测量上肢血压时,袖带的下缘距肘窝2~3cm,松紧度以能放入一指为宜。
参考答案:对
Let's go and ____________.[ ]
A. play the football
B. to play football
C. play football
D. to play the football
正常人平卧时,颈外静脉在锁骨上缘至下颌角间的充盈水平在()
A.不显露
B.下2/3以内
C.下1/2以内
D.下1/3以内
E.以上都不对