抗牙本质敏感药应具备的条件是() A.对牙髓没有刺激性 B.能消除或减轻牙本质过敏症

题型:单项选择题 A1/A2型题

问题:

抗牙本质敏感药应具备的条件是()

A.对牙髓没有刺激性

B.能消除或减轻牙本质过敏症所引起的疼痛

C.不刺激口腔软组织

D.疗效稳定持久

E.以上均正确

考点:口腔颌面外科学主治医师口腔临床药物学口腔临床药物学题库
题型:单项选择题 A1/A2型题

阅读理解,阅读下面短文,完成每个句子。

                                                         One of world's most important foods

     Ji Wei's family grows rice on their farm .Rice is one of the world's most important foods. More than

 half of the people in the world eat rice with every meal. In some languages in Asia , the same word means

  eat and eat rice.

     Like wheat and corn , rice is a kind of grass. Rice likes to grow in warm, wet places. China and India

 grow the most rice. Together , China and India grow more than half of the rice in the world.

1. Rice is one of the word's most _____ foods.

2. More than ______ of the people in the world eat rice _____ _____ _____ .

3. In some _____ in _____ , the same word means _____  and _____ _____ .

4. Rice is kind of _____ .

5. _____ and _____ are also a kind of _____ .

6. Together, China and _____ grow more than _____ _____ the rice _____ _____ _____ .

题型:单项选择题 A1/A2型题

下列各字不属于部首的是()。

A.反

B.赤

C.麻

D.音

题型:单项选择题 A1/A2型题

下列选项中,掌握载人航天技术国家的先后顺序是()。

A.苏联、中国、美国

B.美国、苏联、中国

C.苏联、美国、中国

D.中国、苏联、美国

题型:单项选择题 A1/A2型题

主动脉瓣关闭不全最重要的体征是

A.胸骨左缘第三肋间有高调递减型哈气样舒张期杂音

B.心尖部有舒张期滚筒样杂音

C.主动脉瓣区喷射性收缩期杂音

D.肺动脉瓣区第二心音亢进

E.胸前区有开放拍击音

题型:单项选择题 A1/A2型题

诊断三期内痔的主要依据是:()

A.痔核巨大

B.出血量多

C.病程长,痔核脱出

D.肛门松弛

E.痔核脱出,需用手退回

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