6.屬于宮縮時胎頭受壓、腦血流量一時性減少的胎心率變化是

A.加速                                                        B.早期減速

C.變異減速                                                 D.晚期減速

7.妊娠期高血壓疾病患者，左側(cè)臥位24小時可使舒張壓降低

A.5mmHg                                                    B.8mmHg

C.10mmHg                                                  D.12mmHg

8.妊娠期高血壓疾病的基本病理生理變化是

A.全身各組織器官缺血缺氧                         B.血管通透性增加

C.全身小動脈痙攣                                       D.血管內(nèi)皮細(xì)胞損傷

9.可以導(dǎo)致羊水過少的胎兒畸形是

A.先天腎缺如                                              B.無腦兒

C.脊柱裂                                                     D.腦膨出

10.不屬于前置胎盤高危因素的是

A.多次刮宮                                                 B.多次分娩

C.子宮手術(shù)史                                              D.高血壓

11.胎兒生長受限最常見的因素是

A.孕婦因素                                                 B.胎兒因素

C.胎盤及臍帶因素                                       D.子宮因素

12.確診前置胎盤安全有效的首選方法是

A.B型超聲                                                  B.陰道檢查

C.妊娠試驗                                                 D.腹部平片

13.妊娠合并糖尿病孕婦胰島素用量高峰是在妊娠

A.20～24W                                                  B.24～28W

C.28～32W                                                  D.32～33W

14.輸卵管妊娠時最常發(fā)生的部位是

A.間質(zhì)部                                                     B.峽部

C.壺腹部                                                     D.傘部

15.妊娠合并糖尿病的主要治療藥物是

A.胰島素                                                     B.消渴丸

C.優(yōu)降糖                                                     D.降糖靈