A.8周
B.9周
C.10周
D.11周
E.12周
[单选题]孕几周以后可作胎头测量 ( )A.9周B.10周C.11周D.12周E.8周
[单选题]妊娠几周后卵黄囊消失 ( )A.6周B.7~8周C.9~10周D.11~13周E.16周
[单选题]妊娠几周以后妊娠囊消失A.6~7周B.7~8周C.9~10周D.11~13周E.16周
[单选题]妊娠几周后卵黄囊消失A.6周B.7~8周C.9~10周D.11~13周E.13~15周
[单选题]可成为胎儿的妊娠周数是A.8周B.9周C.10周D.12周E.16周
[单选题]B.超可辨别胎儿性别是在妊娠A.6周B.8周C.10周D.11周E.12周
[单选题]孕妇自觉胎动的孕周是A.6~8周B.9~10周C.10~12周D.3~16周E.18~20周
[单选题]妊娠几周以后可做胎头超声测量A.9周以上B.10~11周C.11周D.12周E.8~9周
[单选题]至妊娠几周,卵黄囊缩小并入脐带?()。A.7周B.8周C.9周D.10周E.11周
[单选题]在妊娠多少周才能清楚显示胎头光环()。A.8周B.8-9周C.10周D.11周E.12周