正常情况下肢血压比上肢()。
A.高0.6~1.3kPa
B.低0.6~1.3kPa
C.高2.6~5.3kPa
D.低2.6~5.3kPa
E.无差异
参考答案:C
有关人工流产并发症,错误的是
A.子宫过度后屈,后壁容易穿孔
B.流产后的感染多为子宫内膜炎
C.宫体过度屈曲易发生吸宫不全
D.妊娠月份较大时,术中出血较多
E.导致迷走神经兴奋,发生人工流产综合反应
It was rainy all day. We had to stay ________ home. [ ]
A. at
B. in
C. from
D. around