【简答题】![](https://cos-cdn.shuashuati.com/shuashuati-web/2024-0521-0905-00/logo-new-ad743.png)
(题干)黑白花奶牛,正常妊娠至8个月时,腹部不再继续增大,超出预产期35天仍无分娩预兆。进行阴道检查时发现子宫颈口仍关闭,临床上无明显症状。该牛最可能发生的是A.子宫捻转
B.子宫破裂
C.胎儿气肿
D.胎儿浸溶
E.胎儿干尸化
确诊该病需要进行A.B超检查
B.孕酮检查
C.直肠检查
D.阴道检查
E.血液生化检查
治疗该病时,首先应注射A.黄体酮与催产素
B.前列腺素与黄体酮
C.黄体酮与钙剂
D.前列腺素与雌激素
E.催产素与雌激素
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