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12.3 E: 牙齒與口腔健康

Authored by Leung Kin梁志堅老師

Biology

1st Grade

12.3 E: 牙齒與口腔健康
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5 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

1. 人類有多少種牙齒?

1
2
3
4

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

2. 齒冠的外層由沒有生命的組織組成,稱為 ___________。

琺瑯質
象牙質
髓腔
白堊質

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

3. 蛀牙是由口腔內的細菌引起的。

正確
不正確

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

4. 牙石的形成會導致牙周病。

正確
不正確

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

5. 為了好好護理我們的牙齒和牙齦,我們應最少每年一次到牙科診所檢查牙齒。

正確
不正確

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