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【多选题】
患者，男，33岁，体重80kg，因车祸外伤致双下肢、右上肢骨折。在气管插管静－吸复合下骨折内固定术。麻醉诱导前BP120／75mmHg。手术结束患者对气管导管不能耐受，此时患者神志尚不清楚，无意识抬头超过10秒，双上肢很有力，数人帮助固定在手术床上；潮气量700ml，频率18次／分；BP140／85mmHg，心率92次／分，SaO 2 99％，气管导管在患者挣扎情况下拔出。手术4小时共输液3500ml，（其中胶体液1000ml），尿量500ml。拔出气管导管后，患者安静入睡，普通吸氧面罩8L／min吸氧，但3分钟后患者的SaO 2 迅速下降到82％。麻醉医师立刻开放气道面罩正压通气，发现气道难以打开，无法进行有效气体交换。双肺听诊无呼吸音。提示：经检查发现，患者无法进行有效气体交换的主要原因是舌根后坠引起上呼吸道梗阻。提问：对舌根后坠引起上呼吸道梗阻的处理常用方法有（）
A.
侧卧位
B.
普通面罩吸氧
C.
放置口咽通气道
D.
文丘里面罩吸氧
E.
放置喉罩
F.
气管插管
G.
鼻导管吸氧
H.
头后仰托下颌和提颏法
I.
放置鼻咽通气道
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【多选题】下列几组浓度均为 0.2mol/L 的溶液中,具有缓冲作用的是( )
A.
H 2 O--NaAc
B.
HCl--NaCl
C.
NaHCO 3 -Na 2 CO 3
D.
HAc — NaAc
查看完整题目与答案
【单选题】What is the characteristic of Twitters ads?
A.
Twitter's ads are actually hidden among ordinary tweets.
B.
Twitter prefers to use big glossy images to attract people's attention.
C.
Twitter's ads are usually sponsored by big companies like Starbucks
D.
After three years' trial, Twitter has decided to change its ads style.
查看完整题目与答案
【单选题】Based on the passage, a monetary system has all of the following advantages over barter EXCEPT
A.
a double coincidence of wants is eliminated
B.
the cost of doing business is lower
C.
specialization in production is promoted
D.
opportunities of profitable trade are reduced
查看完整题目与答案
【单选题】初产妇，26岁，孕39周，阵发性腹痛6小时。检查：宫缩30～40秒/4～5分，胎位LOA，胎心142次／分。肛查：宫颈扩张2cm，可扪及前羊膜囊，目前最恰当的护理是( )
A.
待破膜后入院待产
B.
待宫缩变频后再入院
C.
立即收住院待产
D.
注射地西泮10mg以区别真假临产
E.
暂留门诊观察
查看完整题目与答案
【简答题】ADS
查看完整题目与答案
【单选题】When asked about the power of ads, most people agree that ads are ineffective on______.
A.
individuals
B.
masses
C.
others
D.
them
查看完整题目与答案
【单选题】There are advantages and disadvantages to 21 Asian and Western educational method. For example, one advantage 22 the education in Japan is that students there learn much more math and science 23 Ameri...
A.
not only
B.
all
C.
both
D.
only
查看完整题目与答案
【判断题】在和客户沟通时， 应注意不要有意打断客户， 在不打断客户的前提下， 适时地表达自己的意见。
A.
正确
B.
错误
查看完整题目与答案
【单选题】The information given by the lie detector, according to the author, is ______.
A.
trivial
B.
essential
C.
surprising
D.
wrong
查看完整题目与答案
【单选题】The definition of “banner ads” is ________.
A.
large ads shown on the screen for complementary products
B.
ads that appear in the user’s e-mail
C.
ads that the user “clicks” to see
D.
small, rectangular boxes containing text and perhaps a picture
E.
ads that “pop up” on the users screen from time to time
查看完整题目与答案
相关题目：
【多选题】下列几组浓度均为 0.2mol/L 的溶液中,具有缓冲作用的是( )
A.
H 2 O--NaAc
B.
HCl--NaCl
C.
NaHCO 3 -Na 2 CO 3
D.
HAc — NaAc
查看完整题目与答案
【单选题】What is the characteristic of Twitters ads?
A.
Twitter's ads are actually hidden among ordinary tweets.
B.
Twitter prefers to use big glossy images to attract people's attention.
C.
Twitter's ads are usually sponsored by big companies like Starbucks
D.
After three years' trial, Twitter has decided to change its ads style.
查看完整题目与答案
【单选题】Based on the passage, a monetary system has all of the following advantages over barter EXCEPT
A.
a double coincidence of wants is eliminated
B.
the cost of doing business is lower
C.
specialization in production is promoted
D.
opportunities of profitable trade are reduced
查看完整题目与答案
【单选题】初产妇，26岁，孕39周，阵发性腹痛6小时。检查：宫缩30～40秒/4～5分，胎位LOA，胎心142次／分。肛查：宫颈扩张2cm，可扪及前羊膜囊，目前最恰当的护理是( )
A.
待破膜后入院待产
B.
待宫缩变频后再入院
C.
立即收住院待产
D.
注射地西泮10mg以区别真假临产
E.
暂留门诊观察
查看完整题目与答案
【简答题】ADS
查看完整题目与答案
【单选题】When asked about the power of ads, most people agree that ads are ineffective on______.
A.
individuals
B.
masses
C.
others
D.
them
查看完整题目与答案
【单选题】There are advantages and disadvantages to 21 Asian and Western educational method. For example, one advantage 22 the education in Japan is that students there learn much more math and science 23 Ameri...
A.
not only
B.
all
C.
both
D.
only
查看完整题目与答案
【判断题】在和客户沟通时， 应注意不要有意打断客户， 在不打断客户的前提下， 适时地表达自己的意见。
A.
正确
B.
错误
查看完整题目与答案
【单选题】The information given by the lie detector, according to the author, is ______.
A.
trivial
B.
essential
C.
surprising
D.
wrong
查看完整题目与答案
【单选题】The definition of “banner ads” is ________.
A.
large ads shown on the screen for complementary products
B.
ads that appear in the user’s e-mail
C.
ads that the user “clicks” to see
D.
small, rectangular boxes containing text and perhaps a picture
E.
ads that “pop up” on the users screen from time to time
查看完整题目与答案