男性,60岁,进行性吞咽困难4个月,目前仅能进流质饮食。查体:消瘦,锁骨上淋巴结未触

题型:单项选择题

问题:

男性,60岁,进行性吞咽困难4个月,目前仅能进流质饮食。查体:消瘦,锁骨上淋巴结未触及肿大,食管钡餐示:中段食管黏膜破坏,充盈缺损,管腔狭窄。

进一步检查是()

A.食管拉网

B.食管镜

C.放射性核素

D.胸部及纵隔

E.腹部B超和肝功能检查

考点:胸心外科(医学高级)医学高级胸心外科学(副高)特训密卷七
题型:单项选择题

---Did you find the small village yesterday?

---Yes, without any difficulty, for it has __________changed over years.

A.hardly

B.greatly

C.clearly

D.nearly

题型:单项选择题

Many companies in Guangdong are facing a serious labor _____ following the Rabbit Year's Spring Festival.[ ]

A. lack

B. shortage

C. absence

D. storage

题型:单项选择题
So far this year we _____ a fall in house prices by between 5 percent and 10 percent.

A. saw
B. see
C. had seen
D. have seen
题型:单项选择题

下列采集量中,是开关量的是()

A.阀门开启、关闭

B.温度的高低

C.压力的大小

D.时间的长短

题型:单项选择题

用万用表检查电容器好坏时,(),则该电容器是好的。

A、指示满度

B、指示零位

C、指示从大到小直至为零

D、指示从零增大直至满度

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