男性,患肝硬化5年,中午因饮食不当突然出现呕血,伴神志恍惚、心悸、四肢湿冷、无尿,脉

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问题:

男性,患肝硬化5年,中午因饮食不当突然出现呕血,伴神志恍惚、心悸、四肢湿冷、无尿,脉搏130/min,血压80/55mmHg,血红蛋白80g/L。

患者出血后易诱发( )。

A.窒息

B.猝死

C.肝性脑病

D.肾功能衰竭

E.电解质紊乱

考点:护士护理考试护士相关专业知识初级护士相关专业知识
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夜里12时是24时,也是第二天的1时.______.(判断对错)

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下列典故中,从物质变化的角度分析,主要体现化学变化的是[ ]

A.司马光砸缸

B.刻舟求剑

C.火烧赤壁

D.铁杵磨成针

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患儿,2岁,高热、咳嗽,伴疱疹性结膜炎和结节性红斑,有结核病密切接触史,疑为急性粟粒型结核,拟行结核菌素试验。

结核菌素试验反应结果显示局部硬结平均直径为16mm.应记录为()

A.(-)

B.(+)

C.(++)

D.(+++)

E.(++++)

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不定项选择
某同学为了研究光的色散,设计了如下实验:在墙角放置一个盛水的容器,其中有一块与水平面成45°角放置的平面镜M,如图所示,一细束白光斜射向水面,经水折射向平面镜,被平面镜反射经水面折射后照在墙上,该同学可在墙上看到(   )

A.上紫下红的彩色光带

B.上红下紫的彩色光带

C.外红内紫的环状光带

D.一片白光

题型:单项选择题

Exercising to music pumps up brain power


If music makes you smarter, and exercise helps brain function, can exercising to music really boost brainpower Some researchers said it can. Volunteers who listened to Vivaldi’s "Four Seasons" while working out on a treadmill did much better on a test of (1) ability than when they exercised without music, a team (2) Ohio State University found.
"Evidence suggests that exercise improves the (3) performance of people with coronary artery (4) ," said psychologist Charles Emery, who led the study.
"And listening to music is (5) to enhance brainpower. We wanted to put the two results together," Emery (6) in a statement.
Writing in the latest issue of the journal Heart & Lung, Emery and (7) said they studied 33 men and women taking (8) in a cardiac rehabilitation program after having bypass (9) , angioplasty or other procedures to treat clogged arteries.
The (10) said they felt better emotionally and mentally after working out (11) or without the music. But their improvement on the (12) fluency test doubled after listening to music on the treadmills.
"Exercise seems to (13) positive changes in the nervous system, and these changes may have a (14) effect on cognitive ability," Emery said.
"Listening to music may (15) cognitive function through different pathways in the brain. The combination of music (16) exercise may stimulate and increase cognitive arousal (17) helping to organize cognitive output."
Emery said he now wanted to (18) people using music of their own choice. "We used the ’Four Seasons’ because of its (19) tempo and positive effects on medical patients in previous (20) ," Emery said. "But given the range of music preferences among patients, it’s especially important to evaluate the influence of other types of music on cognitive outcomes.\

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