35.乳牛分娩時最常因下列那種原因,導致子宮內翻(uterine inversion)和子宮脫垂(uterine
prolapse)的發生?
(A)子宮腫瘤(uterine tumors)
(B)子宮無力(uterine inertia)
(C)子宮頸痙攣(cervical spasm)
(D)子宮蓄膿(pyometra)
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統計: A(2), B(614), C(173), D(16), E(0) #857455
統計: A(2), B(614), C(173), D(16), E(0) #857455