LefortⅢ型骨折其骨折线不经过() A.眶内下壁 B.梨状孔上缘 C.鼻骨 D.

题型:单项选择题

问题:

LefortⅢ型骨折其骨折线不经过()

A.眶内下壁

B.梨状孔上缘

C.鼻骨

D.颧额缝

E.眶外壁

考点:中学教育学口腔颌面外科口腔颌面外科题库
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人耳能感受到的声音的频率范围是20Hz~20000Hz.人耳无法听到超声波和次声波,原因是(  )

A.超声波的频率小于20Hz,次声波的频率大于20000Hz

B.超声波的频率大于20000Hz,次声波的频率小于20Hz

C.超声波的频率和次声波的频率都大于20000Hz

D.超声波的频率和次声波的频率都小于20Hz

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药物治疗改善LES功能状态,首选()

A.西咪替丁

B.甲硝唑

C.奥美拉唑

D.山莨菪碱

E.莫沙必利

题型:单项选择题

有一组数据:2,3,5,5,x,它们的平均数是10,则这组数据的众数是______.

题型:单项选择题

Graham was the successful owner of a hardware store. He had great ambitions to expand his store into a nationwide franchise. Graham sold his business to Handyware (Pty) Ltd, a company that he incorporated. As purchase price for the store he received 10,000 preference shares and secured debentures issued by the company. Graham was appointed managing director of the company and he was also the only shareholder. Due to the economic downturn Handyware (Pty) Ltd was liquidated two years later. There are insuffi cient assets to pay both Graham’s secured debentures and the ordinary creditors. Handyware (Pty) Ltd also owes money to various other creditors. One of the creditors alleges that Graham ordered supplies from him while he knew the company was insolvent.Required:Advise the liquidators of Handyware (Pty) Ltd on the validity of the debentures and the possibility of holding Graham personally liable for the company’s debts. (10 marks)

题型:单项选择题

组成内环境的三种主要成分之间具有一定的相互关系,下列各项中错误的是()

A.血浆⇄组织液

B.组织液→淋巴

C.淋巴→血浆

D.淋巴→组织液

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