正确答案: C

十二指肠溃疡

题目：女性，30岁，间断上腹痛3年，疼痛多在餐前，进食后缓解。查体：腹平软，剑下偏右压痛。钡餐造影示十二指肠球变形。最可能的诊断是

解析：

69．答案：C

[考点] 十二指肠溃疡

[分析] 中年女性患者间断上腹痛，空腹时痛，餐后缓解，查体和钡餐造影均支持十二指肠溃疡。其余四种疾病均不像，其中十二指肠球后溃疡是在十二指肠球部以下的溃疡，夜间痛明显，难以治疗，易发生出血。

查看原题 点击获取本科目所有试题

举一反三的答案和解析：

[单选题]根据下列材料，请回答 1～20 题：

The ethical judgments of the Supreme Court justices became an important issue recently. The court cannot_____ its legitimacy as guardian of the rule of law______ justices behave like politicians. Yet, in several instances, justices acted in ways that_____ the court’s reputation for being independent and impartial. Justices Antonin Scalia and Samuel Alito Jr., for example, appeared at political events. That kind of activity makes it less likely that the court’s decisions will be____ as impartial judgments. Part of the problem is that the justices are not _____ by an ethics code. At the very least, the court should make itself_______ to the code of conduct that ______to the rest of the federal judiciary. This and other cases ______the question of whether there is still a _____ between the court and politics. The framers of the Constitution envisioned law____ having authority apart from politics. They gave justices permanent positions ____ they would be free to ____those in power and have no need to_____ political support. Our legal system was designed to set law apart from politics precisely because they are so closely _____. Constitutional law is political because it results from choices rooted in fundamental social ______like liberty and property. When the court deals with social policy decisions, the law it _____is inescapably political — which is why decisions split along ideological lines are so easily _____ as unjust. The justices must _____doubts about the court’s legitimacy by making themselves _____to the code of conduct. That would make their rulings more likely to be seen as separate from politics and, _____, convincing as law. 第 1 题 请在（1）处填上最佳答案。

maintain

[多选题]改革创新的重要作用是

改革创新是时代精神的核心

改革创新是建设社会主义创新型国家的迫切需要

改革创新是落实科学发展观、构建社会主义和谐社会的重要条件

解析：ACD

[单选题]CO、H2S能抑制的细胞色素(Cyt)是

Cytaa3

[单选题]根据下面材料，回答第 21～25 题：Homework has never been terribly popular with students and even many parents, but in recent years it has been particularly scorned. School districts across the country, most recently Los Angeles Unified, are revising their thinking on his educational ritual. Unfortunately, L.

Unified has produced an inflexible policy which mandates that with the exception of some advanced courses, homework may no longer count for more than 10% of a student’s academic grade.

[单选题]要判断肺结核有无传染性，以下最可靠的依据是

痰中找到结核杆菌

[单选题]导致"心气喘满,色黑,肾气不衡"的因素是

味过于甘

[单选题]王明“左”倾冒险主义的主要特征是

教条主义

[单选题]新时期爱国统一战线的性质是

社会主义的

解析：[答案] B