【单选题】患者,男性,68岁,食管癌术后需给予肠外营养支持3周,在进行胃肠外营养时,以下说法正确的是
B.
N时间≥2周以上的患者常采用经外周静脉进行营养输注
E.
者进行PN时出现高血糖为正常情况,注意观察即可
【单选题】在25℃时,0.01 mol∙kg-1糖水的渗透压为π1,0.01 mol∙kg-1食盐水的渗透压为π2,则两者的渗透压
【单选题】在“学生”表中有姓名、性别、出生日期等字段,要查询女生中年龄最小的学生,并显示姓名、性别和年龄,正确的SQL命令是
A.
SELECT 姓名,性别,MIN(YEAR(DATE())-YEAR([出生日期])) AS 年龄 FROM 学生 WHERE 性别=女
B.
SELECT姓名,性别,年龄 FROM 学生 WHERE 年龄=MIN(YEAR(DATE())-YEAR([出生日期])) AND 性别="女"
C.
SELECT姓名,性别,MIN(YEAR(DATE())-YEAR([出生日期])) AS 年龄 FROM 学生 WHERE 性别="女"
D.
SELECT姓名,性别,年龄 FROM 学生WHERE 年龄=MIN(YEAR(DATE())-YEAR([出生日期])) AND 性别=女
【单选题】There are certain people who behave in a quite peculiar fashion during the work of analysis. When one speaks hopefully to them or expresses satisfaction with the progress of the treatment, they show s...
A.
openly resisting the treatment of the physician.
B.
intentionally holding the physician in contempt.
C.
spontaneously responding contrary to the physician's expectations.
D.
purposely disregarding the praise or appreciation by the physician.
【单选题】The purpose of the 'guncotton' mentioned in paragraph 2 was to
A.
trap particles for analysis
B.
slow the process of putrefaction
C.
increase the airflow to the microscopic slide
D.
aid the mixing of alcohol and ether
【单选题】患者 ,男性,68岁,食管癌术后给予肠外营养支持3周,在进行胃肠外营养时,以下说法正确的是
B.
PN时间≥2周以上的患者常采用经外周静脉进行营养输注
E.
患者进行 PN时出现高血糖为正常情况,注意观察即可
【判断题】两个同频率正弦量的相位差为180度也相当于相位差是0度。