【单选题】【消耗次数:1】
男性患者,68岁,失血性休克经止血补液治疗后,中心静脉压检测为20cmH<sub>2</sub> O,外周动脉血压为110/75mmHg,心率120次/分,患者憋喘,呼吸困难,此时应考虑( )
血容量不足
容量血管过度收缩
容量血管过度扩张
血容量过多
左心功能不全
参考答案:
复制
纠错
相关题目
【单选题】 失血性休克病人,在补液过程中,监测中心静脉压有下降趋势,提示( )
①  血容量正常
②  回心血量过多
③  输液量充足
④  输液量不足
【单选题】 失血性休克病人,在补液过程中,监测中心静脉压有下降趋势,提示( )
①  血容量正常
②  回心血量过多
③  输液量充足
④  输液量不足
【单选题】 提示血容量不足的指标为( )
①  中心静脉压很低,尿量多
②  中心静脉压偏低,尿量少
③  中心静脉压偏低,尿量多
④  中心静脉压偏高,尿量多
⑤  中心静脉压很高,尿量少
【单选题】 低血容量性休克代偿期严重者可发生弥散性血管内凝血(DIC)。( )
① 
② 
【单选题】 血管扩张药治疗心功能不全的主要作用机理是
①  增强心肌收缩力
②  改善心肌供氧状态
③  降低心脏的前后负荷
④  降低心肌耗氧量
⑤  减慢心率
【判断题】 失血性休克病人,在补液过程中,监测中心静脉压有下降趋势,提示输液量不足。
①  正确
②  错误
【单选题】 低血容量性休克代偿期表现不包括( )。
①  精神紧张、烦躁不安
②  尿量增多
③  血压无明显变化
④  皮肤及面色苍白
【单选题】 低血容量性休克失代偿期表现不包括( )。
①  表情淡漠、意识不清
②  口唇及肢端发绀
③  血压无明显变化
④  少尿或无尿
【单选题】 下列心血管疾病的表现中,哪项提示左心功能不全()
①  肝大
②  脾大
③  下肢水肿
④  颈静脉充盈怒张
⑤  端坐呼吸
【单选题】 容量血管是指
①  动脉
②  静脉@毛细血管
随机题目
【单选题】 Shakespeare’s greatest tragedies are the following works except ____.
①  Hamlet
②  King Lear
③  Romeo and Juliet
④  Othello
【单选题】 Which of the following is NOT true about The Canterbury Tales?
①  It is written in the form of a dream.
②  Chaucer chose a pilgrimage as the framework for the stories.
③  It is written for the greater part in heroic couplet.
④  “The General Prologue” introduces the pilgrims, the time and occasion of the pilgrimage.
【单选题】 Beowulf, the oldest great long poem ever written in English, is composed in a form of____.
①  epics
②  lyrics
③  folk songs
④  sagas
【单选题】 What meaning is referred to if we say the meaning of “dog” is friendship and loyalty?
①  denotative meaning
②  connotative meaning
③  literal meaning
④  labeled meaning.
【单选题】 What does it mean to know a word?
①  know its pronunciation and stress
②  know its spelling and grammatical properties
③  know its meaning and know when and how to use it
④  all of the above.
【单选题】 Which of the following statement is not true about vocabulary?
①  a vocabulary item can be more than one word
②  Vocabulary can not be taught. It must be learned by the individuals
③  Words are best learned in context
④  An English-English dictionary is an important aid for students.
【单选题】 What meaning is referred to if we say the meaning of “dog” is an animal with four legs and a tail, often kept as a pet or trained for work?
①  denotative meaning
②  connotative meaning
③  extended meaning
④  inspired meaning.
【单选题】 What do the following examples indicate? Big, huge; enormous, immense; male, masculine .
①  synonyms
②  antonyms
③  hyponyms
④  collocations.
【单选题】 What is referred to if we say “see a movie, watch a play, look at a picture”?
①  denotative meaning
②  connotative meaning
③  collocations
④  synonyms.
【单选题】 What are two categories of vocabulary?
①  Receptive vocabulary and productive vocabulary
②  innate vocabulary and learned vocabulary
③  familiar vocabulary and unfamiliar vocabulary
④  new vocabulary and old vocabulary.