正中关系又称()
A.牙位
B.肌位
C.牙合位
D.姿势位
E.后退接触位
参考答案:E
The driver could have survived but he the seat belt.
A.had been wearing
B.hadn't worn
C.wasn’t wearing
D.didn't wear
患者35岁,女性,低热、食欲下降,腹胀2个月,停止排气排便1天,腹痛、恶心呕吐4小时,既往结核病史,查体发现脐周包块,肠鸣音亢进。
为进一步明确病因,该患者不需要的检查是()
A.血沉
B.PPD
C.胸片
D.腹部CT
E.腹腔镜