题目内容

患者，女，30岁，主动脉瓣关闭不全，该患者可有以下临床表现，除外

A. 心悸
B. 头部搏动感
C. 声音嘶哑
D. 心绞痛
E. 劳力性呼吸困难

查看答案

搜索结果不匹配？点我反馈

更多问题

二尖瓣区收缩期器质性杂音可见于

A. 高血压性心脏病
B. 贫血性心脏病
C. 甲亢性心脏病
D. 扩张型心肌病
E. 二尖瓣脱垂综合征

Complimentary Dow Jones NewsGet Dow Jones Real-Time News for Investors at no charge with your Scottrade, account! It’s the same up-to-the-minute news and information that more than 300,000 financial professionals use each day to make investment decisions and stay ahead of market changes. Dow Jones Real-Time News for Investors provides extensive, high-quality coverage of companies, markets and events, including:·Stock Market News--What’s moving and why·Company Announcements·Economic Indicators·Credit Market News·International, Regional and Industry NewsSome brokers charge ＄ 30 a month for this valuable tool. At Scottrade, you’ll get the same access at no charge! Just one more reason to choose Scottrade! Dow Jones Real-Time News covers the following EXCEPT（）.

A. credit market news
B. regional news
C. sports news
D. announcement by companies

关于尿频、尿急、尿痛的概念，下列各项中错误的是

A. 尿频指排尿次数明显增加
B. 尿频也指尿量明显增加
C. 尿急指患者一有尿意即尿急难忍，常出现尿失禁
D. 尿痛指患者排尿时伴有下腹部疼痛
E. 尿频、尿急、尿痛与尿不尽感合称尿路刺激征

患者，男，28岁，ld前出现发热，恶心呕吐，腹泻7次，伴里急后重。粪培养示志贺痢疾杆菌生长。其腹泻的发生机制是

A. 肠黏膜的吸收面积减少或吸收障碍
B. 黏膜炎症、溃疡等致血浆、黏液、脓血渗出
C. 肠蠕动亢进致肠内食糜停留时间少
D. 胃肠黏膜分泌过多的液体
E. 肠内容物渗透压增高