无恶心先兆,进食后立即发生,呕吐不费力,吐完后可再进食,首先考虑()
A.颅内压增高
B.药物刺激
C.急性胃炎
D.神经官能症
E.以上都不是
参考答案:D
Tom says he needs . [ ]
A. have a rest
B. to have a rest
C. has a rest
D. to having a rest
关于女性输尿管的描述错误的是()
A.经髂血管前方入盆腔
B.行经盆壁血管神经浅面
C.以子宫颈外侧至膀胱底
D.子宫动脉从其后方交叉经过
E.长约20~30cm