造影
E.颈部血管超声
根据下面资料，回答题
给某患者静脉注射一单室模型药物，剂量1050mg，测得不同时刻血药浓度数据如下：
t（h）1.0
2.0
3.0
4.0
5.0
8.0
10
（μg／ml）
109.78
80.35
58.81
43.04
23．05
12.35
6.61
该药的半衰期为 查看材料
A.0．55h
B.1．11h
C.2．22h
D.2．28h
E.4．44h
根据下列内容，回答题。
患者男性，32岁，工作时突然出现剧烈头痛6小时，伴喷射状呕吐。检查四肢活动自如，脑膜刺激征阳性。
该患者最可能的诊断是 查看材料
A.脑出血
B.脑栓塞
C.脑血栓形成
D.蛛网膜下腔出血
E.脑膜炎
根据下列内容，回答题。
男性，56岁。消化道手术后2天，患者逐渐出现憋气，T37．8℃。X线胸片示：双肺外带少许渗出影，血气分析（面罩吸氧5L/min），pH7．48，PaO265mmHg，PaCO228mmHg。
该患者最可能的诊断是 查看材料
A.双下肺炎
B.肺不张
C.ARDS
D.心力衰竭
E.肺栓塞
根据下列内容，回答题。
患者男性，32岁，风心病史5年，4周前“感冒”后一直低热、咽痛，1周来心悸、胸闷较前加重，乏力、多汗。查体：面色苍白，心尖部闻及乐音样收缩期杂音。
该患者低热原因最可能为 查看材料
A.金黄色葡萄球菌感染
B.真菌感染
C.立克次体感染
D.草绿色链球菌感染
E.衣原体感染
