选择题：The common causative agents of cryptosporidiosis include （）

题目内容：

The common causative agents of cryptosporidiosis include （）

A.Cryptosporidium parvum　

B.Cryptosporidium hominis　

C.Cryptosporidium felis　

D.Cryptosporidium canis

参考答案：

One Cryptosporidium oocyst cannot cause an effective infecti

One Cryptosporidium oocyst cannot cause an effective infection.A.正确B.错误

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The main pathogens that cause mange of cattle and sheep are（）A.ChorioptesB.PsoroptesC.SarcoptesD.Kn

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The main infection route of the rabbit mange is （）A.oral infectionB.contact infectionC.transplacent

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None of the four pairs of legs for Sarcoptes scabiei exceed the external margin of the body.A.正确B.错

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The approaches to diagnose Babesia include（）A.PCRB.Blood smearsC.Bellman methodD.Floating method

分类：中国大学MOOC慕课题型：选择题