关于全麻维持错误的是() A.及时增加麻醉药物 B.根据手术和患者情况及时调节麻醉深

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问题:

关于全麻维持错误的是()

A.及时增加麻醉药物

B.根据手术和患者情况及时调节麻醉深度

C.掌握静脉麻醉药物的适宜剂量和用药时机

D.保持气道通畅,维持良好的肺通气和换气

E.常规使用去极化肌松剂

考点:山东住院医师麻醉科Ⅱ阶段专业理论专业理论题库
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心肌摄取99mTc-MIBI的量,主要与下列哪项因素有关()。

A.心肌厚度

B.缺血灶大小

C.冠脉血流量

D.心肌弥散性清除率

E.心肌细胞缺血时间

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如图所示,下列关于旋毛虫病的病原学特点的描述,正确的是()

A.旋毛虫细小、雌雄异体

B.成虫与幼虫可在同一宿主体内寄生,故既是终宿主,又是中间宿主

C.成虫与幼虫可在同一宿主体内寄生,完成生活史不必更换宿主

D.幼虫侵入肌纤维,在1个月内形成与肌纤维平行的梭形包囊

E.有时钙化包囊内的幼虫可存活5年以上

题型:单项选择题

如图,质量分别为mA和mB的两小球带有同种电荷,电荷量分别为qA和qB,用绝缘细线悬挂在天花板上,平衡时,两小球恰处于同一水平位置,细线与竖直方向间夹角分别为θ1与θ21>θ2),两小球突然失去各自所带电荷后开始摆动,最大速度分别为vA和vB,最大动能分别为EkA和EkB,则(    )

A.qA一定小于qB

B.mA一定小于mB

C.vA一定大于vB

D.EkA一定大于EkB

题型:单项选择题

Today, we’ll talk about what other effects watching TV might produce on children. Children should be (1) a lot of television, many experts and parents agree, but there is at least one circumstance when it might be beneficial: (2) . A recent study conducted by Italian researchers found that children (3) immediately preceding and during blood tests experienced less pain than children whose mothers (4) during the procedure, or children whose mothers were present but (5) .
The research, led by Carlo Brown, MD, at the University of Siena, is published in the Archives of Disease in Childhood. (6) the study. None received any type of anesthesia; the children and their mothers (7) . Both the group whose mothers attempted to distract them from the blood tests and those whose mothers simply observed reported (8) than the group who watched cartoons. For that group, the levels of pain were less and the children were better able to (9) .
One of the possible explanations is that children might have (10) during the procedures, exacerbating their perception of pain. "The higher pain level reported by children during (11) shows the difficulty mothers have in interacting positively (12) in their children’s life," the authors write.
However, they stressed that (13) still provided benefits, noting that the children would (14) during the procedures. "Indeed, children state that having their parent present (15) when in pain," say the authors.
Another possibility offered for consideration is the notion that the (16) might release pain-quelling endorphins. Endorphins, (17) produced by the pituitary gland, resemble opiates in their ability to produce analgesia and a sense of well-being. In other words, they might (18) .
In any case, the study results suggest that health workers should (19) to watch television during painful procedures (20) .

题型:单项选择题

下列哪项不是队列研究的特点()

A.可以研究一种暴露与多种疾病的关系

B.属于分析性研究

C.经常存在失访偏倚

D.可以研究一种疾病与多种暴露的关系

E.是由因到果的研究

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