【单选题】【消耗次数：1】
肺心病的最常见的死亡原因是
①
心律失常
②
肺性脑病
③
休克
④
心力衰竭
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相关题目
【单选题】
治疗肺心病心力衰竭首要措施是（）
①
卧床休息、低盐饮食
②
使用小剂量强心剂
③
使用小剂量作用缓和的利尿剂
④
应用血管扩张剂减轻心脏负荷
⑤
积极控制感染和改善呼吸功能
【单选题】
慢性呼吸衰竭并发肺性脑病，不宜吸高浓度氧的主要原因是
①
防止引起氧中毒
②
缺氧不是主要原因
③
高浓度氧可解除颈内动脉窦化学感受器的兴奋性
④
促使二氧化碳排出过快
⑤
诱发代谢性碱中毒
随机题目
【判断题】
As an individual branch of linguistics, lexicology has nothing to do with other branches of linguistics.
①
正确
②
错误
【判断题】
Two more newly emerged disciplines that are related to lexicology are computational lexicology and phraseology.
①
正确
②
错误
【判断题】
A word is a symbol, a representation of something in life, either physical or abstract.
①
正确
②
错误
【判断题】
Although a society is changing , the vocabulary in a language is always stable, and is never changing.
①
正确
②
错误
【单选题】
In language studies, linguists may investigate the history and stages of language change in a course of time. This is called _______ approach.It is historical lexicology.
①
synchronic
②
descriptive
③
diachronic
④
general
【单选题】
Lexicology, a branch of linguistics, deals with_______of words.
①
the nature
②
the history
③
the meaning and use
④
all of the above
【单选题】
Which of the following types of lexicology refers to the description of the vocabulary of a given language?
①
General lexicology
②
Special lexicology
③
Historical lexicology
④
Descriptive lexicology
【单选题】
The essential difference between grammar and lexicology is that the former deals with_______of words and the latter with _______ of words.
①
meanings; forms and structures
②
forms and structures; meanings
③
forms; structures and meanings
④
meanings and forms; structures
【多选题】
依法治国是党领导人民治理国家的基本方略，实行依法治国具有重大而深远的意义( ).
①
是发展社会主义市场经济的客观要求
②
是建设社会主义民主政治的基本保证
③
是社会主义文明进步的重要标志
④
是维护社会稳定、国家长治久安的重要保证