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【单选题】
患者女,56岁。卵巢癌术后,拔出尿管后7小时未能自行排尿。查体:耻骨上部膨隆,叩诊呈,有压痛,考虑尿潴留。为患者实施导尿时,第2次消毒的顺序是
A.
自上而下,由外向内
B.
自下而上,由外向内
C.
自下而上,由内向外
D.
自上而下,由内向外
E.
自上而下,由内向外再向内
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参考答案:
举一反三
【简答题】设函数f(x)= 3 sin2x+2cos 2 x. (1)求函数f(x)的最小正周期; (2)求函数f(x)的单调递增区间.
【简答题】设函数f(x)=a- 2 2 x +1 (1)求证:f(x)是增函数; (2)求a的值,使f(x)为奇函数; (3)当f(x)为奇函数时,求f(x)的值域.
【单选题】--- Look! __________ there are in the garden!
A.
- Let’s go there to take some photos.
B.
What a beautiful flower
C.
How a beautiful flower
D.
How beautiful flowers
E.
What beautiful flowers
【单选题】在单三角锁中,观测到一个三角形的三个内角值分别为58°28′30″,42°29′56″,79°01′46″,则在该三角形中,其内角改正数值为()
A.
+4″
B.
-4″
C.
+3″
D.
-3″
【简答题】加工中心与数控铣床编程的主要区别是()。 (A)指令格式 (B)换刀程序 (C)宏程序 (D)指令功能
【单选题】加工中心与数控铣床编程的主要区别是( B )
A.
指令格式
B.
换刀程序
C.
宏程序
D.
指令功能
【单选题】加工中心与数控铣床编程的主要区别是
A.
指令格式
B.
换刀程序
C.
宏程序
D.
指令功能
【多选题】Like any theory of importance, that of social or cultural anthropology was the work of many minds and took on many forms. Some, the best known of its proponents, worked on broad areas and attempted to...
A.
Social anthropology concerns itself with broad areas while cultural anthropology concerns itself with specific aspects of culture.
B.
Cultural anthropologists, also known as social anthropologists, may work in either broad or restricted areas.
C.
Cultural anthropology is a new field of study.
D.
Any important area of study requires the work of many minds and is therefore likely to have different approaches.
E.
The best-known people in cultural anthropology attempted to describe the development of human civilization.
【简答题】设函数f(x)= 3 sin2x+cos2x+1 (Ⅰ)求函数f(x)的最小正周期; (Ⅱ)求函数f(x)的增区间 (Ⅲ)当x∈[- π 6 , π 3 ]时,求函数f(x)的最大最小值并求出相应的x的值.
【简答题】标记用于定义页面的元信息,可重复出现在 头部标记中, meta 的属性有两种: name 和 http- equiv 。 向搜索引擎说明网页的 。
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