牙周炎骨吸收在X线片上的表现为牙槽骨A.高度降低 B.密度增加 C.骨硬板增厚 D.

题型:单项选择题

问题:

牙周炎骨吸收在X线片上的表现为牙槽骨

A.高度降低

B.密度增加

C.骨硬板增厚

D.形态不变

E.牙周膜变窄

考点:口腔执业医师口腔执业医师5
题型:单项选择题

It is the last lesson before the winter vacation. The students are very happy. Their English teacher is very happy, too. Their teacher plays some nice games with them. She sings some nice songs with them, and then she remembers something and goes to the blackboard and writes “SMILES” on it. “This is the longest word in English,” she says to the class. All the students laugh, and then one girl stands up and asks, “Why is it the longest word in English?”

The teacher says nothing for a few seconds(秒). Then she smiles(微笑) and says, “Because there is a mile between the first letter and the last one.”

根据短文内容选择正确答案。

( ) 1. Why were the English teacher and the students very happy? Because       .

A. it was the last day before the vacation.

B.It was the last lesson before the vacation.

C. The teacher sang some nice songs with the students.

( ) 2. How did they spend the last lesson?

A. they played some nice games.        

B. They sang some nice songs.

C. Both A and B.

( ) 3. What did the teacher write on the blackboard?

A. Smiles             B. Smells          C. Slows

( ) 4. A girl stood up and asked the teacher,  “             ?”

A. Why is the word so long            

B. Why is it the longest word

C. Why did all the students laugh

( ) 5. The word “SMILES”is one of the longest words in English because        .

A. there is a “mile”between the first “s” and last one   

B. it has many letters

C. there are two “s” in the word

题型:单项选择题

年轻女性月经增多,疑有缺铁性贫血,哪项检查最有诊断意义()。

A.血清铁降低

B.总铁结合力增高

C.血清铁蛋白降低

D.游离原卟啉降低

E.铁盐吸收降低

题型:单项选择题

龈炎病损早期的主要浸润细胞是()

A.中性粒细胞

B.淋巴细胞

C.浆细胞

D.肥大细胞

E.嗜酸性粒细胞

题型:单项选择题

下列成分的水溶液,经振摇能产生肥皂样泡沫的是()

A.黄酮

B.强心苷

C.生物碱

D.皂苷

E.蒽醌苷

题型:单项选择题

按照信息加工心理学的观点,学生能够回答“第二次世界大战的原因是什么”“人的心脏结构与血液循环有什么关系”等问题,需要的是()。

A.陈述性知识

B.程序性知识

C.策略性知识

D.默会知识

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