患者女性,32岁,妊娠40周,妊娠合并子宫肌瘤,阴道分娩。胎盘娩出后阴道出血量多,暗红色;查体:宫底脐上3横指,子宫软,软产道无裂伤,血自宫腔流出,有血块,检查胎盘完整,血压110/90mmHg。最可能诊断为
A. 子宫收缩乏力
B. 软产道损伤
C. 胎盘残留
D. 凝血异常
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宫腔填塞压迫止血时注意事项有哪些?
A. 注意观察生命体征
B. 注意填塞时间,防止感染
C. 填塞紧密,不留死腔
D. 配合使用宫缩剂
E. 应注意无菌操作
The famous "Four Great Dan Actors"—_______, Shang Xiaoyun, _______ , and _______.
A. Mei Lanfang
B. Cheng Yanqiu
C. Xun Huisheng
D. Mei Baojiu
Singing, _______, acting, and _______ are the four artistic means and the four basic skills of Beijing Opera.
The characters of Beijing Opera are classified according to sex, ______, disposition, _______, and social status.