药物引起的过敏性血细胞减少症属于A.Ⅰ型超敏反应 B.Ⅱ型超敏反应 C.Ⅲ型超敏反应

题型:单项选择题

问题:

药物引起的过敏性血细胞减少症属于

A.Ⅰ型超敏反应

B.Ⅱ型超敏反应

C.Ⅲ型超敏反应

D.Ⅳ型超敏反应

E.Ⅰ型和Ⅳ型超敏反应

考点:口腔执业医师口腔执业医师82
题型:单项选择题

—I think robot will play an important role in our life. Don’t you think so?

—Yes. _________________________.

A.No pains, no gains

B.Early birds catch worms

C.Great minds think alike

D.Facts speak louder than words

题型:单项选择题

More historical buildings in the old town will fall down ________we try our best to protect them.

A.if

B.since

C.unless

D.in order that

题型:单项选择题

下列各物质都含有少量杂质(括号内为杂质)写出除去杂质的主要操作及有关化学方程式

(1)CuO(Cu) _________  _________

(2)CaO(CaCO3 _________  _________

(3)NaCl(Na2CO3_________  ______

(4)FeSO4(CuSO4________  _________

题型:单项选择题

药物性龈炎牙龈表现为()

A.牙龈增生,呈细小分叶状

B.牙龈呈瘤样突起,有蒂、鲜红、质软

C.牙龈 * * 呈球样增生、质软,多见于前牙唇侧

D.牙龈退缩、鲜红、质软

E.牙龈肥大、苍白、质硬

题型:单项选择题

请简述集团彩铃有哪些功能?

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